CN103464734A - Safe steel ladle lining and building method thereof - Google Patents
Safe steel ladle lining and building method thereof Download PDFInfo
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- CN103464734A CN103464734A CN2013103798574A CN201310379857A CN103464734A CN 103464734 A CN103464734 A CN 103464734A CN 2013103798574 A CN2013103798574 A CN 2013103798574A CN 201310379857 A CN201310379857 A CN 201310379857A CN 103464734 A CN103464734 A CN 103464734A
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- ladle
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Abstract
The invention relates to a safe steel ladle lining. The safe steel ladle is characterized in that the safe steel ladle lining comprises a steel ladle body, a heat-insulating layer, a permanent lining, a safe lining and a working lining; the heat-insulating layer, the permanent lining, the safe lining and the working lining are sequentially arranged on the steel ladle body from outside to inside; the safe lining is formed by staggered arrangement of building gaps of magnesium-carbon brick layers or aluminum-magnesium-carbon brisk layers in a vertical direction, and the thickness of the safe lining is 20-100mm; the working lining is built by magnesium-carbon bricks or aluminum-magnesium-carbon bricks, and the thickness of the working lining is 100-200mm. Compared with the prior art, the safe steel ladle lining has the advantages that construction period for steel-ladle building is shortened; experienced professional ladle judgers are not needed for judging steel ladles, and any person can judge the steel ladles, so that safety of the steel ladles is improved and leakage of the steel ladles is avoided; consumption on fireproof materials of the steel ladles is reduced, so that cost is saved; the safe lining can be used for a long time, use quantity of the magnesium-carbon bricks or the aluminum-magnesium-carbon bricks of the working lining is reduced, and service life of the steel ladles is prolonged.
Description
Technical field
The present invention relates to the ladle technical field, particularly a kind of safe ladle liner and building method thereof.
Background technology
Ladle is one of STEELMAKING PRODUCTION visual plant, and the condition of work of ladle is very harsh, and the severe impact of the static pressure that liner bears high-temperature molten steel during with tapping, stand the chilling and shock heating effect of mechanical erosion, chemical erosion and temperature sharply.Make molten steel ladle inner lining produce melting loss, when serious, cause ladle leakage accident, to safety in production, bring hidden danger.
Conventional ladle inwardly is disposed with heat insulation layer, permanent liner and working lining from shell, because the permanent layer pouring materialfor steel ladle can not be resisted the molten steel erosion well, when having corroded, slag line working lining refractory brick very easily cause slag line to wear bag, therefore, for preventing that ladle leakage accident from occurring, usually, when working lining also has certain thickness, remove working lining, cause great waste.
Summary of the invention
The purpose of this invention is to provide a kind of waste that reduces working lining magnesia carbon brick or aluminium-magnesia carbon brick, the safe ladle liner and the building method thereof that save production cost.
For achieving the above object, the present invention realizes by the following technical solutions:
A kind of safe ladle liner, is characterized in that, comprises ladle main body, heat-insulation layer, permanent liner, safety liner and working lining, and described ladle main body ecto-entad is provided with heat-insulation layer, permanent liner, safety liner and working lining successively.
Described safety liner is dislocatedly distributed and forms at the puzzle joint of vertical direction by magnesia carbon brick layer or aluminium-magnesia carbon brick layer, and the thickness of safety liner is between 20-100mm.
Described working lining is built by laying bricks or stones and is formed by magnesia carbon brick or aluminium-magnesia carbon brick, and the thickness of working lining is between 100-200mm.
Described magnesia carbon brick or aluminium-magnesia carbon brick are fan-shaped or wedge structure.
A kind of building method of safe ladle liner, while building by laying bricks or stones, at the bottom of first using pouring materialfor steel ladle pouring construction bag, permanent liner is to specific thickness, then with bag heelpiece material levelling on permanent liner at the bottom of the bag tied of 0-1mm, be close to the permanent liner ring by ring that wraps wall and build safety liner from bottom to top by laying bricks or stones on permanent liner at the bottom of the bag of levelling, when just building ladle working lining, being close to permanent liner uses magnesia carbon brick or aluminium-magnesia carbon brick between 100-300mm to build by laying bricks or stones, ladle is after first bag is used and used stipulated number, as required by the residual thickness to 20-100mm of working lining, the safety liner that residual working lining brick is used as a servant as next one bag with the chamotte levelling, second later working lining of bag labour adopts the magnesia carbon brick of 100-200mm or aluminium-magnesia carbon brick to build by laying bricks or stones, residual safety liner Bao Yizhong does not afterwards remove.
Compared with prior art, the invention has the beneficial effects as follows:
1, build working lining by laying bricks or stones, when ladle working lining corrodes damage to safety liner, can build in time working lining by laying bricks or stones, when the erosion of resisting molten steel, stopping the generation of ladle leakage accident, shortened the duration of ladle building construction.
2, due to the introducing of safety liner, make the job contract of sentencing of ladle become light, sentence the bag personnel without the need for the specialty of experience and sentenced bag, use while exposing safety liner at steel ladle working lining brick, can build the working lining of next bag labour by laying bricks or stones, anyone can be sentenced bag.
3, with the permanent liner ladle that adopts the pouring materialfor steel ladle cast relatively, due to many one deck safety liner protections, the security that has greatly improved ladle.
4, still can resist the erosion of molten steel in use procedure after ladle working lining corrodes damage, stop the generation of ladle leakage accident, can again build in time working lining by laying bricks or stones, with original method, compare the consumption that has reduced ladle lining, saved cost simultaneously.
5, be increased to the service life of ladle permanent lining unlimited more than, safety liner also can be used for a long time.
6, owing to increasing safety liner, reduced the usage quantity of working lining magnesia carbon brick or aluminium-magnesia carbon brick, the service life of having improved ladle.
The accompanying drawing explanation
Fig. 1 is structure chart of the present invention.
1-ladle main body, 2-heat-insulation layer, 3-permanent liner, 4-safety liner, 5-working lining
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further illustrated:
As shown in Figure 1, a kind of safe ladle liner of the present invention, it is characterized in that, comprise ladle main body 1, heat-insulation layer 2, permanent liner 3, safety liner 4 and working lining 5, described ladle main body 1 ecto-entad is provided with heat-insulation layer 2, permanent liner 3, safety liner 4 and working lining 5 successively; Described safety liner 4 is dislocatedly distributed and forms at the puzzle joint of vertical direction by magnesia carbon brick layer or aluminium-magnesia carbon brick layer, and the thickness of safety liner 4 is between 20-100mm; Described working lining 5 is built by laying bricks or stones and is formed by magnesia carbon brick or aluminium-magnesia carbon brick, and the thickness of working lining 5 is between 100-200mm; Described magnesia carbon brick or aluminium-magnesia carbon brick are fan-shaped or wedge structure.
Building method of the present invention, while building by laying bricks or stones, at the bottom of first using pouring materialfor steel ladle pouring construction bag, permanent liner 3 is to specific thickness, then with bag heelpiece material levelling on permanent liner 3 at the bottom of the bag tied of 0-1mm, be close to permanent liner 3 ring by ring that wrap wall and build safety liner 4 from bottom to top by laying bricks or stones on permanent liner 3 at the bottom of the bag of levelling, when just building ladle working lining 5, being close to permanent liner 3 uses magnesia carbon brick or aluminium-magnesia carbon brick between 100-300mm to build by laying bricks or stones, ladle is after first bag is used and used stipulated number, as required by the residual thickness to 20-100mm of working lining 5, the safety liner 4 that residual working lining 5 bricks are used as a servant as next one bag with the chamotte levelling, second later working lining of bag labour adopts the magnesia carbon brick of 100-200mm or aluminium-magnesia carbon brick to build by laying bricks or stones, residual safety liner 4 Bao Yizhong does not afterwards remove.
Above described be only basic principle of the present invention, not the present invention is imposed any restrictions, everyly according to the present invention, it is carried out to equivalent variations and modification, all within the category of the art of this patent protection scheme.
Claims (5)
1. a safe ladle liner, is characterized in that, comprises ladle main body, heat-insulation layer, permanent liner, safety liner and working lining, and described ladle main body ecto-entad is provided with heat-insulation layer, permanent liner, safety liner and working lining successively.
2. a kind of safe ladle liner according to claim 1, is characterized in that, described safety liner is dislocatedly distributed and forms at the puzzle joint of vertical direction by magnesia carbon brick layer or aluminium-magnesia carbon brick layer, and the thickness of safety liner is between 20-100mm.
3. a kind of safe ladle liner according to claim 1, is characterized in that, described working lining is built by laying bricks or stones and formed by magnesia carbon brick or aluminium-magnesia carbon brick, and the thickness of working lining is between 100-200mm.
4. according to the described a kind of safe ladle liner of claim 2 or 3, it is characterized in that, described magnesia carbon brick or aluminium-magnesia carbon brick are fan-shaped or wedge structure.
5. the building method of a kind of safe ladle liner according to claim 1, it is characterized in that, while building by laying bricks or stones, at the bottom of first using pouring materialfor steel ladle pouring construction bag, permanent liner is to specific thickness, then with bag heelpiece material levelling on permanent liner at the bottom of the bag tied of 0-1mm, be close to the permanent liner ring by ring that wraps wall and build safety liner from bottom to top by laying bricks or stones on permanent liner at the bottom of the bag of levelling, when just building ladle working lining, being close to permanent liner uses magnesia carbon brick or aluminium-magnesia carbon brick between 100-300mm to build by laying bricks or stones, ladle is after first bag is used and used stipulated number, as required by the residual thickness to 20-100mm of working lining, the safety liner that residual working lining brick is used as a servant as next one bag with the chamotte levelling, second later working lining of bag labour adopts the magnesia carbon brick of 100-200mm or aluminium-magnesia carbon brick to build by laying bricks or stones, residual safety liner Bao Yizhong does not afterwards remove.
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| CN2013103798574A CN103464734A (en) | 2013-08-27 | 2013-08-27 | Safe steel ladle lining and building method thereof |
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| CN2013103798574A CN103464734A (en) | 2013-08-27 | 2013-08-27 | Safe steel ladle lining and building method thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736985A (en) * | 2014-01-11 | 2014-04-23 | 莱芜钢铁集团有限公司 | Steel ladle working lining and method for building slag line part of steel ladle working lining |
| CN105081300A (en) * | 2015-08-03 | 2015-11-25 | 丹东播磨耐火材料有限公司 | Steel ladle compounding building technology |
| CN107116208A (en) * | 2017-04-11 | 2017-09-01 | 营口辰兴耐火材料有限公司 | A kind of building method of ladle composite fire liner |
| TWI598445B (en) * | 2016-08-15 | 2017-09-11 | 中國鋼鐵股份有限公司 | Ladel structure |
| CN107552773A (en) * | 2017-10-31 | 2018-01-09 | 攀钢集团攀枝花钢铁研究院有限公司 | Ladle masonry construction and ladle hollow brick |
| CN108580867A (en) * | 2018-07-26 | 2018-09-28 | 河南海格尔高温材料有限公司 | A kind of safe ladle liner |
| CN108971471A (en) * | 2018-08-21 | 2018-12-11 | 北京利尔高温材料股份有限公司 | A kind of carbon-free steel cladding conjunction packet bottom construction technology |
| CN110449568A (en) * | 2019-08-27 | 2019-11-15 | 北京利尔高温材料股份有限公司 | A kind of compound packet bottom construction technology of ladle |
| CN110935871A (en) * | 2020-01-02 | 2020-03-31 | 新余钢铁股份有限公司 | Steel ladle structure and manufacturing method thereof |
| CN111390151A (en) * | 2020-04-26 | 2020-07-10 | 郑州银河耐火材料有限公司 | Steel ladle double-ring masonry structure and construction method thereof |
| CN111673075A (en) * | 2020-07-29 | 2020-09-18 | 北京利尔高温材料股份有限公司 | Tundish composite slag line permanent lining and preparation method thereof |
| CN114850460A (en) * | 2022-04-25 | 2022-08-05 | 南京钢铁股份有限公司 | Steel ladle and preparation method thereof |
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| CN201264087Y (en) * | 2008-09-17 | 2009-07-01 | 鞍钢股份有限公司 | Novel molten steel tank masonry structure |
| CN201423442Y (en) * | 2009-05-06 | 2010-03-17 | 鞍山市量子炉材集团有限公司 | Compound safety ladle lining |
| CN101804456A (en) * | 2010-04-08 | 2010-08-18 | 攀枝花学院 | Carbon-free unburned brick and production method thereof |
| CN101898242A (en) * | 2010-07-22 | 2010-12-01 | 郑州振东耐磨材料有限公司 | Masonry method of permanent ladle layer by using magnesia carbon bricks |
| CN101985173A (en) * | 2010-07-20 | 2011-03-16 | 郑州振东耐磨材料有限公司 | Steel ladle lining covering method |
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| CN201264087Y (en) * | 2008-09-17 | 2009-07-01 | 鞍钢股份有限公司 | Novel molten steel tank masonry structure |
| CN201423442Y (en) * | 2009-05-06 | 2010-03-17 | 鞍山市量子炉材集团有限公司 | Compound safety ladle lining |
| CN101804456A (en) * | 2010-04-08 | 2010-08-18 | 攀枝花学院 | Carbon-free unburned brick and production method thereof |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736985A (en) * | 2014-01-11 | 2014-04-23 | 莱芜钢铁集团有限公司 | Steel ladle working lining and method for building slag line part of steel ladle working lining |
| CN103736985B (en) * | 2014-01-11 | 2016-06-08 | 莱芜钢铁集团有限公司 | A kind of ladle working lining and slag lining thereof build by laying method |
| CN105081300A (en) * | 2015-08-03 | 2015-11-25 | 丹东播磨耐火材料有限公司 | Steel ladle compounding building technology |
| TWI598445B (en) * | 2016-08-15 | 2017-09-11 | 中國鋼鐵股份有限公司 | Ladel structure |
| CN107116208A (en) * | 2017-04-11 | 2017-09-01 | 营口辰兴耐火材料有限公司 | A kind of building method of ladle composite fire liner |
| CN107552773A (en) * | 2017-10-31 | 2018-01-09 | 攀钢集团攀枝花钢铁研究院有限公司 | Ladle masonry construction and ladle hollow brick |
| CN108580867A (en) * | 2018-07-26 | 2018-09-28 | 河南海格尔高温材料有限公司 | A kind of safe ladle liner |
| CN108971471A (en) * | 2018-08-21 | 2018-12-11 | 北京利尔高温材料股份有限公司 | A kind of carbon-free steel cladding conjunction packet bottom construction technology |
| CN110449568A (en) * | 2019-08-27 | 2019-11-15 | 北京利尔高温材料股份有限公司 | A kind of compound packet bottom construction technology of ladle |
| CN110935871A (en) * | 2020-01-02 | 2020-03-31 | 新余钢铁股份有限公司 | Steel ladle structure and manufacturing method thereof |
| CN111390151A (en) * | 2020-04-26 | 2020-07-10 | 郑州银河耐火材料有限公司 | Steel ladle double-ring masonry structure and construction method thereof |
| CN111673075A (en) * | 2020-07-29 | 2020-09-18 | 北京利尔高温材料股份有限公司 | Tundish composite slag line permanent lining and preparation method thereof |
| CN114850460A (en) * | 2022-04-25 | 2022-08-05 | 南京钢铁股份有限公司 | Steel ladle and preparation method thereof |
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Application publication date: 20131225 |