CN1911547A - Roller steel billet heat insulating cover - Google Patents
Roller steel billet heat insulating cover Download PDFInfo
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- CN1911547A CN1911547A CN 200610020043 CN200610020043A CN1911547A CN 1911547 A CN1911547 A CN 1911547A CN 200610020043 CN200610020043 CN 200610020043 CN 200610020043 A CN200610020043 A CN 200610020043A CN 1911547 A CN1911547 A CN 1911547A
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- steel
- heat insulating
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- cover body
- warm case
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Abstract
The present invention relates to one kind of roller way billet heat insulating apparatus. The technological scheme is that the heat insulating cover consists of a movable heat insulating cover and a fixed heat insulating cover. The movable heat insulating cover has filled refractory material and weather resistant steel plate fixed to the inner surface of the refractory material. The fixed heat insulating cover has refractory material filled inside the left frame, weather resistant steel plate fixed to the inner surface of the refractory material, and bottom frame set between roller ways and with fixed common steel plate in V shape. The inner surface of all the steel plates and the surface of the rib plates are sprayed with high radiation ceramic paint. The heat insulating apparatus can resist the corrosion of water vapor, and is used in reducing the temperature difference between strip steel head and tail, raising the quality of strip steel, lowering power consumption and improving work condition.
Description
Technical field
The invention belongs to metallurgical steel rolling production auxiliary equipment.Especially the attemperator that relates to a kind of steel rolling mill roller steel billet.
Background technology
When hot rolled silicon steel and strip steel, the time that steel billet stops on the roller-way between roughing unit and the mm finishing mill unit is longer, and heat radiation is serious, and band steel steel billet head and tail temperature difference is excessive, causes rolling difficulty.Roller-way between roughing unit and mm finishing mill unit adds steel billet heat insulating cover can reduce band steel steel billet head and tail temperature difference, reduces the steel billet tapping temperature, improves strip quality, reduces energy resource consumption, and improves workman's work situation.
Continuous casting billet stay-warm case (CN02239498.2) is fixed on steel plate and forms cover body on the framework, and steel wire is fixed on cover body inside, and fibrofelt is arranged between steel plate and the steel wire, and fibrofelt is attached on the steel plate by steel wire at cover body inner close fitting steel plate.The continuous casting billet stay-warm case is made into and transports the continuous casting billet car body size that is complementary, cover the hot charging continuous casting billet on the car body.Though this stay-warm case is simple in structure, heat insulation effect is poor, the refractory material of stay-warm case is unwell to the environment that moisture attacks is arranged.
Summary of the invention
The purpose of this invention is to provide a kind ofly improve heat insulation effect, reduce with steel steel billet head and afterbody the temperature difference, eliminate steel billet steam to the influence of insulation material, improve the band steel quality, cut down the consumption of energy, improve the roller steel billet heat insulating cover of work situation.
For finishing above-mentioned task, the technical solution adopted in the present invention: stay-warm case by movable stay-warm case and fixedly stay-warm case form.It is " L " type framework that the cover body of movable stay-warm case is welded into section with steel construction piece, and " L " type framework is made of top and right side.Be filled with refractory material in the framework on top and right side respectively, correspondingly be fixed with the weathering steel steel plate at the inner surface of refractory material.Movable stay-warm case is hinged on the carry arm frame by the connection seat of cover body, and the carry arm frame rotates around fixed pivot.
Fixedly also to be welded into section by steel construction piece be " L " type framework to the cover body of stay-warm case, and " L " type framework is made of left side and bottom.Be filled with refractory material in the left side frame of cover body, the weathering steel steel plate is fixed on the inner surface of refractory material.The under(-)chassis of cover body is arranged between the roller-way, general steel plate is " V " type structure and is fixed on the under(-)chassis of cover body, and the thickness of general steel plate is 20～40mm, and material is a common straightcarbon steel.Be fixed with gusset in " V " type structure, 40～60mm gap is arranged at the bottom of " V " type structure.The upper end of " V " type structure and gusset thereof is a little less than the upper surface of roller-way.
At the weathering steel steel plate of three of stay-warm case inner chambers and " V " type structure inner surface and the gusset surface spraying high radiation ceramic coating thereof of cover body bottom.The technology of spraying high radiation ceramic coating is: earlier to the weathering steel steel plate of three of stay-warm case inner chambers and " V " type structure inner surface and the gusset surface descaling and derusting thereof of cover body bottom, pressure air with 0.4～0.6MPa after again coating being stirred sprays, and coating layer thickness is 0.08～0.12mm; Spraying back air dry got final product in 24 hours.
Owing to adopt technique scheme, the especially laying of weathering steel steel plate, can avoid the erosion of steam effectively to insulation material, improve the service life of insulation material; Owing to be coated with high radiation ceramic coating, strengthened the heat insulation effect of stay-warm case again, dwindled the temperature difference of band steel toe portion and afterbody at the weathering steel surface of steel plate.Therefore, the present invention can improve the quality of band steel, cuts down the consumption of energy, and can reduce ambient temperature, improves working conditions.
Description of drawings
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is that Fig. 1 fixedly looks schematic diagram in the right side of stay-warm case [14].
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is further described:
This specific embodiment as shown in Figure 1, stay-warm case by movable stay-warm case [2] and fixedly stay-warm case [14] form, band steel [11] is driven by roller-way [9] and passes through from stay-warm case.
It is " L " type framework that the cover body [6] of movable stay-warm case [2] is welded into section with steel construction piece, and " L " type framework is made of top and right side.Be filled with refractory material [4], [8] in the framework on top and right side respectively, the inner surface in refractory material [4], [8] correspondingly is fixed with weathering steel steel plate [5], [7].Movable stay-warm case [2] is hinged on the carry arm frame [1] by the connection seat [3] of cover body [6], and carry arm frame [1] rotates (open or close) around fixed pivot.
Fixedly also to be welded into section by steel construction piece be " L " type framework to the cover body [10] of stay-warm case [14], and " L " type framework is made of left side and bottom.Be filled with refractory material [13] in the left side frame of cover body [10], weathering steel steel plate [12] is fixed on the inner surface of refractory material [13].The under(-)chassis of cover body [10] is arranged between the roller-way [9], general steel plate [15] is " V " type structure is fixed on the under(-)chassis of cover body [10], is welded with gusset [16] in " V " type structure, and the gap of 50mm is left in order to deslagging in the bottom.The top of " V " type structure and gusset [16] thereof is a little less than the upper surface of roller-way [9].
" V " type structure inner surface bottom weathering steel steel plate [5], [7], [12] and the cover body [10] of three of stay-warm case inner chambers and gusset [16] surface spraying high radiation ceramic coating thereof.The technology of spraying high radiation ceramic coating is: " V " type structure inner surface of first weathering steel steel plate [5] to three of stay-warm case inner chambers, [7], [12] and cover body [10] bottom and the surperficial scale removal of gusset [16] thereof, rust cleaning, pressure air with 0.4～0.6MPa after again coating being stirred sprays, and coating layer thickness is 0.08～0.12mm; Spraying back air dry got final product in 24 hours.
The steam that band steel [11] carries is owing to weather-resistant steel plate [5], [7], not stopping of [12] can exert an influence to refractory material.And when the steel scrap base appearred in the roughing unit, carry arm frame [1] drive activity stay-warm case [2] rotated up 100 degree and opens, and is in opening, can easily the steel scrap base be released.
This specific embodiment can avoid the erosion of steam to refractory material [4], [8], [13] effectively owing to laid weathering steel steel plate [5], [7], [12], improved the service life of refractory material [4], [8], [13]; Owing to be coated with high radiation ceramic coating, strengthened the heat insulation effect of stay-warm case again, dwindled the temperature difference of band steel toe portion and afterbody on weathering steel steel plate [5], [7], [12] surface.Therefore, this specific embodiment can improve the quality of band steel, cuts down the consumption of energy, and can reduce ambient temperature, improves working conditions.
Claims (4)
1, a kind of roller steel billet heat insulating cover, it is characterized in that described stay-warm case by movable stay-warm case [2] and fixedly stay-warm case [14] form; It is " L " type framework that the cover body [6] of movable stay-warm case [2] is welded into section with steel construction piece, " L " type framework is made of top and right side, be filled with refractory material [4], [8] in the framework on top and right side respectively, inner surface in refractory material [4], [8] correspondingly is fixed with weathering steel steel plate [5], [7], movable stay-warm case [2] is hinged on the carry arm frame [1] by the connection seat [3] of cover body [6], and carry arm frame [1] rotates around fixed pivot;
Fixedly also to be welded into section by steel construction piece be " L " type framework to the cover body [10] of stay-warm case [14], " L " type framework is made of left side and bottom, in the left side frame of cover body [10], be filled with refractory material [13], weathering steel steel plate [12] is fixed on the inner surface of refractory material [13], the under(-)chassis of cover body [10] is arranged between the roller-way [9], general steel plate [15] is " V " type structure to be fixed on the under(-)chassis of cover body [10], be fixed with gusset [16] in " V " type structure, the top of " V " type structure and gusset [16] thereof is a little less than the upper surface of roller-way [9];
" V " type structure inner surface bottom weathering steel steel plate [5], [7], [12] and the cover body [10] of three of stay-warm case inner chambers and gusset [16] surface spraying high radiation ceramic coating thereof.
2, roller steel billet heat insulating cover according to claim 1, the technology that it is characterized in that described spraying high radiation ceramic coating is: " V " type structure inner surface of first weathering steel steel plate [5] to three of stay-warm case inner chambers, [7], [12] and cover body [10] bottom and the surperficial scale removal of gusset [16] thereof, rust cleaning, pressure air with 0.4～0.6MPa after again coating being stirred sprays, and coating layer thickness is 0.08～0.12mm; Spraying back air dry 24 hours.
3, roller steel billet heat insulating cover according to claim 1, the thickness that it is characterized in that described general steel plate [15] is 20～40mm, material is a common straightcarbon steel.
4, roller steel billet heat insulating cover according to claim 1 is characterized in that 40～60mm gap is arranged at the bottom of described " V " type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100200431A CN100402167C (en) | 2006-08-24 | 2006-08-24 | Roller steel billet heat insulating cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100200431A CN100402167C (en) | 2006-08-24 | 2006-08-24 | Roller steel billet heat insulating cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1911547A true CN1911547A (en) | 2007-02-14 |
| CN100402167C CN100402167C (en) | 2008-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100200431A Expired - Fee Related CN100402167C (en) | 2006-08-24 | 2006-08-24 | Roller steel billet heat insulating cover |
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| CN (1) | CN100402167C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696848B (en) * | 2009-10-27 | 2011-05-04 | 何学才 | Water internal cooling delivery plate blank roller way with heat preservation device |
| CN102049414A (en) * | 2010-11-17 | 2011-05-11 | 常荣波 | High-strength titanium and titanium alloy profile temperature rolling process and dedicated high-speed roll mill |
| CN102744269A (en) * | 2012-07-04 | 2012-10-24 | 江苏永钢集团有限公司 | Heat insulation device of furnace delivery table |
| CN103182396A (en) * | 2011-12-30 | 2013-07-03 | 中冶赛迪工程技术股份有限公司 | Cooling bed thermal-insulation cover |
| CN105251782A (en) * | 2015-11-17 | 2016-01-20 | 北京恩吉节能科技有限公司 | Heat preservation system for hot-rolled plate blank |
| CN105689413A (en) * | 2016-04-11 | 2016-06-22 | 攀钢集团攀枝花钢铁研究院有限公司 | Roller way with heat insulation device |
| CN109759550A (en) * | 2019-02-25 | 2019-05-17 | 石家庄钢铁有限责任公司 | A kind of continuous casting billet end heat preservation device and method |
| CN111069553A (en) * | 2019-12-16 | 2020-04-28 | 武汉科技大学 | Quality improvement method of continuous casting billet |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62137117A (en) * | 1985-12-09 | 1987-06-20 | Nippon Steel Corp | Heat insulating cover |
| JPH02147113A (en) * | 1988-11-29 | 1990-06-06 | Sumitomo Metal Ind Ltd | Heat insulating cover for high temperature steel |
| US5101652A (en) * | 1990-07-26 | 1992-04-07 | Allegheny Ludlum Corporation | Insulating heat retention system and method |
| CN2803549Y (en) * | 2005-04-05 | 2006-08-09 | 鞍山市润辉冶金设备制造有限公司 | Thermal insulation cover on transferring roller way of continuous casting and rolling set for hot rolled strips |
| CN2805964Y (en) * | 2005-06-30 | 2006-08-16 | 宝山钢铁股份有限公司 | Rolling line heat-preserving hood |
-
2006
- 2006-08-24 CN CNB2006100200431A patent/CN100402167C/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696848B (en) * | 2009-10-27 | 2011-05-04 | 何学才 | Water internal cooling delivery plate blank roller way with heat preservation device |
| CN102049414A (en) * | 2010-11-17 | 2011-05-11 | 常荣波 | High-strength titanium and titanium alloy profile temperature rolling process and dedicated high-speed roll mill |
| CN103182396A (en) * | 2011-12-30 | 2013-07-03 | 中冶赛迪工程技术股份有限公司 | Cooling bed thermal-insulation cover |
| CN102744269A (en) * | 2012-07-04 | 2012-10-24 | 江苏永钢集团有限公司 | Heat insulation device of furnace delivery table |
| CN105251782A (en) * | 2015-11-17 | 2016-01-20 | 北京恩吉节能科技有限公司 | Heat preservation system for hot-rolled plate blank |
| CN105251782B (en) * | 2015-11-17 | 2018-04-24 | 北京恩吉节能科技有限公司 | Hot rolling slab heat-insulation system |
| CN105689413A (en) * | 2016-04-11 | 2016-06-22 | 攀钢集团攀枝花钢铁研究院有限公司 | Roller way with heat insulation device |
| CN105689413B (en) * | 2016-04-11 | 2017-08-29 | 攀钢集团攀枝花钢铁研究院有限公司 | A kind of roller-way with attemperator |
| CN109759550A (en) * | 2019-02-25 | 2019-05-17 | 石家庄钢铁有限责任公司 | A kind of continuous casting billet end heat preservation device and method |
| CN109759550B (en) * | 2019-02-25 | 2023-12-29 | 石家庄钢铁有限责任公司 | Continuous casting billet end heat preservation device and method |
| CN111069553A (en) * | 2019-12-16 | 2020-04-28 | 武汉科技大学 | Quality improvement method of continuous casting billet |
| CN111069553B (en) * | 2019-12-16 | 2021-08-31 | 武汉科技大学 | Quality improvement method of continuous casting billet |
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| Publication number | Publication date |
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| CN100402167C (en) | 2008-07-16 |
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Granted publication date: 20080716 |