CN103572006A - Compact RH (Ruhrstahl and Hereaeus) refining process layout and production flow - Google Patents
Compact RH (Ruhrstahl and Hereaeus) refining process layout and production flow Download PDFInfo
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- CN103572006A CN103572006A CN201310563926.7A CN201310563926A CN103572006A CN 103572006 A CN103572006 A CN 103572006A CN 201310563926 A CN201310563926 A CN 201310563926A CN 103572006 A CN103572006 A CN 103572006A
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Abstract
The invention relates to a compact RH (Ruhrstahl and Hereaeus) refining process layout and production flow. According to the flow, a vacuum tank transfer system, a heat bent pipe lifting system, a vacuum pumping system and a buggy ladle transporting and lifting system are adopted, wherein the vacuum tank transfer trolley track direction of the vacuum tank transfer system is parallel to the buggy ladle track direction of the buggy ladle transporting and lifting system; the included angle of the central line of a heat bent pipe of the heat bent pipe lifting system and the buggy ladle track direction of the vacuum tank transfer system is 45-90 degrees. The heat bent pipe is jacked to be separated from the vacuum tank and a water-cooled suction pipeline orifice respectively; the vacuum tank transfer trolley moves to a standby position B along the Y axis and is lifted out of the vacuum tank along the X axis; then a new vacuum tank which is arranged on the assembly line is lifted into the vacuum tank transfer trolley; the vacuum tank transfer trolley then moves to a treatment position A along the Y axis; the heat bent pipe drops and then is connected with the vacuum tank and the water-cooled suction pipeline orifice respectively. According to the flow, the transverse floor area of a workshop is reduced and the investment cost is reduced.
Description
Technical field
The present invention relates in ferrous metallurgy field for the SECONDARY REFINING IN A VACUUM CHAMBER of external refining, the RH refinery practice that is specifically related to a kind of compactness is arranged and Production Flow Chart.
Background technology
Molten steel vacuum circulation degassing (RH) technology is a kind of steel secondary refining technique, is the external refining means of producing high quality variety steel indispensability.RH vacuum refining device is at first for liquid steel degassing, and its metallurgy principle is to rely on pressure reduction that molten steel is promoted to vacuum chamber, and makes Circulating Flow of Molten Steel by blowing argon gas, utilizes vacuum environment to reach degassed (N
2, H
2, O
2) object, its advantage is that speed of response is fast, vacuum tightness is high, metallurgical effect is good.
Nearly 20 years, in order to meet the Production requirement of Clean Steel, various countries' active development multi-function fine sweetening process, organically combined the functions such as vacuum outgas, decarburization, heating, powder injection desulphurization and the cold steel of elimination, forms comprehensive vacuum refining device.
Early stage RH treatment technology is whole vacuum unit to be hung in to ladle top with overhead traveling crane insert steel treatment, develops that ladle moves horizontally vacuum tank lifting moving technology, vacuum tank moves horizontally ladle lifting technology later.For improving vacuum refinement processing efficiency, the processing set-up technology such as the mono-station of two Che Sanwei, two Che Sanwei double, two Che Siwei double, five doubles of three cars have been developed.Because the vacuum tank transfer bed Car Track direction of these processing set-up is vertical (as shown in Figure 1 with ladle car track direction, vacuum tank is transferred chassis and is moved along X-direction, buggy ladle moves along Y direction), when improving vacuum-treat efficiency, its plant area taking of production line is also increasing, and, when vacuum tank rolls off the production line handling, need to detour and avoid hot-bending pipe, walk out L shaped route.
Summary of the invention
In view of this, the RH refinery practice that the object of this invention is to provide a kind of compactness is arranged and Production Flow Chart, has reduced the factory building area occupied of equipment, has reduced cost of investment.
The RH refinery practice that the invention discloses a kind of compactness is arranged, comprise vacuum tank transfer system, hot-bending pipe jacking system, vacuum-pumping system and buggy ladle transportation and jacking system, described vacuum tank transfer system comprises vacuum tank handover chassis, vacuum tank transfer bed Car Track and is arranged on vacuum tank transfers the vacuum tank on chassis, described buggy ladle transportation comprises buggy ladle and ladle car track with jacking system, described vacuum tank transfer bed parking stall is in buggy ladle top, and described vacuum tank transfer bed Car Track direction and ladle car track direction are parallel to each other.
Further, described hot-bending pipe jacking system comprises the hot-bending pipe that is positioned at vacuum tank top, described vacuum-pumping system comprises water-cooled pump-line interface, described hot-bending pipe is connected with water-cooled pump-line interface with vacuum tank respectively, and described hot-bending pipe medullary ray and ladle car track angular separation are 45 °～90 °.
The invention also discloses the Production Flow Chart that a kind of RH refinery practice is arranged, when the resistance to material of described vacuum tank rolls off the production line, jacking hot-bending pipe, hot-bending pipe is departed from vacuum tank and water-cooled pump-line interface respectively, vacuum tank is transferred chassis and is moved along Y direction, vacuum tank is transported to standby position B, along X-direction, hang out the vacuum tank rolling off the production line, again the vacuum tank of newly reaching the standard grade is hung in to vacuum tank and transfer chassis, vacuum tank is transferred chassis and is moved and vacuum tank is transported to a processing position A again along Y direction, and hot-bending pipe is fallen respectively and is connected with water-cooled pump-line interface with vacuum tank.
Beneficial effect of the present invention is: the present invention is in the process of producing, ladle transportation is transferred and is taken same longitudinal space with vacuum tank, single station treatment unit can be deposited apart from interior cloth at a post, double treatment unit is also saved a post apart from space, save the horizontal floor space of factory building, reduced cost of investment; And hot-bending pipe medullary ray and ladle car track medullary ray are after 45 °～90 °, the longitudinal space that production line takies further reduces, make the vacuum tank that rolls off the production line and hot-bending pipe all within the scope of the lifting of overhead traveling crane, and, vacuum tank standby bit position takes the air line while making overhead traveling crane handling vacuum tank, and the L shaped route of not going further is hidden the hot-bending pipe in stationary platform.
Accompanying drawing explanation
In order to make object, technical scheme and the advantage of invention clearer, below in conjunction with accompanying drawing, the present invention is described in further detail, wherein:
Fig. 1 is the equipment layout floor map of prior art;
Fig. 2 is equipment layout floor map of the present invention;
Fig. 3 is equipment layout sectional schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
As Fig. 2, shown in Fig. 3, the RH refinery practice of a kind of compactness of the present invention is arranged, comprise vacuum tank transfer system 1, hot-bending pipe jacking system 2, vacuum-pumping system 3 and buggy ladle transportation and jacking system 4, described vacuum tank transfer system 1 comprises vacuum tank handover chassis 1b, vacuum tank transfer bed Car Track 1c and the vacuum tank 1a being arranged on vacuum tank handover chassis 1b, described buggy ladle transportation comprises buggy ladle 4a and ladle car track 4b with jacking system 4, described vacuum tank is transferred chassis 1b and is positioned at buggy ladle 4a top, described vacuum tank is transferred chassis 1b and is moved between processing position A and standby position B, described vacuum tank transfer bed Car Track 1c direction and ladle car track 4b direction are parallel to each other.Single station treatment unit can deposit apart from interior cloth at a post, and double treatment unit is also saved a post apart from space, has saved the horizontal floor space of factory building.
In the present embodiment, described hot-bending pipe jacking system 2 comprises the hot-bending pipe 2a that is positioned at vacuum tank (1a) top, hot-bending pipe 2a is by the lifting of hydraulic lifting oil cylinder, described vacuum-pumping system 3 comprises water-cooled pump-line interface 3a, described hot-bending pipe 2a is connected with water-cooled pump-line interface 3a with vacuum tank 1a respectively, described hot-bending pipe 2a medullary ray and ladle car track 4b angular separation are 45 °～90 °, described water-cooled pump-line interface 3a is positioned at hot-bending pipe 2a below vacuum tank and transfers chassis 1b side, and the longitudinal space that production line takies is further reduced.Guarantee that in addition vacuum tank is within the scope of the lifting of overhead traveling crane at standby position B and hot-bending pipe, the lifting requirement that vacuum tank and hot-bending pipe roll off the production line and keep in repair, hot-bending pipe 2a does not hinder the handling of vacuum tank 1a yet simultaneously.
The Production Flow Chart that a kind of RH refinery practice is arranged, when the resistance to material of described vacuum tank 1a rolls off the production line, jacking hot-bending pipe 2a, hot-bending pipe 2a is departed from vacuum tank 1a and water-cooled pump-line interface 3a respectively, vacuum tank is transferred chassis 1b and is moved along Y direction, vacuum tank 1a is transported to standby position B, along X-direction, hang out the vacuum tank 1a that rolls off the production line to vacuum tank maintenance area, again the vacuum tank 1a newly reaching the standard grade is hung in to vacuum tank and transfer chassis 1b, vacuum tank is transferred chassis 1b and is moved and vacuum tank 1a is transported to a processing position A again along Y direction, hot-bending pipe 2a falls respectively and is connected with water-cooled pump-line interface 3a with vacuum tank 1a.
Finally explanation is, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although by with reference to the preferred embodiments of the present invention, invention has been described, but those of ordinary skill in the art is to be understood that, can to it, make various changes in the form and details, and not depart from the spirit and scope of the present invention that appended claims limits.
Claims (3)
1. a compact RH refinery practice is arranged, comprise vacuum tank transfer system (1), hot-bending pipe jacking system (2), vacuum-pumping system (3) and buggy ladle transportation and jacking system (4), described vacuum tank transfer system (1) comprises vacuum tank handover chassis (1b), vacuum tank transfer bed Car Track (1c) and be arranged on vacuum tank and transfer the vacuum tank (1a) on chassis (1b), described buggy ladle transportation comprises buggy ladle (4a) and ladle car track (4b) with jacking system (4), described vacuum tank is transferred chassis (1b) and is positioned at buggy ladle (4a) top, it is characterized in that: described vacuum tank transfer bed Car Track (1c) direction and ladle car track (4b) direction are parallel to each other.
2. the RH refinery practice of a kind of compactness according to claim 1 is arranged, it is characterized in that: described hot-bending pipe jacking system (2) comprises the hot-bending pipe (2a) that is positioned at vacuum tank (1a) top, described vacuum-pumping system (3) comprises water-cooled pump-line interface (3a), described hot-bending pipe (2a) is connected with water-cooled pump-line interface (3a) with vacuum tank (1a) respectively, and described hot-bending pipe (2a) medullary ray and ladle car track (4b) angular separation are 45 °～90 °.
3. a right to use requires the Production Flow Chart that in 1 or 2, any one RH refinery practice is arranged, it is characterized in that: when the resistance to material of described vacuum tank (1a) rolls off the production line, jacking hot-bending pipe (2a), hot-bending pipe (2a) is departed from vacuum tank (1a) and water-cooled pump-line interface (3a) respectively, vacuum tank is transferred chassis (1b) and is moved along Y direction, vacuum tank (1a) is transported to standby position B, along X-direction, hang out the vacuum tank (1a) rolling off the production line, again the vacuum tank of newly reaching the standard grade (1a) is hung in to vacuum tank and transfer chassis (1b), vacuum tank is transferred chassis (1b) and is moved and vacuum tank (1a) is transported to a processing position A again along Y direction, hot-bending pipe (2a) is fallen respectively and is connected with water-cooled pump-line interface (3a) with vacuum tank (1a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310563926.7A CN103572006A (en) | 2013-11-12 | 2013-11-12 | Compact RH (Ruhrstahl and Hereaeus) refining process layout and production flow |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310563926.7A CN103572006A (en) | 2013-11-12 | 2013-11-12 | Compact RH (Ruhrstahl and Hereaeus) refining process layout and production flow |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210958A (en) * | 2014-08-18 | 2014-12-17 | 中冶赛迪上海工程技术有限公司 | RH steel ladle vehicle-mounted lifting method and device |
| CN106048141A (en) * | 2016-07-27 | 2016-10-26 | 中冶赛迪工程技术股份有限公司 | Method and device for decreasing total elevation of installation of RH device |
| CN112877506A (en) * | 2021-01-07 | 2021-06-01 | 中国重型机械研究院股份公司 | RH turntable type steel ladle receiving and vacuum tank dip pipe maintenance device and method |
| CN113293263A (en) * | 2021-05-11 | 2021-08-24 | 中国重型机械研究院股份公司 | RH vacuum refining double-station continuous production layout type and method |
| CN113981175A (en) * | 2021-10-26 | 2022-01-28 | 重庆钢铁股份有限公司 | Method for moving online vacuum groove of RH vacuum refining furnace |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709354A (en) * | 2009-12-25 | 2010-05-19 | 中冶南方工程技术有限公司 | Parallel transversal arrangement of ladle car track and vacuum chamber trolley replacing track |
| CN101709355A (en) * | 2009-12-25 | 2010-05-19 | 中冶南方工程技术有限公司 | Parallel longitudinal arrangement of ladle car track and vacuum chamber trolley replacing track |
-
2013
- 2013-11-12 CN CN201310563926.7A patent/CN103572006A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709354A (en) * | 2009-12-25 | 2010-05-19 | 中冶南方工程技术有限公司 | Parallel transversal arrangement of ladle car track and vacuum chamber trolley replacing track |
| CN101709355A (en) * | 2009-12-25 | 2010-05-19 | 中冶南方工程技术有限公司 | Parallel longitudinal arrangement of ladle car track and vacuum chamber trolley replacing track |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210958A (en) * | 2014-08-18 | 2014-12-17 | 中冶赛迪上海工程技术有限公司 | RH steel ladle vehicle-mounted lifting method and device |
| CN106048141A (en) * | 2016-07-27 | 2016-10-26 | 中冶赛迪工程技术股份有限公司 | Method and device for decreasing total elevation of installation of RH device |
| CN106048141B (en) * | 2016-07-27 | 2018-01-30 | 中冶赛迪工程技术股份有限公司 | Reduce the method and apparatus that RH equipments install total absolute altitude |
| CN112877506A (en) * | 2021-01-07 | 2021-06-01 | 中国重型机械研究院股份公司 | RH turntable type steel ladle receiving and vacuum tank dip pipe maintenance device and method |
| CN113293263A (en) * | 2021-05-11 | 2021-08-24 | 中国重型机械研究院股份公司 | RH vacuum refining double-station continuous production layout type and method |
| CN113981175A (en) * | 2021-10-26 | 2022-01-28 | 重庆钢铁股份有限公司 | Method for moving online vacuum groove of RH vacuum refining furnace |
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Application publication date: 20140212 |