CN102310177B - Device for controlling downwarping of intermediate tank - Google Patents
Device for controlling downwarping of intermediate tank Download PDFInfo
- Publication number
- CN102310177B CN102310177B CN201110165307.3A CN201110165307A CN102310177B CN 102310177 B CN102310177 B CN 102310177B CN 201110165307 A CN201110165307 A CN 201110165307A CN 102310177 B CN102310177 B CN 102310177B
- Authority
- CN
- China
- Prior art keywords
- intermediate tank
- pans
- column
- downwarping
- crossbeam
- 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 - Fee Related
Links
Images
Landscapes
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The invention discloses a device for controlling the downwarping of an intermediate tank. The device adopts a combined structure of an I-shaped cross beam and an upright column; the two ends of the cross beam are respectively welded at the upper parts of long legs at the two ends of an intermediate tank vehicle so as to become a whole with the intermediate tank vehicle; the two ends of the device are used as supports, and the middle part of the device receives centralized load, so that the force is transferred to rail beams at the two ends of the intermediate tank vehicle; on the other hand, a weighing device of the intermediate tank is arranged on the rail beams of the long legs of the intermediate tank vehicle. The device provided by the invention can effectively control the downwarping deformation of the intermediate tank, prolong the on-line working time of the intermediate tank, further save the refractory materials of the internal lining of the intermediate tank, and indirectly save the labor hours of workers for building the internal lining of the intermediate tank; and furthermore, the time of on-line continuous casting is prolonged, and the serious production accidents can be indirectly avoided. Moreover, the device plays a significant role in saving the production cost and increasing the yield.
Description
Technical field
The present invention relates to a kind of control downwarping of intermediate tank device, be specially the control downwarping of intermediate tank device of the whole pans of multiple-strand caster bottom, belong to metallurgy industry conticaster technical field.
Background technology
In recent years, metallurgy industry steelshop is in order to match with jumbo converter, when producing light-gauge strand, adopt the conticaster of multimachine multithread, as 6 streams, 7 streams, 8 streams, whole pans of an intermediate tundish carriage delivery of Present Domestic are at most 8 streams, stream spacing is 1.2m～1.25m, pans are key links of forming a connecting link in conticaster running gate system, it is between ladle and crystallizer, be used for receiving ladle molten steel and inject molten steel in crystallizer, the object of using pans is to reduce the static pressure of molten steel, make steel levelling steady, reduce steel stream to the impact of Mold and stirring, pans are provided with a plurality of mouths of a river identical with fluxion, to inject molten steel to each stream crystallizer simultaneously.
Pans shape is conventional rectangle, triangle and T-shaped, there are respectively two support levels at the two ends of pans, be seated according to this on intermediate tundish carriage, all the other positions are all unsettled, and with intermediate tundish carriage without any support (referring to accompanying drawing 5), length of pans of contacting, depend primarily on the fluxion of conticaster and the distance between stream, the length of the more pans of fluxion is just longer, and the downwarping of intermediate tank phenomenon of now carrying molten steel is just more outstanding, and the working environment of adding high temperature makes the downwarp aggravation of pans.
The downwarp meeting of pans causes pans bulk deformation, make middle pot drainage opening can not centering crystallizer suitable for reading, position while affecting molten steel injection crystallizer, make liquid level fluctuation of crystallizer large, cause that slag probability increases, in crystallizer, copper pipe erosive wear is inhomogeneous, and then affects continuous casting billet quality and crystallizer service life of equipment, and reduces production efficiency; When serious, downwarping of intermediate tank causes steel plate cracking, and molten steel leaks, and major industrial accident occurs.When producing superior alloy steel, bearing steel, spring steel, conventionally can adopt protection cast, adopt special substance to make growth sleeve pipe, be enclosed within on middle pot drainage opening, it is inner that long sleeve pipe end opening inserts crystallizer, and molten steel is not contacted with extraneous air, avoids secondary oxidation; If downwarping of intermediate tank now, the error that it causes can be amplified several times by long sleeve pipe, make long sleeve pipe end opening likely encounter crystallizer inwall, makes base shell be difficult for generation, generation bleed-out phenomenon, scaling loss equipment; Or produce defective strand.
For fear of the appearance of the problems referred to above, useful two intermediate tundish carriages carry the pans way of two 4 streams, but this way makes, number of devices is added, maintenance cost is high, and complicated operation.
Also there is the method that adopts thickening tundish lining, but be all the process of whole downwarping of intermediate tank that temporarily delays on the original basis.And refractory material is to produce expendable part, expense is large, easily causes production cost high.
In order to control downwarping of intermediate tank, improve safety operation performance and the service life of equipment, the whole downwarping of intermediate tank device of a kind of control multithread necessitates, and the domestic known solution in this aspect that there is no, does not retrieve relevant publication technology contents yet.
Summary of the invention
The present invention seeks to overcome the deficiency described in background technology, a kind of control downwarping of intermediate tank device is provided, this device adopts I shape crossbeam and column integrated structure, the two ends of crossbeam are welded on respectively Gao Tui top, intermediate tundish carriage two ends, thereby become one with intermediate tundish carriage, utilize the two ends of this device to support, centre is subject to concentrfated load method, power is delivered on the high leg track girder and low leg track at intermediate tundish carriage two ends, on the other hand, the meausring apparatus of pans is arranged on the high leg track girder of intermediate tundish carriage.This device can effectively be controlled the lower flexure strain of pans, extend working online the time of pans, thereby the refractory material of saving tundish lining is used, also indirect saving manually build by laying bricks or stones man-hour of tundish lining, and improve the time of on-line continuous cast, also indirectly avoided the generation of great production accident.For saving production cost, improve production capacity and played important function.
Technical scheme of the present invention is: a kind of control downwarping of intermediate tank device, by crossbeam, brace summer, column, reinforcement and support wheel, formed, it is characterized in that: crossbeam is an I-shaped structure beam, and brace summer is box type structure girder, column is i shaped steel structural member, and support wheel is rolling steel wheel; The two ends of crossbeam are welded on respectively Gao Tui top, intermediate tundish carriage two ends, the upper end of column has bolt that column and crossbeam are connected, its tie point is positioned at the middle part downside of crossbeam, the lower end of column and brace summer be vertical welding in the horizontal direction, the other end of brace summer and support wheel assembly are connected, and also have reinforcement to be welded between column and brace summer.Its beneficial effect is really: when pans lower flexure strain, can touch brace summer, brace summer is now equivalent to hold the middle part of pans bottom, and pans bottom is supported, be equivalent to become supported at three point from 2 supports, controlled the reclinate state in pans bottom.One end of brace summer is delivered on the high-order track girder of intermediate tundish carriage by suffered power by column, crossbeam, the other end is delivered to suffered power on the low Bit Track of intermediate tundish carriage by support wheel, on the other hand, employing is arranged on the weighing of pans on intermediate tundish carriage and is changed into method on the high leg track girder that is arranged on intermediate tundish carriage by meausring apparatus, has solved the weighing problem of pans.
Accompanying drawing explanation
Accompanying drawing 1 is that this newly controls downwarping of intermediate tank device front view by new embodiment;
Accompanying drawing 2 is along C-C to cutaway view in accompanying drawing 1;
Accompanying drawing 3 is the left view (removal intermediate tundish carriage) of accompanying drawing 2;
Accompanying drawing 4 is part 26 enlarged drawings in accompanying drawing 2;
Accompanying drawing 5 is existing traditional multithread intermediate tundish carriage shaft side figure.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present invention is further illustrated the mark in accompanying drawing: 1-crossbeam, 2-column, 3-reinforcement, 4-reinforcement, 5-brace summer, 6-end cap, 7-support wheel, 8-steel plate, 9-baffle plate, 10-lubricator, 11-axle, 12-axle sleeve, 13-bearing, 21-high leg support wheel, 22-low leg support wheel, 23-pans overall height leg, 24-pans, 25-low leg supporting track, 26-support wheel assembly.
With reference to accompanying drawing 1, accompanying drawing 2, a kind of control downwarping of intermediate tank device, is comprised of crossbeam 1, brace summer 5, column 2, reinforcement 3 and reinforcement 4 and support wheel.Crossbeam 1 is an I-shaped structure beam, and brace summer 5 is box type structure girders, and column 2 is i shaped steel structural members, and the rolling support wheel 7 on support wheel assembly 26 contacts with low leg supporting track 25; The two ends of crossbeam 1 are welded on respectively the top of the intermediate tundish carriage 24 high legs 23 in two ends, thereby become one with intermediate tundish carriage 24, the upper end of column 2 has bolt that column 2 and crossbeam 1 are connected, its tie point is positioned at the middle part downside of crossbeam 1, the lower end of column 2 and brace summer 5 be vertical welding in the horizontal direction, and the other end of brace summer 5 and support wheel assembly 26 are connected.Brace summer 5 is the critical pieces that support pans 24 downwarps, the pressure producing while bearing pans 24 downwarp, weld mutually with column 2 its one end, and a suffered power part is delivered to crossbeam 1, thereby power is delivered on the high-order track girder of intermediate tundish carriage by pans overall height leg 23; The other end drops on the crossbeam of intermediate tundish carriage 24 bodies and welding with it, a suffered power part is delivered to by support wheel assembly 26 on the low leg supporting track 25 of intermediate tundish carriage, also has reinforcement 3,4 to be welded between column 2 and brace summer 5.Support wheel assembly 26 is comprised of end cap 6, support wheel 7, steel plate 8, baffle plate 9, lubricator 10, axle 11, axle sleeve 12 and bearing 13, and the support wheel 7 of support wheel assembly 26 drops on the low level track girder of intermediate tundish carriage, and power is delivered on track girder the most at last.
In work, when pans 24 lower flexure strain, can touch brace summer 5, brace summer 5 is now equivalent to hold the middle part of pans 24 bottoms, pans 24 bottoms are supported, stressing conditions greatly takes on a new look, and is equivalent to become supported at three point from 2 supports, has controlled the pans 24 reclinate states in bottom.Brace summer 5 is delivered to suffered power on the high low orbit of intermediate tundish carriage by the support wheel 7 on part column 2, crossbeam 1 and support wheel assembly 26.
The present invention is mainly the lower flexure strain of controlling pans, extend working online the time of pans, thereby the refractory material of saving tundish lining is used, also indirect saving manually build by laying bricks or stones man-hour of tundish lining, and improve the time of on-line continuous cast, also indirectly avoided the generation of great production accident.For saving production cost, improve production capacity and played larger effect.
Conventionally the meausring apparatus of pans is arranged on intermediate tundish carriage, while using apparatus of the present invention, adopts existing known technology, the meausring apparatus of pans is arranged on the high leg track girder of intermediate tundish carriage, adopts track weighing type to weigh.
Be below the economic analysis comparison of the invention process case:
1) billet caster of embodiment mono-, design year production capacity 105 * 10
4the qualified continuous casting billet of t.The flat cost that changes a resistance to material of pans when wherein seven stream pans adopt metering nozzle to open wide casting is 1.41 ten thousand yuan, annual total is changed and is bundled into these approximately 3,750,000 yuan, after adopting the embodiment of the present invention, conticaster consecutive mean casting time was brought up to 42 hours by 28 hours, annual or cost-saving 1,250,000 yuan; On the other hand, adopt after the embodiment of the present invention, the annual seven stream pans body quantity of changing are reduced to 2 by 4, and cost-saved 500,000 yuan, to sum up two relatively draw annual cost-saving 1,750,000 yuan.
2) bis-, 2 of embodiment, eight machines eight stream billet casters, design year production capacity 160 * 10
4the qualified continuous casting billet of t.After adopting inventive embodiments, by statistics, annual saving altogether changed the flat cost of the resistance to material of pans and reduced 249.6 ten thousand yuan of the pans body quantity expenses of changing.
Visible the present invention of comparative analysis by above two embodiment is applied in the real economy benefit producing on multiple-strand caster.For the more conticasters of fluxion, the economic benefit that application of the present invention produces is more obvious, has greatly reduced the productive labor cost of enterprise, has effectively improved the competitiveness of enterprise product.
Claims (1)
1. control a downwarping of intermediate tank device, crossbeam, brace summer, column, reinforcement and support wheel, consist of, it is characterized in that: crossbeam is an I-shaped structure beam, and brace summer is box type structure girder, column is i shaped steel structural member, and support wheel is rolling steel wheel; The two ends of crossbeam are welded on respectively Gao Tui top, intermediate tundish carriage two ends, the upper end of column has bolt that column and crossbeam are connected, its tie point is positioned at the middle part downside of crossbeam, the lower end of column and brace summer be vertical welding in the horizontal direction, the other end of brace summer and support wheel assembly are connected, and also have reinforcement to be welded between column and brace summer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110165307.3A CN102310177B (en) | 2011-06-20 | 2011-06-20 | Device for controlling downwarping of intermediate tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110165307.3A CN102310177B (en) | 2011-06-20 | 2011-06-20 | Device for controlling downwarping of intermediate tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102310177A CN102310177A (en) | 2012-01-11 |
| CN102310177B true CN102310177B (en) | 2014-02-05 |
Family
ID=45423963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110165307.3A Expired - Fee Related CN102310177B (en) | 2011-06-20 | 2011-06-20 | Device for controlling downwarping of intermediate tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102310177B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103743382A (en) * | 2013-12-23 | 2014-04-23 | 江苏联峰能源装备有限公司 | Visual detection method of intermediate tank |
| CN106623881B (en) * | 2016-12-28 | 2018-05-15 | 安徽工业大学 | A kind of tundish of controllable lower flexure strain |
| CN106583675B (en) * | 2016-12-28 | 2018-05-15 | 安徽工业大学 | A kind of molten steel continuous casting steel conticaster |
| CN106735146B (en) * | 2016-12-28 | 2018-09-14 | 安徽工业大学 | A kind of preparation process of the assembly method of tundish prestress application mechanism and anti-downwarp tundish |
| CN107812930A (en) * | 2017-11-30 | 2018-03-20 | 中冶连铸技术工程有限责任公司 | It is a kind of that there is the anti-downwarp device of pans for following function |
| CN108356256A (en) * | 2018-04-24 | 2018-08-03 | 宣化钢铁集团有限责任公司 | A kind of cantilevered tundish car preventing tundish downwarp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2850768Y (en) * | 2005-11-25 | 2006-12-27 | 上海斯特克连铸设备有限公司 | Intermedial ladle car |
| CN2917877Y (en) * | 2006-05-19 | 2007-07-04 | 中冶赛迪工程技术股份有限公司 | Intermediate storage tank |
| CN201094993Y (en) * | 2007-08-30 | 2008-08-06 | 武汉钢铁(集团)公司 | Anti-collision transition sliding-rail device |
| CN201711744U (en) * | 2010-05-21 | 2011-01-19 | 天津赛瑞机器设备有限公司 | Tool used for assembling tundish car |
| CN202224621U (en) * | 2011-12-22 | 2012-05-23 | 中冶连铸技术工程股份有限公司 | Device for controlling downwarping of intermediate tank |
-
2011
- 2011-06-20 CN CN201110165307.3A patent/CN102310177B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2850768Y (en) * | 2005-11-25 | 2006-12-27 | 上海斯特克连铸设备有限公司 | Intermedial ladle car |
| CN2917877Y (en) * | 2006-05-19 | 2007-07-04 | 中冶赛迪工程技术股份有限公司 | Intermediate storage tank |
| CN201094993Y (en) * | 2007-08-30 | 2008-08-06 | 武汉钢铁(集团)公司 | Anti-collision transition sliding-rail device |
| CN201711744U (en) * | 2010-05-21 | 2011-01-19 | 天津赛瑞机器设备有限公司 | Tool used for assembling tundish car |
| CN202224621U (en) * | 2011-12-22 | 2012-05-23 | 中冶连铸技术工程股份有限公司 | Device for controlling downwarping of intermediate tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102310177A (en) | 2012-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102310177B (en) | Device for controlling downwarping of intermediate tank | |
| CN201694756U (en) | Ladle lifting device driven by hydraulic cylinder | |
| CN106583675B (en) | A kind of molten steel continuous casting steel conticaster | |
| CN101294443A (en) | High altitude platform mounting method | |
| CN201485193U (en) | Ladle hydraulic lifting device | |
| CN202224621U (en) | Device for controlling downwarping of intermediate tank | |
| CN116122640B (en) | Casting plant building method and building structure based on mountain slope topography | |
| CN102554202A (en) | Multifunctional cover closing and removing device for foundry ladle | |
| CN202989781U (en) | Width widened cast-in-place box beam moving support | |
| CN103132453A (en) | Automatic opening and closing movable template system | |
| CN101956372B (en) | Quick construction method for No. 0 section of prestressed concrete beam type bridge | |
| CN208261841U (en) | A kind of cantilevered tundish car preventing tundish downwarp | |
| CN103464736A (en) | Tundish car on continuous casting machine equipment | |
| CN209077473U (en) | A kind of school circle system of aluminium alloy rings | |
| CN209239004U (en) | A kind of continuous casting walking cooling bank | |
| CN204545390U (en) | A kind of foundry production line rail set | |
| CN209584870U (en) | Pedestal structure for the prefabricated a variety of line style free cantilever erections segment of long line method | |
| CN202898493U (en) | Die electroslag remelting machine | |
| CN203356557U (en) | Upwarp type intermediate tank | |
| CN203304547U (en) | Hydraulic turnover device for hot-metal bottle | |
| CN204975846U (en) | Ram quick -witted basic cantilever crane group by force to frock | |
| CN206169651U (en) | Lathe crossbeam of digit control machine tool | |
| CN216807909U (en) | Blast furnace rail weighbridge quick replacement frock | |
| CN203904372U (en) | Arc-shaped liner plate of integral novel blast furnace material pipe insertion piece | |
| CN218744716U (en) | Full silica sol precision casting system of support spare |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20160620 |