CN202387950U - Local baking device of continuous casting tundish - Google Patents
Local baking device of continuous casting tundish Download PDFInfo
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- CN202387950U CN202387950U CN 201120485321 CN201120485321U CN202387950U CN 202387950 U CN202387950 U CN 202387950U CN 201120485321 CN201120485321 CN 201120485321 CN 201120485321 U CN201120485321 U CN 201120485321U CN 202387950 U CN202387950 U CN 202387950U
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- baking
- pipe
- continuous casting
- casting tundish
- local apparatus
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Abstract
The utility model discloses a local baking device of a continuous casting tundish, which comprises a baking pipe (1) and a breather pipe (2) which is connected with the baking pipe (1), wherein the baking pipe (1) is provided with a hole (3). According to the local baking device of the continuous casting tundish, dry-type materials which are baked and sintered on the work layer and then filled around a tabulator can be subjected to local braking and sintering, so that the compaction extent of the dry-type materials in an impact area of the continuous casting tundish is increased.
Description
Technical field
The utility model relates to a kind of servicing unit of continuous casting of molten steel, especially relates to a kind of local apparatus for baking of continuous casting tundish.
Background technology
Continuous casting technology is a kind of technology that is cast into liquid metals continuously through one group of special cooling and bracing or strutting arrangement the strand with certain section configuration.Continuous casting steel machine is annotated steel technology with traditional mould and is compared plurality of advantages such as having production process is simplified, recovery rate of iron height, energy resource consumption is low, automaticity is high, productivity ratio is high, slab quality is good; Be one of important technology that has on the steel and iron industry developing history epoch-making property, the world steel industrial expansion has been produced huge motive force.The continuous casting steel machine technology is one of most active branch of field of metallurgy at present, also is one of technology with fastest developing speed in the field of steel-making, has become to promote steel-making and the flourish major technique power of whole Iron and Steel Production.
In the continuous casting steel machine process, pans are the containers that hold molten steel that are connected between ladle and the crystallizer, have decompression, shunting, remove functions such as field trash and storage molten steel, can realize sequence casting.At present, the internal structure of pans is mainly thermal insulation layer, permanent layer and working lining from outside to inside.For the heat proof material that reduces pans to the pollution of molten steel, improve steel quality and prolong service life of pans, adopt the dry type material as working lining usually.In steel pouring process, the working lining of pans will receive the etch of molten steel and pans covering slag and wash away, and its working lining all will be changed behind therefore each use pans.For the multimachine multiple-strand caster, generally use T type pans, as shown in Figure 1; When making working lining 4, jar end of knotting earlier, lay fetal membrane 5 (having toasting performance) again; Working lining 4 sidewalls of tiing a knot then toast sintering, again behind the overbaking sintering; The dry type material has certain intensity, possesses the etch of enough anti-molten steel, covering slag and the ability of washing away.For prolonging the service life of pans; Improve the circulation of molten steel in pans; Fetal membrane 5 is taken out in the intact back of working lining 4 baking sintering, lay turbulator 6 at the jar end of pans impact zone 2, and fill with the dry type material around the turbulator 6; To prevent that turbulator 6 from floating in casting process, as shown in Figure 2.
Owing to improve constantly to what the molten steel cleanliness factor required, not only to reduce the inclusion content of molten steel itself, in casting process, also to reduce the pollution of exogenous impurity to molten steel.Because turbulator 6 is installed after working lining 4 baking sintering are accomplished, the dry type material of filling around it can not toast with working lining 4 simultaneously, therefore is in relative loose condition (of surface); In the process to the pans preheating before watering steel, few part of the dry type material of filling around the turbulator 6 can spin off, and when watering steel, will get into molten steel; Form field trash; Simultaneously, because the dry type material combines defective tightness with turbulator 6, turbulator 6 is prone to come-up during cast; Cause molten steel in the ladle directly to impact the jar end of pans; Be prone to piercing through major accidents such as causing the pans bleed-out at the bottom of the jar, therefore occur to select to stop cast under the situation of turbulator 6 come-ups, the continuity and the stability of producing is caused greater impact.
The utility model content
The purpose of the utility model provides a kind of local apparatus for baking of continuous casting tundish; This part apparatus for baking can carry out local baking sintering to being filled to turbulator dry type material on every side after accomplishing at working lining baking sintering, thereby increases the consolidation degree of impact zone dry type material.
The utility model provides a kind of local apparatus for baking of continuous casting tundish, and the breather pipe that this part apparatus for baking has the baking pipe and is connected with this baking pipe has the hole on the said baking pipe.
Preferably, said baking pipe is connected into corresponding geometry of cross section and the size that has with the impact zone of said continuous casting tundish by steel pipe.
Preferably, the steel pipe that forms said baking pipe all is in same plane.
Preferably, said baking pipe is substantially pentagon.
Preferably, two limits that said baking pipe is corresponding with the barricade of said continuous casting tundish are the broken line that bends to said pentagonal center symmetrically.
Preferably, two limits that said baking pipe is corresponding with the barricade of said continuous casting tundish connect through tube connector.
Preferably, said tube connector is connected to the center on said baking pipe two limits corresponding with the barricade of said continuous casting tundish.
Preferably, said breather pipe is set to the plane perpendicular to said baking pipe place.
Preferably, said breather pipe is vertically connected at the said baking pipe limit parallel with said tube connector, and said breather pipe becomes the L type, said breather pipe after extend perpendicular to the direction on the plane at said baking pipe place again along the direction bending that deviates from said tube connector.
Preferably, be evenly distributed with the hole on the one side that the bearing of trend of said baking pipe and said breather pipe is opposite.
The breather pipe that the local apparatus for baking of the continuous casting tundish of the utility model has the baking pipe and is connected with this baking pipe has the hole on the said baking pipe.The baking pipe of this part apparatus for baking is positioned on the dry type material to be baked, in this part apparatus for baking, feeds coal gas by the breather pipe mouth of pipe then, sintering can be toasted to the dry type material in the hole that the flame of coal gas sees through on the baking pipe behind the some coal gas.The local apparatus for baking of the utility model can carry out local baking sintering to being filled to turbulator dry type material on every side; Increase the consolidation degree of impact zone dry type material, thus prevent the turbulator come-up and the dry type material of filling because of the loose pollution molten steel that spins off.
Other feature and advantage of the utility model will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification, is used to explain the utility model with the following specific embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the sketch map that the working lining of continuous casting tundish toasts sintering;
Fig. 2 is the sketch map that turbulator is installed in continuous casting tundish;
Fig. 3 is the structural representation according to the local apparatus for baking of the continuous casting tundish of a kind of preferred implementation of the utility model;
Fig. 4 is the sketch map according to the baking pipe of the local apparatus for baking of the continuous casting tundish of a kind of preferred implementation of the utility model; And
Fig. 5 is the operation principle sketch map according to the local apparatus for baking of the continuous casting tundish of a kind of preferred implementation of the utility model.
Description of reference numerals
1 baking pipe, 2 breather pipes
3 holes, 4 working linings
5 fetal membranes, 6 turbulators
7 impact zones, 8 barricades
The specific embodiment
Be elaborated below in conjunction with the specific embodiment of accompanying drawing to the utility model.Should be understood that the specific embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
Fig. 3 is the structural representation according to the local apparatus for baking of the continuous casting tundish of a kind of preferred implementation of the utility model; Fig. 4 is the sketch map according to the baking pipe of the local apparatus for baking of the continuous casting tundish of a kind of preferred implementation of the utility model.
Shown in Fig. 1 and Fig. 2, the local apparatus for baking of the continuous casting tundish of this embodiment comprises baking pipe 1 and the breather pipe 2 that is connected with this baking pipe 1, and has hole 3 on the baking pipe 1.
Wherein, said baking pipe 1 is formed by connecting steel pipe and is communicated with breather pipe 2, and baking pipe 1 can be shape and the size in the impact zone 7 that can be positioned over continuous casting tundish arbitrarily; But preferably; Baking pipe 1 has corresponding geometry of cross section and the size with the impact zone 7 of continuous casting tundish, and, preferably; The steel pipe that constitutes baking pipe 1 all is in same plane, thereby makes this part apparatus for baking have bigger baking area and cured effect preferably.Because the cross section of the impact zone 7 of continuous casting tundish is substantially pentagon, therefore baking pipe 1 is preferably pentagon.
In addition; As preferred embodiment a kind of; Baking pipe 1 can be the broken line that bends to pentagonal center symmetrically with barricade 8 two corresponding limits of continuous casting tundish; And toast pipe 1 and can pass through the tube connector connection, thereby increase the contact area of this baking pipe 1 and dry type material, promptly increase the baking area of this baking pipe 1 with barricade 8 two corresponding limits of continuous casting tundish.Wherein, Said tube connector preferably is connected to the center on two corresponding limits of the barricade 8 of baking pipe 1 and continuous casting tundish; The set-up mode of baking pipe 1 symmetry can make the baking of the dry type material that toasts pipe 1 impact district 7 more even, thereby helps reducing the uneven stress that causes of dry type material internal cause baking.
And; The distribution of said hole 3 on baking pipe 1 also can be arbitrary form; Preferably, hole 3 is evenly distributed on the opposite one side of the bearing of trend with breather pipe 2 of baking pipe 1 and has the distribution density of comparatively dense, so that baking pipe 1 has better and cured effect uniformly.
Fig. 5 is the operation principle sketch map according to the local apparatus for baking of the continuous casting tundish of a kind of preferred implementation of the utility model, below with reference to 5 couples in figure should the part apparatus for baking course of work simple declaration.
Behind the working lining 4 baking sintering to continuous casting tundish; At the bottom of 7 jars of impact zones, place turbulator 6 and with filling with the dry type material around the turbulator 6; Should put into continuous casting tundish by the part apparatus for baking then; Particularly, the one side that baking pipe 1 has a hole 3 contacts with the dry type material of impact zone 7 to be baked, and breather pipe 2 stretches out continuous casting tundish and connects gas pipe; In this part apparatus for baking, feed coal gas by breather pipe 2 then; The flame of coal gas sees through the dry type material that toasts the impact district, hole 7 on the pipe and toasts sintering behind the some coal gas, only need stop ventilating coal gas in this part apparatus for baking after the baking sintering is accomplished, and treats should part apparatus for baking taking-up to get final product after the fray-out of flame.
That the local apparatus for baking of the utility model is made is simple, cost is low and easy to operate; Can carry out local baking sintering to being filled to turbulator 6 dry type material on every side; Increase the consolidation degree of impact zone 7 dry type material; Thereby the dry type material that prevents and fill improves the molten steel cleanliness factor because of the loose pollution molten steel that spins off, and the raising of the dry type material degree of packing helps preventing turbulator 6 come-ups around the turbulator 6; Thereby directly impact jar end when avoiding pouring molten steel and bleed-out at the bottom of causing jar, guaranteed the continuity and the stability of producing.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned embodiment; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection domain of the utility model.In addition; Each concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner; As long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (10)
1. the local apparatus for baking of a continuous casting tundish is characterized in that, the breather pipe (2) that this part apparatus for baking has baking pipe (1) and is connected with this baking pipe (1) has hole (3) on the said baking pipe (1).
2. the local apparatus for baking of continuous casting tundish according to claim 1 is characterized in that, said baking pipe (1) is connected into corresponding geometry of cross section and the size that has with the impact zone (7) of said continuous casting tundish by steel pipe.
3. the local apparatus for baking of continuous casting tundish according to claim 2 is characterized in that, the steel pipe that forms said baking pipe (1) all is in same plane.
4. the local apparatus for baking of continuous casting tundish according to claim 3 is characterized in that, said baking pipe (1) is substantially pentagon.
5. the local apparatus for baking of continuous casting tundish according to claim 4 is characterized in that, two limits that said baking pipe (1) is corresponding with the barricade (8) of said continuous casting tundish are the broken line that bends to said pentagonal center symmetrically.
6. the local apparatus for baking of continuous casting tundish according to claim 4 is characterized in that, two limits that said baking pipe (1) is corresponding with the barricade (8) of said continuous casting tundish connect through tube connector.
7. the local apparatus for baking of continuous casting tundish according to claim 5 is characterized in that, said tube connector is connected to the center on said baking pipe (1) two limits corresponding with the barricade (8) of said continuous casting tundish.
8. according to the local apparatus for baking of any described continuous casting tundish among the claim 3-7, it is characterized in that said breather pipe (2) is set to the plane perpendicular to said baking pipe (1) place.
9. the local apparatus for baking of continuous casting tundish according to claim 7; It is characterized in that; Said breather pipe (2) is vertically connected at said baking pipe (1) limit parallel with said tube connector; And said breather pipe (2) one-tenth L type, said breather pipe (2) bends along the direction that deviates from said tube connector after the direction on the plane that belongs to perpendicular to said baking pipe (1) is extended again.
10. the local apparatus for baking of continuous casting tundish according to claim 8 is characterized in that, is evenly distributed with hole (3) on the opposite one side of the bearing of trend of said baking pipe (1) and said breather pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120485321 CN202387950U (en) | 2011-11-29 | 2011-11-29 | Local baking device of continuous casting tundish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120485321 CN202387950U (en) | 2011-11-29 | 2011-11-29 | Local baking device of continuous casting tundish |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202387950U true CN202387950U (en) | 2012-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120485321 Expired - Fee Related CN202387950U (en) | 2011-11-29 | 2011-11-29 | Local baking device of continuous casting tundish |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202387950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001529A (en) * | 2016-06-27 | 2016-10-12 | 宜兴市龙宸炉料有限公司 | Novel continuous casting tundish type material mold |
-
2011
- 2011-11-29 CN CN 201120485321 patent/CN202387950U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001529A (en) * | 2016-06-27 | 2016-10-12 | 宜兴市龙宸炉料有限公司 | Novel continuous casting tundish type material mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20161129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |