CN212168906U - Integral quick-change connector for round billet continuous casting - Google Patents
Integral quick-change connector for round billet continuous casting Download PDFInfo
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- CN212168906U CN212168906U CN202020905521.2U CN202020905521U CN212168906U CN 212168906 U CN212168906 U CN 212168906U CN 202020905521 U CN202020905521 U CN 202020905521U CN 212168906 U CN212168906 U CN 212168906U
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Abstract
The utility model relates to an integral quick change connecting piece of round billet continuous casting belongs to metallurgical technical field. For solving current quick change connecting piece intensity not enough, easily cause and draw the support bleed-out, and be difficult for the location, the problem that the quick change was long-consuming, the utility model provides an integral quick change connecting piece of continuous casting, include: go up scale mainboard, bottom suspension fagging, head post, support post and cooling beam, wherein, it is connected with the bottom suspension fagging through head post and a plurality of support post to go up the scale mainboard, head post and support post run through in last scale mainboard, are connected through a plurality of cooling beams between the every adjacent support post that is located scale mainboard top. The utility model relates to a connecting piece overall structure is stable, bulk strength is high, has avoided drawing the phenomenon of hourglass steel, and in addition, this quick change connecting piece can fix a position the input position fast from taking the scale board, improves quick change efficiency, saves the quick change time.
Description
Technical Field
The utility model belongs to the technical field of the metallurgy, especially, relate to an integral quick change connecting piece of round billet continuous casting.
Background
At present, metallurgical manufacturers pursue high continuous casting furnace number, but the tundish needs to be replaced under the serious influence of corrosion of parts such as tundish refractory, water inlet and the like, and the industry generally adopts a quick-change method for uninterrupted continuous casting. Individual steel mills have employed quick change connections, but the process in which small cold charges are filled makes the method deficient as follows: the method generally adopts a mode of adding cold materials manually, is inconvenient to operate and prolongs the quick change time; the input position is not easy to be mastered, and the falling off is easy to cause, so that foreign metal impurities are caused; when small cold materials are put into the casting mould, the copper pipe is easy to scratch, the quality of the casting blank is influenced, and the cost is increased; the position of the traditional connecting piece in the crystallizer is not easy to determine, so that the connecting effect is influenced; because of the manual input, molten steel is easy to splash, and personnel are injured. In order to overcome the defects caused by the manual cold material adding mode, an integral connecting piece is used in part of steel mills at present, and is formed by connecting an upper part and a lower part by two upright posts and bridging by a cold material rod. The method cancels the process of adding cold materials manually, avoids the defects generated in the process, but has the defects that the insertion depth can only be determined by manual experience, the optimal placing point of a connecting piece cannot be accurately found, and the cold materials are bridged in a beam welding mode, so that the integral strength is insufficient, and the defect of drawing and supporting breakout is easily caused.
SUMMERY OF THE UTILITY MODEL
For solving above-mentioned current quick change connecting piece intensity not enough, easily cause and draw the support bleed-out, and be difficult for the location, the problem that the quick change was long consuming time, the utility model provides an integral quick change connecting piece of continuous casting.
The technical scheme of the utility model:
an integral quick-change connector for round billet continuous casting, comprising: go up scale mainboard, bottom suspension fagging, head post, support post and cooling beam, wherein, it is connected with the bottom suspension fagging through head post and a plurality of support post to go up the scale mainboard, head post and support post run through in last scale mainboard, are connected through a plurality of cooling beams between the every adjacent support post that is located scale mainboard top.
Furthermore, the number of the support columns is six, every two adjacent support columns are connected through at least two cooling cross beams which are parallel to each other, and the support columns and the cooling cross beams form a honeycomb type hexagonal structure.
Furthermore, the supporting stand that is located scale mainboard top slopes to be provided with the diagonal draw bar on, goes up the diagonal draw bar and connects on the stand for make overall structure more firm.
Furthermore, the part of the support column between the upper scale main board and the lower support plate is provided with a lower inclined lacing wire in an inclined mode, and the lower inclined lacing wire is connected to the column and used for enabling the overall structure to be more stable.
Further, a plurality of first hollow holes are uniformly formed in the upper scale main board and used for observing and positioning the throwing position of the connecting piece.
Furthermore, a plurality of second hollow holes are uniformly formed in the lower supporting plate and used for enabling the connecting piece to stably sink in molten steel.
Furthermore, the top end of the main upright post is provided with a hoisting ring beam for hoisting the whole connecting piece.
Furthermore, the integral quick-change connector for round billet continuous casting is suitable for round billets with the diameter of 300-650 mm.
The utility model has the advantages that:
1. the connecting piece is of an integral structure and regular in shape, the phenomenon that the copper pipe is scratched in the input process is effectively avoided, the quality of a casting blank is improved, and the processing cost is reduced. Additionally, because of the utility model relates to a connecting piece overall structure is stable, bulk strength is high, with its use in quick replacement well ladle process, the artifical cold burden link of throwing that can cancel has avoided because of the artifical little cold burden input position of throwing the cold burden is difficult for mastering, and produces and drop the phenomenon that causes the dissimilar metal to mix with. The upper casting blank and the lower casting blank are firmly linked, so that the leakage is avoided, and the success rate of quick change is improved. The connecting piece is provided with the scale plate, so that the putting position can be quickly positioned, the quick change efficiency is improved, and the quick change time is saved.
2. The support columns and the cooling cross beam of the connecting piece form a honeycomb type hexagonal structure, the strength is high, the overall strength of the connecting piece is improved, and the phenomenon of support breakout caused by insufficient strength of the connecting piece is avoided. And the main upright post and the support upright post are connected by adopting the upper diagonal tie and the lower diagonal tie, so that the whole structure is more stable, and the phenomenon of steel leakage caused by pulling and supporting due to insufficient stability of a connecting piece is avoided.
3. In the connecting piece, the position of the connecting piece can be accurately positioned by the upper scale mainboard with the hollow hole, and the phenomenon that the connecting effect is influenced because the position of the traditional connecting piece in the crystallizer is not easy to determine is avoided.
4. The lower supporting plate in the connecting piece can prevent molten steel generated when the connecting piece is thrown into the molten steel from splashing, and the operation safety is improved. And the lower supporting plate is evenly provided with hollow holes, so that molten steel can evenly emerge from the hollow holes in the putting process, and the connecting piece can stably sink in the molten steel.
5. The top end of the main upright post is provided with a hoisting ring beam, so that the connecting piece can be stably hoisted in the quick-change process.
Drawings
FIG. 1 is a schematic structural view of a round billet continuous casting integral quick-change connector;
in the figure, 1, an upper scale main board; 2. a lower support plate; 3. a main upright post; 4. supporting the upright post; 5. cooling the beam; 6. an upper diagonal brace; 7. downward inclined lacing wires; 8. a first hollowed-out hole; 9. a second hollowed-out hole; 10. and (5) hoisting the ring beam.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The first embodiment is as follows: referring to fig. 1, the embodiment is described, and in order to solve the problems that the strength of the existing quick-change connector is insufficient, steel leakage is easily caused by pulling and supporting, positioning is not easy, and quick change takes long time, the following technical solutions are proposed:
an integral quick-change connector for round billet continuous casting, comprising: go up scale mainboard 1, bottom suspension fagging 2, head tree 3, support post 4, cooling beam 5, wherein, go up scale mainboard 1 and be connected with bottom suspension fagging 2 through head tree 3 and a plurality of support post 4, head tree 3 and support post 4 run through in last scale mainboard 1, are located and connect between every adjacent support post 4 of 1 top of scale mainboard a plurality of cooling beam 5. When the tundish is replaced, the round billet continuous casting integral quick-change connector according to the embodiment is positioned by the upper scale main board 1 and then stably placed on molten steel in the crystallizer, and the molten steel gradually and slowly soaks the quick-change connector through the second hollow hole 9 in the lower supporting plate 2, so that the quick-change connector stably sinks. When the molten steel submerges the middle position between the upper scale main board 1 and the lower support board 2 of the quick-change connector, the quick-change connector stops sinking due to solidification of the molten steel, and the quick-change connector is stably fixed in the solidified molten steel. After the tundish is replaced, the molten steel after the tundish is replaced flows into the crystallizer through the tundish again, but the molten steel after the tundish is replaced is difficult to be tightly connected with the molten steel solidified before because of the temperature difference of the molten steel before and after the tundish is replaced. However, the quick-change connector is fixed in the original solidified molten steel, and the molten steel after replacing the tundish is solidified in the quick-change connector, so that the molten steel of the upper furnace and the lower furnace can be firmly connected together.
The connecting piece is of an integral structure and regular in shape, the phenomenon that the copper pipe is scratched in the input process is effectively avoided, the quality of a casting blank is improved, and the processing cost is reduced. Additionally, because of the utility model relates to a connecting piece overall structure is stable, bulk strength is high, with its use in quick replacement well ladle process, the artifical cold burden link of throwing that can cancel has avoided because of the artifical little cold burden input position of throwing the cold burden is difficult for mastering, and produces and drop the phenomenon that causes the dissimilar metal to mix with. The upper casting blank and the lower casting blank are firmly linked, so that the leakage is avoided, and the success rate of quick change is improved. This connecting piece is from taking scale mainboard 1, can fix a position fast and put in the position, improves quick change efficiency, saves the quick change time.
The second embodiment is as follows: referring to fig. 1, the present embodiment is described, and in order to enhance the strength of the connector and prevent the occurrence of the phenomenon of steel leakage, the following technical solutions are proposed:
an integral quick-change connector for round billet continuous casting, comprising: the main column 3 and the supporting columns 4 penetrate through the upper scale main board 1, and a plurality of cooling beams 5 are connected between every two adjacent supporting columns 4 above the upper scale main board 1; the number of the support columns 4 is six, every two adjacent support columns 4 are connected through at least two cooling cross beams 5 which are parallel to each other, and the support columns 4 and the cooling cross beams 5 form a honeycomb type hexagonal structure; an upper diagonal brace 6 is obliquely arranged at the position of the support upright post 4 above the upper scale main board 1 and connected to the upright post 3 to ensure that the whole structure is more stable; the part of the support column 4 between the upper scale main board 1 and the lower support board 2 is provided with a lower inclined lacing wire 7 in an inclined way, and the lower inclined lacing wire is connected to the column (3) and used for enabling the whole structure to be more stable.
The support columns 4 and the cooling cross beams 5 of the connecting piece form a honeycomb type hexagonal structure, the strength is high, the overall strength of the connecting piece is improved, and the phenomenon of support breakout caused by insufficient strength of the connecting piece is avoided. And the main upright post 3 and the support upright post 4 are connected by the upper diagonal draw bar 6 and the lower diagonal draw bar 7, so that the whole structure is more stable, and the phenomenon of steel leakage caused by insufficient stability of a connecting piece is avoided.
The third concrete implementation mode: referring to fig. 1, the embodiment is described, and in order to accurately locate the drop position of the quick-change connector, the embodiment proposes the following technical solutions:
an integral quick-change connector for round billet continuous casting, comprising: the main column 3 and the supporting columns 4 penetrate through the upper scale main board 1, and a plurality of cooling beams 5 are connected between every two adjacent supporting columns 4 above the upper scale main board 1; a plurality of first hollow holes 8 are uniformly formed in the upper scale main board 1 and used for observing and positioning the putting position of the connecting piece.
In the connecting piece, the position of the connecting piece can be accurately positioned by the upper scale main board 1 with the first hollow hole 8, and the phenomenon that the connecting effect is influenced because the position of the traditional connecting piece in the crystallizer is not easy to determine is avoided.
The fourth concrete implementation mode: referring to fig. 1, the present embodiment is described, and in order to realize smooth sinking of a connector in molten steel, the following technical means are proposed:
an integral quick-change connector for round billet continuous casting, comprising: the main column 3 and the supporting columns 4 penetrate through the upper scale main board 1, and a plurality of cooling beams 5 are connected between every two adjacent supporting columns 4 above the upper scale main board 1; and a plurality of second hollow holes 9 are uniformly formed in the lower supporting plate 2 and are used for realizing the stable sinking of the connecting piece in the molten steel. So set up, when changing the middle package, with this embodiment the integral quick change connector of round billet continuous casting steadily place on the molten steel in the crystallizer after upper scale mainboard 1 location, this quick change connector is soaked gradually slowly to the molten steel through second fretwork hole 9 on the lower support plate 2, makes this quick change connector steadily sink.
The lower support plate 2 in the connecting piece can prevent molten steel generated when the connecting piece is thrown into the molten steel from splashing, and the operation safety is improved. And the lower supporting plate 2 is evenly provided with second hollow holes 9, so that molten steel can evenly emerge from the second hollow holes 9 in the putting process, and the connecting piece can stably sink in the molten steel.
The fifth concrete implementation mode: the present embodiment is described with reference to fig. 1, and in order to realize the whole connector lifting, the following technical solutions are proposed:
an integral quick-change connector for round billet continuous casting, comprising: the main column 3 and the supporting columns 4 penetrate through the upper scale main board 1, and a plurality of cooling beams 5 are connected between every two adjacent supporting columns 4 above the upper scale main board 1; and the top end of the main upright post 3 is provided with a hoisting ring beam 10 for hoisting the whole connecting piece.
The top end of the main upright post 3 is provided with a hoisting ring beam 10, which is convenient for stably hoisting the connecting piece in the quick change process.
Claims (8)
1. The utility model provides an integral quick change coupler of round billet continuous casting which characterized in that includes: go up scale mainboard (1), bottom suspension fagging (2), head tree (3), support post (4) and cooling beam (5), wherein, go up scale mainboard (1) and be connected with bottom suspension fagging (2) through head tree (3) and a plurality of support post (4), head tree (3) and support post (4) run through in last scale mainboard (1), are located and connect through a plurality of cooling beam (5) between every adjacent support post (4) of scale mainboard (1) top.
2. The integral quick-change connector for round billet continuous casting according to claim 1, characterized in that the number of the supporting columns (4) is six, every two adjacent supporting columns (4) are connected by at least two mutually parallel cooling cross beams (5), and the supporting columns (4) and the cooling cross beams (5) form a honeycomb hexagonal structure.
3. The integral quick-change connector for round billet continuous casting according to claim 1, characterized in that an upper diagonal brace (6) is obliquely arranged on the supporting upright post (4) above the upper scale main plate (1), and the upper diagonal brace (6) is connected to the upright post (3) for stabilizing the whole structure.
4. The integral quick-change connector for round billet continuous casting according to claim 1, characterized in that a lower inclined lacing wire (7) is obliquely arranged at a position of the supporting upright post (4) between the upper scale main plate (1) and the lower supporting plate (2), and the lower inclined lacing wire (7) is connected to the upright post (3) for stabilizing the whole structure.
5. The integral quick-change connector for round billet continuous casting according to claim 1, characterized in that a plurality of first hollowed-out holes (8) are uniformly arranged on the upper scale main plate (1) for observing and positioning the throwing position of the connector.
6. The integral quick-change connector for round billet continuous casting according to claim 1 is characterized in that a plurality of second hollowed-out holes (9) are uniformly formed in the lower supporting plate (2) and used for realizing the smooth sinking of the connector in molten steel.
7. The integral quick-change connector for round billet continuous casting according to claim 1 is characterized in that the top end of the main upright post (3) is provided with a hoisting ring beam (10) for realizing the hoisting of the whole connector.
8. The integral quick-change connector for round billet continuous casting according to claim 1 is suitable for round billets with the diameter of 300-650 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020905521.2U CN212168906U (en) | 2020-05-26 | 2020-05-26 | Integral quick-change connector for round billet continuous casting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020905521.2U CN212168906U (en) | 2020-05-26 | 2020-05-26 | Integral quick-change connector for round billet continuous casting |
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| CN212168906U true CN212168906U (en) | 2020-12-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115283656A (en) * | 2022-08-03 | 2022-11-04 | 马鞍山钢铁股份有限公司 | Quick-change connecting piece for tundish of round billet continuous casting machine |
| CN116871470A (en) * | 2023-09-06 | 2023-10-13 | 成都先进金属材料产业技术研究院股份有限公司 | Continuous casting method of round billet continuous casting machine special steel type without connecting billet and connecting piece |
-
2020
- 2020-05-26 CN CN202020905521.2U patent/CN212168906U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115283656A (en) * | 2022-08-03 | 2022-11-04 | 马鞍山钢铁股份有限公司 | Quick-change connecting piece for tundish of round billet continuous casting machine |
| CN116871470A (en) * | 2023-09-06 | 2023-10-13 | 成都先进金属材料产业技术研究院股份有限公司 | Continuous casting method of round billet continuous casting machine special steel type without connecting billet and connecting piece |
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