CN209867300U - Cooling system for front cutting roller way of continuous casting machine - Google Patents
Cooling system for front cutting roller way of continuous casting machine Download PDFInfo
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- CN209867300U CN209867300U CN201920284962.2U CN201920284962U CN209867300U CN 209867300 U CN209867300 U CN 209867300U CN 201920284962 U CN201920284962 U CN 201920284962U CN 209867300 U CN209867300 U CN 209867300U
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Abstract
The utility model discloses a roller table cooling system before conticaster is cut, this cooling system will advance water header and return water header as the one-level pipeline, through drawing forth the second grade pipeline that extends on the horizontal direction of roller table before the perpendicular to is cut from the one-level pipeline to draw forth tertiary pipeline on the extending direction of flow from the diode, every tertiary pipeline draws forth multiunit business turn over water hose and provides the cooling water for rather than adjacent one or two flows, and set up the control ball valve on tertiary pipeline. When a certain roller leaks water, the water leakage can be treated only by closing the control ball valve of the three-stage pipeline connected with the water inlet and outlet hose of the roller, the maintenance efficiency is effectively improved, and the labor intensity of maintenance personnel is reduced. At the same time, the cooling water of other flows is still supplied, and the production can be maintained to continue, so that the production stagnation is avoided. In addition, the opening and closing times of the water inlet main valve and the water outlet main valve are reduced, the service cycles of the water inlet main valve and the water outlet main valve are effectively prolonged, and the production cost is reduced.
Description
Technical Field
The utility model relates to a conticaster equipment, concretely relates to roll table cooling system before conticaster is cut.
Background
The existing water piping of the front roller way of the continuous casting machine before cutting the front roller way of the continuous casting machine adopts each flow-cutting front roller to be connected in series, and no matter which flow-cutting front roller is treated to leak water, a cooling water main valve of the front roller way needs to be closed, so that the maintenance operation efficiency is low, and the continuous casting needs to be stopped, so that the production stagnation is caused. In addition, frequent opening and closing of the cooling water main valve can also accelerate damage, and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome prior art's defect, the utility model provides a roller table cooling system before conticaster is cut, this cooling system can improve maintenance efficiency, avoids the production stagnation.
The technical scheme is as follows: the utility model discloses a roller table cooling system before conticaster is cut for each roller of roller table provides recirculated cooling water before cutting, roller table has a plurality of flows of arranging side by side before cutting, every the flow all has the same quantity the roller, this system includes inlet manifold, install into the inlet manifold on the inlet manifold total valve, return manifold, install the return manifold on the return manifold total valve, at least one second grade inlet tube of drawing forth from the inlet manifold, draw forth from the return manifold and with the same second grade inlet tube quantity second grade wet return, draw forth from the second grade inlet tube tertiary inlet tube, draw forth from the second grade wet return tertiary wet return, install the inlet ball valve on tertiary inlet tube and install the return ball valve on tertiary wet return; the secondary water inlet pipe and the secondary water return pipe extend in the horizontal direction perpendicular to the flow, one secondary water inlet pipe and one secondary water return pipe are matched with each other to form a secondary pipeline, and the number of the secondary pipelines is set according to the number of rollers of each flow; the three-stage water inlet pipes and the three-stage water return pipes are the same in quantity, each three-stage water inlet pipe is provided with a three-stage water return pipe which is arranged in parallel with the three-stage water inlet pipe, the three-stage water return pipes are matched with each other to form a three-stage pipeline, and the three-stage pipeline extends in the direction parallel to the flow direction; and each flow is sequentially numbered from one side of the front cutting roller way to the other side, a third-stage pipeline is arranged at the same side of each odd-numbered flow, and a plurality of groups of water inlet and outlet hoses are led out from the third-stage pipeline and are respectively connected with the rollers of the flows adjacent to the third-stage pipeline in a one-to-one correspondence manner.
Specifically, when the number of rollers per stream is less than or equal to 10, one secondary pipeline is provided, and when the number of rollers per stream is greater than 10, at least two secondary pipelines are provided. When satisfying cooling water cooling effect after the reposition of redundant personnel, avoid when every roller quantity of flowing is too big, close into, return water ball valve all causes the influence to all rollers.
Wherein, the three-stage pipeline led out from the same two-stage pipeline leads out at most ten groups of water inlet and outlet hoses to the same flow.
Furthermore, when the number of the rollers of each flow is 11-20, two secondary pipelines are arranged, a group of tertiary pipelines are respectively led out from the two secondary pipelines to the same side of each odd flow, and a plurality of groups of water inlet and outlet hoses led out from the two groups of tertiary pipelines at the same side of each odd flow are respectively connected with the rollers of adjacent flows in a one-to-one correspondence manner.
Has the advantages that: according to the cooling system for the front cutting roller way of the continuous casting machine, a water inlet main pipe and a water return main pipe are used as primary pipelines, a secondary pipeline extending in the horizontal direction perpendicular to the front cutting roller way is led out from the primary pipeline, a tertiary pipeline is led out from the secondary pipeline in the flow extending direction, a plurality of groups of water inlet and outlet hoses are led out from each tertiary pipeline to provide cooling water for one or two flows adjacent to the tertiary pipeline, and a control ball valve is arranged on the tertiary pipeline. When a certain roller leaks water, the water leakage can be treated only by closing the control ball valve of the three-stage pipeline connected with the water inlet and outlet hose of the roller, the maintenance efficiency is effectively improved, and the labor intensity of maintenance personnel is reduced. At the same time, the cooling water of other flows is still supplied, and the production can be maintained to continue, so that the production stagnation is avoided. In addition, the opening and closing times of the water inlet main valve and the water outlet main valve are reduced, the service cycles of the water inlet main valve and the water outlet main valve are effectively prolonged, and the production cost is reduced.
Drawings
Fig. 1 is a schematic view of a cooling system of a front cutting roller way of a continuous casting machine provided in an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a cooling system for a pre-cutting roller table of a continuous casting machine, which is used for supplying circulating cooling water to each roller 20 of the pre-cutting roller table, the pre-cutting roller table is provided with a plurality of streams 30 arranged in parallel, and each stream 30 is provided with the same number of rollers 20. In this embodiment, taking the actual production situation of a continuous casting shop of a steel plant as an example, the pre-cutting roller table has seven streams, each having 15 rollers.
The cooling system comprises a water inlet main pipe 1, a water inlet main valve 2, a water return main pipe 3 and a water return main valve 4, wherein the water inlet main valve 2 and the water return main pipe 3 are installed on the water inlet main pipe 1, the water return main valve 4 is installed on the water return main pipe 3, and the water inlet main pipe 1 and the water return main pipe 3 are both made of phi 90 stainless steel pipes. In addition, the water supply system further comprises at least one second-stage water inlet pipe 5 led out from the water inlet header pipe 1, second-stage water return pipes 6 led out from the water return header pipe 3 and having the same quantity with the second-stage water inlet pipes 5, third-stage water inlet pipes 7 led out from the second-stage water inlet pipes 5, third-stage water return pipes 8 led out from the second-stage water return pipes 6, water inlet ball valves 9 installed on the third-stage water inlet pipes 7 and water return ball valves 10 installed on the third-stage water return pipes. In this embodiment, the second-stage water inlet pipe 5, the second-stage water return pipe 6, the third-stage water inlet pipe 7 and the third-stage water return pipe 8 are all phi 60 stainless steel pipes. The water inlet ball valve 9 and the water return ball valve 10 are both D25 ball valves.
Second grade inlet tube 5 and second grade wet return 6 are all at the perpendicular to flow 30's horizontal direction extension, and a second grade inlet tube 5 and a second grade wet return 6 are mated each other and are formed the second grade pipeline, the quantity of second grade pipeline sets up according to every roller 20 quantity that flows 30. Specifically, when the number of rollers 20 per flow 30 is less than or equal to ten, only one secondary pipe needs to be provided, and when the number of rollers 20 per flow 30 is greater than ten, at least two secondary pipes are provided.
The three-stage water inlet pipe 7 and the three-stage water return pipe 8 are identical in quantity, each three-stage water inlet pipe 7 is provided with a three-stage water return pipe 8 which is arranged in parallel with the three-stage water inlet pipe, the three-stage water return pipes are matched with each other to form a three-stage pipeline, and the three-stage pipeline extends in the direction parallel to the flow 30. Each flow 30 is numbered in sequence from one side of the pre-cutting roller way to the other side, a third-stage pipeline is arranged on the same side of each odd-numbered flow 30, and a plurality of groups of water inlet and outlet hoses 11 are led out from the third-stage pipeline and are respectively connected with the rollers 20 of the flow 30 adjacent to the third-stage pipeline in a one-to-one correspondence mode.
Furthermore, a tertiary pipe leading from the same secondary pipe leads up to ten sets of water inlet and outlet hoses 11 to the same flow 30. And when the number of the rollers 20 of each flow 30 is 11-20, two secondary pipelines are arranged, and the two secondary pipelines respectively lead out a group of tertiary pipelines to the same side of each odd flow 30, and a plurality of groups of water inlet and outlet hoses 11 led out from the two groups of tertiary pipelines at the same side of each odd flow are respectively connected with the rollers 20 of the adjacent flow 30 in a one-to-one correspondence manner.
For this embodiment, referring again to fig. 1, each stream 30 has 15 rollers 20, and thus two sets of secondary pipes are provided, which are respectively disposed at two ends of the pre-cutting roller way. Seven streams of the roller way before cutting are numbered by 1-7 numbers, the stream close to the water outlet main pipe is 1 stream, two groups of three-stage pipelines are respectively led out from two groups of two-stage pipelines on the right sides of the 1 stream, the 3 stream, the 5 stream and the 7 stream, namely two groups of three-stage pipelines are respectively arranged between the 1 stream and the 2 stream, between the 3 stream and the 4 stream, between the 5 stream and the 6 stream and on the right side of the 7 stream, and a plurality of groups of water inlet and outlet hoses 11 are respectively led out from the two groups of three-stage pipelines to be connected with the rollers 20 on the streams 30 in a one-to. When water leaks from one roller 20, the water leakage of the roller 20 can be treated only by closing the water inlet ball valve 9 and the water return ball valve 10 of the three-stage pipeline where the water inlet and outlet hoses of the roller 20 are positioned, so that the overhauling efficiency is effectively improved, and the labor intensity of the overhauling personnel is reduced. At the same time, the cooling water of the other stream 30 is still supplied, enabling the production to be maintained on, thus avoiding production stagnation.
Claims (8)
1. The utility model provides a roller table cooling system before conticaster is cut for providing recirculated cooling water for cutting each roller (20) of roller table before, cut the roller table before have a plurality of flows (30) of arranging side by side, every flow (30) all have the same quantity roller (20), its characterized in that, including intake manifold (1), install intake main valve (2) on intake manifold (1), return water house steward (3), install return water main valve (4) on return water house steward (3), at least one second grade inlet tube (5) of drawing forth from intake manifold (1), draw forth from return water house steward (3) and with second grade inlet tube (5) the same second grade return water pipe (6) of quantity, three-level inlet tube (7) of drawing forth from second grade inlet tube (5), three-level return water pipe (8) of drawing forth from second grade return water pipe (6), install intake ball valve (9) on three-level inlet tube (7) and install return water ball valve (10) on three-level return water pipe (8) (ii) a The secondary water inlet pipe (5) and the secondary water return pipe (6) extend in the horizontal direction perpendicular to the flow (30), one secondary water inlet pipe (5) and one secondary water return pipe (6) are matched with each other to form a secondary pipeline, and the number of the secondary pipelines is set according to the number of the rollers (20) of each flow (30); the three-stage water inlet pipes (7) and the three-stage water return pipes (8) are the same in number, each three-stage water inlet pipe (7) is provided with one three-stage water return pipe (8) which is arranged in parallel to the three-stage water inlet pipe to be matched with the three-stage water return pipe to form a three-stage pipeline, and the three-stage pipeline extends in the direction parallel to the flow (30); each flow (30) is numbered in sequence from one side of the front cutting roller way to the other side, a third-stage pipeline is arranged on the same side of each odd-numbered flow (30), and a plurality of groups of water inlet and outlet hoses (11) are led out from the third-stage pipeline and are respectively connected with rollers (20) of the flows (30) adjacent to the third-stage pipeline in a one-to-one correspondence mode.
2. Continuous casting machine pre-cutting roller table cooling system according to claim 1, characterized in that one secondary conduit is provided when the number of rollers (20) per flow (30) is equal to or less than 10, and at least two secondary conduits are provided when the number of rollers (20) per flow (30) is greater than 10.
3. Continuous casting machine pre-cutting roller way cooling system according to claim 2, characterized in that a tertiary pipe leading from the same secondary pipe leads up to ten sets of water inlet and outlet hoses (11) to the same flow (30).
4. The system for cooling the roller way before cutting of the continuous casting machine according to claim 3, wherein when the number of the rollers (20) of each flow (30) is 11-20, two secondary pipelines are arranged, and the two secondary pipelines respectively lead out a group of tertiary pipelines to the same side of each odd-numbered flow (30), and a plurality of groups of water inlet and outlet hoses (11) led out from the two groups of tertiary pipelines at the same side of each odd-numbered flow are respectively connected with the rollers (20) of the adjacent flow (30) in a one-to-one correspondence manner.
5. The system for cooling the roller way before cutting of the continuous casting machine according to claim 1, wherein the water inlet main pipe (1) and the water return main pipe (3) are both phi 90 stainless steel pipes.
6. The cooling system for the roller way before cutting of the continuous casting machine according to claim 1, wherein the secondary water inlet pipe (5) and the secondary water return pipe (6) are both phi 60 stainless steel pipes.
7. The system for cooling the roller way before cutting of the continuous casting machine according to claim 1, wherein the three-stage water inlet pipe (7) and the three-stage water return pipe (8) are both phi 60 stainless steel pipes.
8. The system for cooling the roller way before cutting of the continuous casting machine according to claim 7, wherein the water inlet ball valve (9) and the water return ball valve (10) are both D25 ball valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920284962.2U CN209867300U (en) | 2019-03-06 | 2019-03-06 | Cooling system for front cutting roller way of continuous casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920284962.2U CN209867300U (en) | 2019-03-06 | 2019-03-06 | Cooling system for front cutting roller way of continuous casting machine |
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| CN209867300U true CN209867300U (en) | 2019-12-31 |
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| CN201920284962.2U Active CN209867300U (en) | 2019-03-06 | 2019-03-06 | Cooling system for front cutting roller way of continuous casting machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732050A (en) * | 2019-03-06 | 2019-05-10 | 南京钢铁股份有限公司 | A kind of continuous casting machine-cut front roller-way cooling system |
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2019
- 2019-03-06 CN CN201920284962.2U patent/CN209867300U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732050A (en) * | 2019-03-06 | 2019-05-10 | 南京钢铁股份有限公司 | A kind of continuous casting machine-cut front roller-way cooling system |
| CN109732050B (en) * | 2019-03-06 | 2023-11-03 | 南京钢铁股份有限公司 | Cooling system for roller way of continuous casting machine before cutting |
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