CN203610667U - Flow-stabilizing and residue-blocking device for continuous casting molten steel tundish - Google Patents
Flow-stabilizing and residue-blocking device for continuous casting molten steel tundish Download PDFInfo
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- CN203610667U CN203610667U CN201320719805.2U CN201320719805U CN203610667U CN 203610667 U CN203610667 U CN 203610667U CN 201320719805 U CN201320719805 U CN 201320719805U CN 203610667 U CN203610667 U CN 203610667U
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Abstract
The utility model relates to a flow-stabilizing and residue-blocking device for a continuous casting molten steel tundish. The flow-stabilizing and residue-blocking device comprises a flow stabilizer and a residue-blocking wall matched with the flow stabilizer, wherein the flow stabilizer comprises a flow stabilizer body; the center of the flow stabilizer body is provided with a cavity; the cavity has a structure of which the upper port is larger while the lower port is smaller; the side face of the flow stabilizer body is provided with a steel flow groove communicated with the cavity; the residue-blocking wall comprises a residue-blocking wall body; the residue-blocking wall body has a trapezoidal structure which consists of a planar wall body and two bevel wall bodies arranged at the two ends of the planar wall body and is open in the large port end; the opening of the residue-blocking wall body is matched with the steel flow groove; the horizontal wall body and the bevel wall body of the residue-blocking wall body are provided with steel flow holes; the inner side of the joint of the horizontal wall body and the bevel wall body of the residue-blocking wall body is provided with a circular-arc boss. By adopting the flow-stabilizing and residue-blocking device, the flow speed of molten steel is lowered, the eddy current impact force of the molten steel is reduced, the use time in the tundish is prolonged, and the smelting effect of the tundish can be enhanced. The flow-stabilizing and residue-blocking device has the advantages of simple structure, high practicability, low cost and good smelting effect.
Description
Technical field
The utility model belongs to Ferrous Metallurgy refractory for continuous casting field, and relating in particular to a kind of pouring molten steel is the auxiliary facility using, particularly a kind of continuous casting steel tundish current stabilization skimming device.
Background technology
In casting process, molten steel in ladle constantly flows into tundish, due to the kinetic energy effect of molten steel, tundish impact area MOLTEN STEEL FLOW rather unstable, part slag is sneaked into, cause continuous casting billet quality defect, for avoiding the generation of this situation, will current stabilization skimming device be set at molten steel impact zone, existing current stabilization skimming device comprises flow straightener and slag blocking wall, and the current stabilization of existing molten steel tundish all adopts flow straightener, and pouring molten steel is on flow straightener, spill into tundish from flow straightener again, thereby alleviate the impulsive force of molten steel.At present, the structure of flow straightener is large for mostly being intracavity bottom, the container-like structure that oral area is little.The shortcoming of the flow straightener of this kind of structure is easily to form eddy current at impact zone, molten steel washes away weaker inwall originally, cause inwall to accelerate to reduce, wash away and the excessive kinetic energy of molten steel is easy to make float over molten steel surface in the too weak fracture of inwall, thereby reduces result of use and the service time of this flow straightener.Existing slag blocking wall is because the corner at body of wall does not arrange buffer area, and therefore, molten steel is easy to cause at this formation eddy current the poor effect of pushing off the slag, has directly affected the quality of the steel of later stage cast, and metallurgical effect is very poor.
Summary of the invention
The purpose of this utility model is to solve the deficiencies in the prior art and a kind of impulsive force that can slow down molten steel flow speed, weaken molten steel eddy current is provided, improves current stabilization skimming device in the service time of tundish and then can improve simple in structure, practical, cost is low, metallurgical effect the is good continuous casting steel tundish current stabilization skimming device of the metallurgical effect of tundish.
The technical solution of the utility model is achieved in that
A kind of continuous casting steel tundish current stabilization skimming device, the slag blocking wall that comprises flow straightener and match with flow straightener, described flow straightener comprises flow straightener body, the center of described flow straightener body is provided with cavity, cavity is large lower young structure suitable for reading, the side of flow straightener body is provided with the flume being communicated with cavity, described slag blocking wall comprises slag blocking wall body, slag blocking wall body is by a plane body of wall and be arranged on the trapezoidal shape structure of the big opening end opening that the two inclined-plane bodies of wall at these plane body of wall two ends form, the opening of slag blocking wall body matches with flume, on the horizontal body of wall of slag blocking wall body and inclined-plane body of wall, be provided with steel outlet hole, the inner side of the horizontal body of wall of slag blocking wall body and body of wall junction, inclined-plane is provided with arc cam.
The width of described flume is 10-15 centimetre.
Described flow straightener body is trapezoidal shape structure.
Described flume is two that are communicated with cavity.
The utlity model has following good effect: the center of flow straightener of the present utility model arranges large lower young cavity suitable for reading, the side of flow straightener arranges the flume being communicated with cavity, can well slow down like this impulsive force of molten steel eddy current, extend current stabilization skimming device in the service time of tundish and then can improve the metallurgical effect of tundish; The plane body of wall of slag blocking wall and the junction of inclined-plane body of wall arrange circular-arc boss, increase like this thickness of slag blocking wall corner, reduce the cracking at turning, steel outlet hole is set, be beneficial to separating of molten steel and slag, improve Molten Steel Cleanliness, strengthen service life, reduce refractory consumption cost, there is the impulsive force that can slow down molten steel flow speed, weaken molten steel eddy current, improve current stabilization skimming device the service time of tundish so that can improve tundish metallurgical effect and simple in structure, practical, cost is low, metallurgical effect good.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of continuous casting steel tundish of the utility model current stabilization skimming device.
In figure: 1, flow straightener body 2, cavity 3, flume 4, slag blocking wall body 5, steel outlet hole 6, boss.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment 1
As shown in Figure 1, a kind of continuous casting steel tundish current stabilization skimming device, the slag blocking wall that comprises flow straightener and match with flow straightener, described flow straightener comprises flow straightener body 1, the center of described flow straightener body 1 is provided with cavity 2, cavity 2 is large lower young structure suitable for reading, the side of flow straightener body 1 is provided with the flume 3 being communicated with cavity 2, described slag blocking wall comprises slag blocking wall body 4, slag blocking wall body 4 is by a plane body of wall and be arranged on the trapezoidal shape structure of the big opening end opening that the two inclined-plane bodies of wall at these plane body of wall two ends form, the opening of slag blocking wall body 4 matches with flume 3, on the horizontal body of wall of slag blocking wall body 4 and inclined-plane body of wall, be provided with steel outlet hole 5, the inner side of the horizontal body of wall of slag blocking wall body 4 and body of wall junction, inclined-plane is provided with arc cam 6.
The center of flow straightener of the present utility model arranges large lower young cavity suitable for reading, the side of flow straightener arranges the flume being communicated with cavity, can well slow down like this impulsive force of molten steel eddy current, extend current stabilization skimming device in the service time of tundish and then can improve the metallurgical effect of tundish; The plane body of wall of slag blocking wall and the junction of inclined-plane body of wall arrange circular-arc boss, increase like this thickness of slag blocking wall corner, reduce the cracking at turning, steel outlet hole is set, be beneficial to separating of molten steel and slag, improve Molten Steel Cleanliness, strengthen service life, reduce refractory consumption cost, there is the impulsive force that can slow down molten steel flow speed, weaken molten steel eddy current, improve current stabilization skimming device the service time of tundish so that can improve tundish metallurgical effect and simple in structure, practical, cost is low, metallurgical effect good.
Embodiment 2
As shown in Figure 1, a kind of continuous casting steel tundish current stabilization skimming device, the slag blocking wall that comprises flow straightener and match with flow straightener, described flow straightener comprises flow straightener body 1, the center of described flow straightener body 1 is provided with cavity 2, cavity 2 is large lower young structure suitable for reading, the side of flow straightener body 1 is provided with the flume 3 being communicated with cavity 2, described slag blocking wall comprises slag blocking wall body 4, slag blocking wall body 4 is by a plane body of wall and be arranged on the trapezoidal shape structure of the big opening end opening that the two inclined-plane bodies of wall at these plane body of wall two ends form, the opening of slag blocking wall body 4 matches with flume 3, on the horizontal body of wall of slag blocking wall body 4 and inclined-plane body of wall, be provided with steel outlet hole 5, the inner side of the horizontal body of wall of slag blocking wall body 4 and body of wall junction, inclined-plane is provided with arc cam 6.
The width of described flume 3 is 10-15 centimetre.
Described flow straightener body 1 is trapezoidal shape structure.
Described flume 3 is two that are communicated with cavity 2.
The center of flow straightener of the present utility model arranges large lower young cavity suitable for reading, the side of flow straightener arranges the flume being communicated with cavity, can well slow down like this impulsive force of molten steel eddy current, extend current stabilization skimming device in the service time of tundish and then can improve the metallurgical effect of tundish; The plane body of wall of slag blocking wall and the junction of inclined-plane body of wall arrange circular-arc boss, increase like this thickness of slag blocking wall corner, reduce the cracking at turning, steel outlet hole is set, be beneficial to separating of molten steel and slag, improve Molten Steel Cleanliness, strengthen service life, reduce refractory consumption cost, there is the impulsive force that can slow down molten steel flow speed, weaken molten steel eddy current, improve current stabilization skimming device the service time of tundish so that can improve tundish metallurgical effect and simple in structure, practical, cost is low, metallurgical effect good.
Claims (4)
1. a continuous casting steel tundish current stabilization skimming device, the slag blocking wall that comprises flow straightener and match with flow straightener, it is characterized in that: described flow straightener comprises flow straightener body, the center of described flow straightener body is provided with cavity, cavity is large lower young structure suitable for reading, the side of flow straightener body is provided with the flume being communicated with cavity, described slag blocking wall comprises slag blocking wall body, slag blocking wall body is by a plane body of wall and be arranged on the trapezoidal shape structure of the big opening end opening that the two inclined-plane bodies of wall at these plane body of wall two ends form, the opening of slag blocking wall body matches with flume, on the horizontal body of wall of slag blocking wall body and inclined-plane body of wall, be provided with steel outlet hole, the inner side of the horizontal body of wall of slag blocking wall body and body of wall junction, inclined-plane is provided with arc cam.
2. a kind of continuous casting steel tundish current stabilization skimming device according to claim 1, is characterized in that: the width of described flume is 10-15 centimetre.
3. a kind of continuous casting steel tundish current stabilization skimming device according to claim 1, is characterized in that: described flow straightener body is trapezoidal shape structure.
4. a kind of continuous casting steel tundish current stabilization skimming device according to claim 1, is characterized in that: described flume is two that are communicated with cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719805.2U CN203610667U (en) | 2013-11-15 | 2013-11-15 | Flow-stabilizing and residue-blocking device for continuous casting molten steel tundish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719805.2U CN203610667U (en) | 2013-11-15 | 2013-11-15 | Flow-stabilizing and residue-blocking device for continuous casting molten steel tundish |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203610667U true CN203610667U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320719805.2U Expired - Fee Related CN203610667U (en) | 2013-11-15 | 2013-11-15 | Flow-stabilizing and residue-blocking device for continuous casting molten steel tundish |
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| CN (1) | CN203610667U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439136A (en) * | 2014-12-17 | 2015-03-25 | 谢玉红 | Impurity filtering and absorbing flow divider for tundish |
| CN106001526A (en) * | 2016-06-27 | 2016-10-12 | 宜兴市龙宸炉料有限公司 | Composite type tundish slag retaining wall |
| CN114682753A (en) * | 2022-03-25 | 2022-07-01 | 中冶南方连铸技术工程有限责任公司 | Control process for improving three-flow tundish flow field |
-
2013
- 2013-11-15 CN CN201320719805.2U patent/CN203610667U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104439136A (en) * | 2014-12-17 | 2015-03-25 | 谢玉红 | Impurity filtering and absorbing flow divider for tundish |
| CN106001526A (en) * | 2016-06-27 | 2016-10-12 | 宜兴市龙宸炉料有限公司 | Composite type tundish slag retaining wall |
| CN114682753A (en) * | 2022-03-25 | 2022-07-01 | 中冶南方连铸技术工程有限责任公司 | Control process for improving three-flow tundish flow field |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20140528 Termination date: 20191115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |