CN203292441U - Tundish rotational-flow turbulence controller - Google Patents
Tundish rotational-flow turbulence controller Download PDFInfo
- Publication number
- CN203292441U CN203292441U CN201320273547XU CN201320273547U CN203292441U CN 203292441 U CN203292441 U CN 203292441U CN 201320273547X U CN201320273547X U CN 201320273547XU CN 201320273547 U CN201320273547 U CN 201320273547U CN 203292441 U CN203292441 U CN 203292441U
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- pod apertures
- sidewall
- tundish
- face
- cyclone
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Abstract
The utility model discloses a tundish rotational-flow turbulence controller. The tundish rotational-flow turbulence controller comprises a body provided with an inner cavity with an upward opening, the bottom of the inner cavity extends towards the side walls of the periphery of the body to form a loop-through concave cavity, the portion, located above the concave cavity, of the body forms cornices, each outer side wall of the concave cavity is provided with at least three side wall guide holes, the side wall guide holes penetrate through the side walls and are inclined in the side walls, the cornice on each side is provided with at least two top surface guide holes, and the top surface guide holes penetrate through the cornices and are inclined in the cornices. The inclined directions of all the side wall guide holes are the same, the inclined directions of all the top surface guide holes are the same, and molten iron flowing out of the side wall guide holes and the top surface guide holes forms turbulence flowing in the same direction. When the tundish rotational-flow turbulence controller is used, kinetic energy, at the inlet, of molten steel is lowered, and the molten steel is prevented from splashing; the stirring phenomenon of the liquid level of the molten steel in a tundish is buffered, and casting quality is improved.
Description
Technical field
The utility model relates to the reaction vessel continuous casting tundish of cleaning molten steel in metallurgy industry steel-making, refers more particularly to tundish turbulence controller.
Background technology
Along with improving constantly that slab quality is required, the reaction vessel continuous casting tundish of cleaning molten steel more and more is subject to people's attention, and in recent years, has adopted tundish turbulence controller.Continuous casting injects the process of tundish at molten steel, tundish turbulence controller has played the effect of stable molten steel, reduce the turbulent extent of molten steel at tundish, promote inclusion floating, and can prevent molten steel from opening the splash of invar water while watering and cause the secondary oxidation of molten steel.
The shortcoming of tundish turbulence controller existence commonly used is at present: in use, the Metal in Tundish liquid level around long nozzle, usually with stirring phenomenon, affects the casting quality of molten steel.
The utility model content
The technical problems to be solved in the utility model is: a kind of kinetic energy that can reduce the molten steel porch is provided, prevents that molten steel from splashing, cushioning the tundish cyclone-type turbulence inhibitor that stirs, improves the casting quality of liquid steel level.
For solving the problems of the technologies described above, the utility model has adopted following technical scheme.
A kind of tundish cyclone-type turbulence inhibitor, comprise: body, on body, be provided with the uncovered inner chamber that makes progress, be characterized in: intracavity bottom is expanded and is formed the cavity that ring is logical to body surrounding sidewall, the body part formation that is positioned at the cavity top is corniced, on each side sidewall outside cavity, be provided with at least three sidewall pod apertures that connect sidewalls and favour sidewall, on the cornicing of each side, be provided with at least two perforations and cornice and favour the end face pod apertures of cornicing; The incline direction of all sidewall pod apertures is all identical, and the incline direction of all end face pod apertures is all identical, and makes the eddy flow that flows to a direction from the molten iron formation of flowing out sidewall pod apertures and end face pod apertures.
Further, aforesaid a kind of tundish cyclone-type turbulence inhibitor, wherein: described inner chamber is cuboid or cube inner chamber.
Further, aforesaid a kind of tundish cyclone-type turbulence inhibitor, wherein: the aperture of described sidewall pod apertures and end face pod apertures is 30mm～50mm, and the sidewall pod apertures inclination angle of its sidewall relatively is 15 °～45 °; End face pod apertures its inclination angle of cornicing relatively is 15 °～45 °.
Further, aforesaid a kind of tundish cyclone-type turbulence inhibitor, wherein: the quantity of the sidewall pod apertures on each sidewall is 3～7, the spacing between adjacent two sidewall pod apertures is 10mm～30mm.
Further, aforesaid a kind of tundish cyclone-type turbulence inhibitor, wherein: the quantity of each end face pod apertures on cornicing is 2～4, and the spacing between adjacent two end face pod apertures is 10mm～30mm.
Further, aforesaid a kind of tundish cyclone-type turbulence inhibitor, wherein: the sidewall pod apertures inclination angle of its sidewall relatively is 20 °, and aperture is 40mm, the quantity of the sidewall pod apertures on each sidewall is 5, and the spacing between adjacent two sidewall pod apertures is 20mm.
Further, aforesaid a kind of tundish cyclone-type turbulence inhibitor, wherein: the end face pod apertures is 20 ° in its inclination angle of cornicing relatively, and aperture is 40mm, the quantity of each end face pod apertures on cornicing is 3, and the spacing between adjacent two end face pod apertures is 20mm.
The beneficial effects of the utility model: the molten steel that flows to tundish cyclone-type turbulence inhibitor flows out from sidewall pod apertures and end face pod apertures, forms the velocity of circulation field of a horizontal direction, has effectively reduced the kinetic energy of molten steel in porch; Reduce the impact of molten steel to turbulence inhibitor, prevent that molten steel from splashing; Reduce the consumption of tundish cyclone-type turbulence inhibitor, extended the service life of tundish; The stirring phenomenon, improve the casting quality of buffering Metal in Tundish liquid level.
The accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of a kind of tundish cyclone-type turbulence inhibitor described in the utility model.
Fig. 2 is the sectional structure schematic diagram of the A-A direction in Fig. 1.
Fig. 3 is the sectional structure schematic diagram of the B-B direction in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, a kind of tundish cyclone-type turbulence inhibitor described in the utility model is further described.
Referring to Fig. 1, Fig. 2, shown in Figure 3, a kind of tundish cyclone-type turbulence inhibitor described in the utility model comprises: body 1 is provided with the uncovered inner chamber 3 that makes progress on body 1---and the inner chamber 3 described in the present embodiment is cuboid or cube inner chamber.inner chamber 3 bottoms are expanded and are formed the cavity 4 that ring is logical to body 1 surrounding sidewall, the body part formation that is positioned at cavity 4 tops is corniced, on each side sidewall outside cavity 4, be provided with at least three and connect sidewall, and favour the sidewall pod apertures of sidewall, the aperture of described sidewall pod apertures is 30mm～50mm, the sidewall pod apertures inclination angle of its sidewall relatively is 15 °～45 °, the quantity of the sidewall pod apertures on each sidewall is 3～7, spacing between adjacent two sidewall pod apertures is 10mm～30mm---in the present embodiment, on sidewall 41, is provided with five and connects sidewall 41, and favour the sidewall pod apertures 5 of sidewall 41, the aperture of sidewall pod apertures 5 is 40mm, the inclination angle of sidewall pod apertures 5 relative its sidewalls 41 is 20 °, spacing between adjacent two sidewall pod apertures 5 is 20mm, on sidewall 42, be provided with five sidewall pod apertures 51 that connect sidewall 42 and favour sidewall 42, the aperture of sidewall pod apertures 51 is 40mm, the inclination angle of sidewall pod apertures 51 relative its sidewalls 42 is 20 °, and the spacing between adjacent two sidewall pod apertures 51 is 20mm, on sidewall 43, be provided with five sidewall pod apertures 52 that connect sidewall 43 and favour sidewall 43, the aperture of sidewall pod apertures 52 is 40mm, the inclination angle of sidewall pod apertures 52 relative its sidewalls 43 is 20 °, and the spacing between adjacent two sidewall pod apertures 52 is 20mm, on sidewall 44, be provided with five sidewall pod apertures 53 that connect sidewall 44 and favour sidewall 44, the aperture of sidewall pod apertures 53 is 40mm, the inclination angle of sidewall pod apertures 53 relative its sidewalls 44 is 20 °, and the spacing between adjacent two sidewall pod apertures 53 is 20mm, on the cornicing of each side, being provided with at least two perforations cornices, and favour the end face pod apertures of cornicing, the aperture of described end face pod apertures is 30mm～50mm, end face pod apertures its inclination angle of cornicing relatively is 15 °～45 °, the quantity of each end face pod apertures on cornicing is 2～4, spacing between adjacent two end face pod apertures is 10mm～30mm---in the present embodiment, is provided with three perforations and cornices 6 cornicing on 6, and favour 6 the end face pod apertures 7 of cornicing, the aperture of end face pod apertures 7 is 40mm, cornice 6 inclination angle of relative its of end face pod apertures 7 is 20 °, spacing between adjacent two end face pod apertures 7 is 20mm, be provided with three perforations and cornice 61 and favour 61 the end face pod apertures 71 of cornicing cornicing on 61, the aperture of end face pod apertures 71 is 40mm, cornice 61 inclination angle of relative its of end face pod apertures 71 is 20 °, and the spacing between adjacent two end face pod apertures 71 is 20mm, be provided with three perforations and cornice 62 and favour 62 the end face pod apertures 72 of cornicing cornicing on 62, the aperture of end face pod apertures 72 is 40mm, cornice 62 inclination angle of relative its of end face pod apertures 72 is 20 °, and the spacing between adjacent two end face pod apertures 72 is 20mm, be provided with three perforations and cornice 63 and favour 63 the end face pod apertures 73 of cornicing cornicing on 63, the aperture of end face pod apertures 73 is 40mm, cornice 63 inclination angle of relative its of end face pod apertures 73 is 20 °, and the spacing between adjacent two end face pod apertures 73 is 20mm, all sidewall pod apertures 5,51,52 and 53 incline direction are all identical, all end face pod apertures 7,71,72 and 73 incline direction are all identical, and make the eddy flow that flows to a direction from the molten iron formation of flowing out sidewall pod apertures 5,51,52,53 and end face pod apertures 7,71,72,73.
The operation principle of tundish cyclone-type turbulence inhibitor described in the utility model is as follows: the molten steel that injects from ladle flows to tundish cyclone-type turbulence inhibitor through long nozzle, molten steel flows out from sidewall pod apertures and end face pod apertures again, form the velocity of circulation field of a horizontal direction, effectively reduced the kinetic energy of molten steel in porch; Reduce the impact of molten steel to tundish cyclone-type turbulence inhibitor, prevent that molten steel from splashing; Reduce the consumption of tundish cyclone-type turbulence inhibitor, extended the service life of tundish; The stirring phenomenon, improve the casting quality of buffering Metal in Tundish liquid level.
Claims (7)
1. tundish cyclone-type turbulence inhibitor, comprise: body, on body, be provided with the uncovered inner chamber that makes progress, it is characterized in that: intracavity bottom is expanded and is formed the cavity that ring is logical to body surrounding sidewall, the body part formation that is positioned at the cavity top is corniced, on each side sidewall outside cavity, be provided with at least three sidewall pod apertures that connect sidewalls and favour sidewall, on the cornicing of each side, be provided with at least two perforations and cornice and favour the end face pod apertures of cornicing; The incline direction of all sidewall pod apertures is all identical, and the incline direction of all end face pod apertures is all identical, and makes the eddy flow that flows to a direction from the molten iron formation of flowing out sidewall pod apertures and end face pod apertures.
2. a kind of tundish cyclone-type turbulence inhibitor according to claim 1, it is characterized in that: described inner chamber is cuboid or cube inner chamber.
3. a kind of tundish cyclone-type turbulence inhibitor according to claim 1 and 2, it is characterized in that: the aperture of described sidewall pod apertures and end face pod apertures is 30mm～50mm, and the sidewall pod apertures inclination angle of its sidewall relatively is 15 °～45 °; End face pod apertures its inclination angle of cornicing relatively is 15 °～45 °.
4. a kind of tundish cyclone-type turbulence inhibitor according to claim 3, it is characterized in that: the quantity of the sidewall pod apertures on each sidewall is 3～7, the spacing between adjacent two sidewall pod apertures is 10mm～30mm.
5. a kind of tundish cyclone-type turbulence inhibitor according to claim 3 is characterized in that: the quantity of each end face pod apertures on cornicing is 2～4, and the spacing between adjacent two end face pod apertures is 10mm～30mm.
6. a kind of tundish cyclone-type turbulence inhibitor according to claim 4, it is characterized in that: the sidewall pod apertures inclination angle of its sidewall relatively is 20 °, aperture is 40mm, the quantity of the sidewall pod apertures on each sidewall is 5, and the spacing between adjacent two sidewall pod apertures is 20mm.
7. a kind of tundish cyclone-type turbulence inhibitor according to claim 5, it is characterized in that: the end face pod apertures is 20 ° in its inclination angle of cornicing relatively, aperture is 40mm, the quantity of each end face pod apertures on cornicing is 3, and the spacing between adjacent two end face pod apertures is 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320273547XU CN203292441U (en) | 2013-05-20 | 2013-05-20 | Tundish rotational-flow turbulence controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320273547XU CN203292441U (en) | 2013-05-20 | 2013-05-20 | Tundish rotational-flow turbulence controller |
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| Publication Number | Publication Date |
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| CN203292441U true CN203292441U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320273547XU Withdrawn - After Issue CN203292441U (en) | 2013-05-20 | 2013-05-20 | Tundish rotational-flow turbulence controller |
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| CN (1) | CN203292441U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273027A (en) * | 2013-05-20 | 2013-09-04 | 江苏永钢集团有限公司 | Tundish rotational flow type turbulence controller |
| CN104999044A (en) * | 2015-08-03 | 2015-10-28 | 武汉科技大学 | Flow stabilizing device for continuous casting mold |
-
2013
- 2013-05-20 CN CN201320273547XU patent/CN203292441U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273027A (en) * | 2013-05-20 | 2013-09-04 | 江苏永钢集团有限公司 | Tundish rotational flow type turbulence controller |
| CN103273027B (en) * | 2013-05-20 | 2015-08-12 | 江苏永钢集团有限公司 | A kind of Tundish rotational flow type turbulence controller |
| CN104999044A (en) * | 2015-08-03 | 2015-10-28 | 武汉科技大学 | Flow stabilizing device for continuous casting mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131120 Effective date of abandoning: 20150812 |
|
| RGAV | Abandon patent right to avoid regrant |