CN210146973U - High-strength tundish slag blocking dam - Google Patents
High-strength tundish slag blocking dam Download PDFInfo
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- CN210146973U CN210146973U CN201920353845.7U CN201920353845U CN210146973U CN 210146973 U CN210146973 U CN 210146973U CN 201920353845 U CN201920353845 U CN 201920353845U CN 210146973 U CN210146973 U CN 210146973U
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Abstract
The utility model discloses a high-strength tundish slag blocking dam, which comprises a slag blocking dam main body, wherein the slag blocking dam main body is symmetrically provided with flow guide holes and penetrates through two sides of the slag blocking dam main body, the upper surface of the slag blocking dam main body is provided with a suspension mechanism, the suspension mechanism comprises an arc-shaped suspension ring, a reinforcing steel bar, a single-layer reinforcing mesh and an arc-shaped reinforcing steel bar, and the arc-shaped suspension ring is symmetrically installed and fixed on the upper surface of the slag blocking dam main body; the utility model discloses a surface coating of individual layer reinforcing bar net has magnesium aluminium matter refractory material, help increasing the erosion resistance of individual layer reinforcing bar net, increase the holistic intensity of slag dam main part through individual layer reinforcing bar net simultaneously, it is fragile too to have avoided the slag dam main part after the shaping, and improve the bearing capacity of arc rings through the inside arc reinforcing bar of arc rings, be convenient for slag dam main part hoist and mount, transportation and installation, and its slag dam main part crack obviously reduces and the quality promotes, the life of slag dam main part has been prolonged.
Description
Technical Field
The utility model belongs to the technical field of the middle package slag-stopping dam, concretely relates to middle package slag-stopping dam of high strength.
Background
In order to improve the flow field of molten steel in a continuous casting tundish, prolong the retention time of the molten steel in the tundish and promote floating removal of impurities in the molten steel, a flow control device is arranged in the continuous casting tundish, and generally a turbulence controller, a slag wall and a slag dam are combined for use so as to achieve a better flow control effect.
The problem that during preparation, hoisting, transportation and installation of an existing slag dam, when the slag dam is relatively heavy and hoisted, a lifting lug is prone to cracking, so that the slag dam can crack or be damaged, and material loss or efficiency reduction is caused is solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a middle package of high strength keeps off slag dam to propose current fender slag dam in preparation, hoist and mount, transportation and the installation among the solution above-mentioned background art, and the fracture appears easily in the lug when hoisting more heavily in the fender slag dam, lead to keeping off slag dam and can take place crackle or damage, lead to the problem of material loss or efficiency decline.
In order to achieve the above object, the utility model provides a following technical scheme: a high-strength tundish slag blocking dam comprises a slag blocking dam main body, wherein flow guide holes are symmetrically formed in the slag blocking dam main body and penetrate through two sides of the slag blocking dam main body, the upper surface of the slag blocking dam body is provided with a suspension mechanism which comprises an arc-shaped suspension ring, a reinforcing steel bar, a single-layer reinforcing mesh and an arc-shaped reinforcing steel bar, the arc-shaped hanging rings are symmetrically installed and fixed on the upper surface of the slag blocking dam body, arc-shaped steel bars are installed and fixed inside the arc-shaped hanging rings, the two ends of the arc-shaped reinforcing steel bar penetrate through the upper surface of the slag blocking dam body and are respectively fixed on the surfaces of the reinforcing steel bars, the reinforcing steel bars are symmetrically pre-buried and fixed in the slag blocking dam body and are respectively positioned at the lower sides of the arc-shaped hanging rings, the single-layer reinforcing mesh is fixed in the slag blocking dam body in an embedded mode, the outer surface of the single-layer reinforcing mesh is coated with a magnesium-aluminum refractory material, and a protection mechanism is arranged at the bottom of the surface of the slag blocking dam body.
Preferably, the protection machanism includes that the downthehole nestification of water conservancy diversion is protruding with the location, the downthehole nestification symmetry of water conservancy diversion is pre-buried fixes in the retaining dam main part and wraps up in respectively and cover the surface in the water conservancy diversion hole, the equidistant symmetry installation of location arch is fixed on the surface of retaining dam main part, and is a plurality of the protruding vertical direction of location is not located same straight line.
Preferably, a semicircular bulge is arranged on the upper surface of the positioning bulge.
Preferably, assembling parts are arranged on two sides of the slag blocking dam body.
Preferably, the inside of the inner nesting of the diversion hole is filled with a magnesium-aluminum refractory material treated at high temperature.
Preferably, the outer surface of the arc-shaped hanging ring is provided with an anti-skid protrusion.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a surface coating of individual layer reinforcing bar net has magnesium aluminium matter refractory material, help increasing the erosion resistance of individual layer reinforcing bar net, increase the holistic intensity of slag dam main part through individual layer reinforcing bar net simultaneously, it is fragile too to have avoided the slag dam main part after the shaping, and improve the bearing capacity of arc rings through the inside arc reinforcing bar of arc rings, be convenient for slag dam main part hoist and mount, transportation and installation, and its slag dam main part crack obviously reduces and the quality promotes, the life of slag dam main part has been prolonged.
(2) The utility model discloses a protruding vertical direction in a plurality of location does not lie in same straight line, the workman of being convenient for observes the bellied position in location, make things convenient for the operating personnel can be according to the protruding condition that shows out in this location, the opportunity of the effectual instruction molten steel pouring of being convenient for stop, both guarantee the maximum availability of molten steel, reduce the production of unnecessary inferior steel again, and through the erosion resistance of water conservancy diversion downthehole nested, help keeping the shape in water conservancy diversion hole, reduce the change in molten steel flow field, molten steel temperature distribution and molten steel impurity separation remain stable in the middle package of assurance.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the front sectional structure of the main body of the slag dam of the present invention;
fig. 3 is an enlarged schematic structural view of the area a in fig. 2 according to the present invention;
FIG. 4 is a schematic side view of a cross-sectional structure of the main body of the slag dam of the present invention;
in the figure: 1. an arc-shaped hanging ring; 2. a main body of a slag dam; 3. a flow guide hole; 4. nesting the diversion holes; 5. positioning the projection; 6. reinforcing steel bars; 7. a single layer of reinforcing mesh; 8. and (4) arc-shaped reinforcing steel bars.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a high-strength tundish slag blocking dam comprises a slag blocking dam body 2, wherein flow guide holes 3 are symmetrically formed in the slag blocking dam body 2 and penetrate through two sides of the slag blocking dam body 2, a suspension mechanism is arranged on the upper surface of the slag blocking dam body 2 and comprises an arc-shaped hanging ring 1, reinforcing steel bars 6, a single-layer reinforcing mesh 7 and arc-shaped reinforcing steel bars 8, the arc-shaped hanging ring 1 is symmetrically installed and fixed on the upper surface of the slag blocking dam body 2, the arc-shaped reinforcing steel bars 8 are installed and fixed inside the arc-shaped hanging ring 1, two ends of the arc-shaped reinforcing steel bars 8 penetrate through the upper surface of the slag blocking dam body 2 and are respectively fixed on the surfaces of the reinforcing steel bars 6, the reinforcing steel bars 6 are symmetrically embedded and fixed inside the slag blocking dam body 2 and are respectively positioned on the lower side of the arc-shaped hanging ring 1, the single-layer reinforcing mesh 7 is embedded and fixed inside the slag blocking dam body 2, the outer surface of the single-, simultaneously through the holistic intensity of individual layer reinforcing bar net 7 increase slag dam main part 2, avoided slag dam main part 2 too fragile after the shaping, and improve arc rings 1's bearing capacity through arc reinforcing bar 8 of arc rings 1 inside, the hoisting of slag dam main part 2 of being convenient for, transportation and installation, and its slag dam main part 2 cracks obviously reduce and the quality promotes, the life of slag dam main part 2 has been prolonged, the surperficial bottom of slag dam main part 2 is provided with protection machanism.
In the embodiment, preferably, the protection mechanism comprises a diversion hole inner nest 4 and positioning protrusions 5, the diversion hole inner nest 4 is symmetrically pre-buried and fixed inside the slag dam body 2 and is respectively wrapped on the outer surface of the diversion hole 3, the positioning protrusions 5 are symmetrically installed and fixed on the surface of the slag dam body 2 at equal intervals, the plurality of positioning protrusions 5 are not vertically positioned on the same straight line, so that workers can observe the positions of the positioning protrusions 5 conveniently, and operators can conveniently observe the exposed conditions of the positioning protrusions 5, is convenient for effectively indicating the time for stopping the pouring of the molten steel, not only ensures the maximum utilization degree of the molten steel, but also reduces the production of unnecessary defective steel, and the erosion resistance of the nesting 4 in the diversion hole is beneficial to keeping the shape of the diversion hole 3, reducing the change of a molten steel flow field and ensuring that the molten steel temperature distribution and the molten steel impurity separation in the tundish are kept stable.
In this embodiment, preferably, the upper surface of the positioning protrusion 5 is provided with a semicircular protrusion, so that a worker can clearly observe the position of the positioning protrusion 5.
In this embodiment, preferably, assembly parts are disposed on two sides of the main body 2 of the slag blocking dam, so that the main body 2 of the slag blocking dam can be conveniently installed and fixed inside the tundish.
In this embodiment, preferably, the inside of the flow guide hole inner nest 4 is filled with a magnesium-aluminum refractory material treated at a high temperature, which helps to increase the durability and the service life of the flow guide hole inner nest 4.
In this embodiment, preferably, the outer surface of the arc-shaped hanging ring 1 is provided with an anti-slip bulge, so that the stability of the hook or the rope on the outer surface of the arc-shaped hanging ring 1 is increased, and the slag dam main body 2 can be lifted and carried conveniently.
The utility model discloses a theory of operation and use flow: the utility model discloses a when using, earlier pass through welded fastening at the surface of reinforcing bar 6 to the both ends of arc reinforcing bar 8, fix the inside at slag dam main part 2 to individual layer reinforcing bar 7 and reinforcing bar 6 pre-buried afterwards, then hang up transport and installation through arc rings 1 behind the 2 shaping of slag dam main part, can use slag dam main part 2 after the installation, the molten steel is blockked and flows through water conservancy diversion hole 3 by slag dam main part 2, and through the erosion resistance of water conservancy diversion downthehole nestification 4, keep the position of water conservancy diversion hole 3 shape and through observing the protruding 5's of location exposure, in time instruct the opportunity that the molten steel pouring stops.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a middle package of high strength keeps off slag dam, includes the slag dam main part (2) the inside symmetry of slag dam main part (2) has seted up water conservancy diversion hole (3) and has run through the both sides of slag dam main part (2), its characterized in that: the upper surface of the slag blocking dam main body (2) is provided with a suspension mechanism which comprises an arc-shaped suspension ring (1), a reinforcing steel bar (6), a single-layer reinforcing mesh (7) and an arc-shaped reinforcing steel bar (8), the arc-shaped hoisting rings (1) are symmetrically installed and fixed on the upper surface of the slag blocking dam body (2), the arc-shaped hoisting ring (1) is internally provided with and fixed with an arc-shaped steel bar (8), two ends of the arc-shaped steel bar (8) penetrate through the upper surface of the slag dam main body (2) and are respectively fixed on the surfaces of the steel bars (6), the reinforcing steel bars (6) are symmetrically pre-buried and fixed in the slag dam body (2) and are respectively positioned at the lower sides of the arc-shaped hanging rings (1), the single-layer reinforcing mesh (7) is pre-buried and fixed in the slag blocking dam body (2), the outer surface of the single-layer reinforcing mesh (7) is coated with a magnesium-aluminum refractory material, and the bottom of the surface of the slag blocking dam body (2) is provided with a protection mechanism.
2. A high strength tundish slag dam according to claim 1, wherein: protection machanism includes water conservancy diversion downthehole nestification (4) and location arch (5), the downthehole nestification of water conservancy diversion (4) symmetry is pre-buried fixes in the inside of pushing off the slag dam main part (2) and wraps up in respectively and cover the surface at water conservancy diversion hole (3), the equidistant symmetrical installation of location arch (5) is fixed on the surface of pushing off the slag dam main part (2), and is a plurality of the protruding (5) vertical direction in location is not located same straight line.
3. A high strength tundish slag dam according to claim 2, wherein: the upper surface of the positioning bulge (5) is provided with a semicircular bulge.
4. A high strength tundish slag dam according to claim 1, wherein: assembling parts are arranged on two sides of the slag blocking dam body (2).
5. A high strength tundish slag dam according to claim 2, wherein: the inside of the inner nesting (4) of the diversion hole is filled with a magnesium-aluminum refractory material which is processed at high temperature.
6. A high strength tundish slag dam according to claim 1, wherein: the outer surface of the arc-shaped hanging ring (1) is provided with an anti-skid bulge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353845.7U CN210146973U (en) | 2019-03-20 | 2019-03-20 | High-strength tundish slag blocking dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920353845.7U CN210146973U (en) | 2019-03-20 | 2019-03-20 | High-strength tundish slag blocking dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210146973U true CN210146973U (en) | 2020-03-17 |
Family
ID=69753917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920353845.7U Expired - Fee Related CN210146973U (en) | 2019-03-20 | 2019-03-20 | High-strength tundish slag blocking dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210146973U (en) |
-
2019
- 2019-03-20 CN CN201920353845.7U patent/CN210146973U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200317 |
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| CF01 | Termination of patent right due to non-payment of annual fee |