CN211489605U - Tundish impact area combined prefabricated part and tundish impact area - Google Patents
Tundish impact area combined prefabricated part and tundish impact area Download PDFInfo
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- CN211489605U CN211489605U CN201921942045.5U CN201921942045U CN211489605U CN 211489605 U CN211489605 U CN 211489605U CN 201921942045 U CN201921942045 U CN 201921942045U CN 211489605 U CN211489605 U CN 211489605U
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- bottom plate
- buffering
- baffle
- tundish impact
- carbon brick
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Abstract
The utility model discloses a middle package strikes regional combination prefab and middle package and strikes district, including integrated into one piece's magnesia carbon brick, bottom plate portion, baffle portion and buffering portion, bottom plate portion, an upper end open-ended cushion chamber is constituteed to baffle portion and buffering portion, magnesia carbon brick is located the recess of bottom plate portion, the up end of buffering portion is equipped with the buffering recess, the height that highly is greater than baffle portion of buffering portion, through with bottom plate portion, baffle portion and buffering portion constitute integrated into one piece's cushion chamber, the phenomenon that the steel was oozed in combination position gap has been reduced, the intensity of labour who has alleviateed the site operation, the life in middle package impact area has been improved.
Description
Technical Field
The utility model relates to a continuous casting field especially relates to a middle package strikes regional combination prefab and middle package and strikes district.
Background
Continuous casting is an important link of steelmaking production, and is the basis and guarantee for realizing efficient and low-cost production of the whole steelmaking system. The tundish is used as an important container for receiving molten steel, shunting the molten steel, promoting impurities in the molten steel to float upwards and the like in the continuous casting production process, the requirement on the long-service-life safe and stable production of the tundish in the continuous casting production process is higher and higher, and the importance of a tundish impact area as a key part for limiting the whole service life of the tundish is self-evident.
The currently common tundish impact area combination forms are as follows: dry material, an impact plate and a slag wall; dry material, a current stabilizer and a slag wall; dry material, an impact plate, a current stabilizer and a slag wall; dry material, an impact plate, a current stabilizer, a split guard plate and a slag stopping wall. The 4 forms have the defects of high labor intensity in site construction, short online service life, easy steel infiltration of gaps of combined parts and the like, and further prolong the whole service life of the tundish is severely restricted.
Therefore, a tundish which reduces the labor intensity and prolongs the service life is urgently needed in the market.
Disclosure of Invention
The utility model aims at providing a middle package strikes regional combination prefab and middle package and strikes district to solve the problem that above-mentioned prior art exists, can alleviate intensity of labour, improve the life of middle package.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a middle package strikes regional combination prefab and middle package and strikes district, including integrated into one piece's magnesia carbon brick, bottom plate portion, baffle portion and buffering portion, the bottom plate portion set up in the baffle portion with the bottom of buffering portion, the bottom plate portion the baffle portion with an upper end open-ended cushion chamber is constituteed to the buffering portion, the outer bottom surface of bottom plate portion is equipped with a recess, the magnesia carbon brick is located in the recess of bottom plate portion, the bottom surface of magnesia carbon brick with the outer bottom surface parallel and level of bottom plate portion, the up end of buffering portion is equipped with the buffering recess, highly being greater than of buffering portion the height of baffle portion.
Preferably, the buffer part comprises a middle part and two side parts, the two side parts are positioned at two sides of the middle part, the two side parts are symmetrically arranged, and the height of the middle part is the same as that of the two side parts.
Preferably, the side parts are arc-shaped plates, and the baffle parts are tangent to the arc-shaped edges of the two side parts.
Preferably, the dimension specification of the magnesia carbon brick is 500mm multiplied by 100 mm.
Preferably, the bottom plate portion, the baffle portion, the middle portion and the two side portions are all made of high-temperature resistant materials.
Preferably, the buffer groove is an arc-shaped groove.
The utility model also provides a middle package strikes district, including dry-type material working layer and above the middle package strike district combination prefab, dry-type material working layer is located the bottom plate portion intermediate part and two the outside of lateral part.
The utility model discloses following beneficial technological effect has been gained for prior art:
the utility model provides a middle package strikes district combination prefab and middle package and strikes district, including integrated into one piece's magnesia carbon brick, bottom plate portion, baffle portion and buffering portion, bottom plate portion, an upper end open-ended cushion chamber is constituteed to baffle portion and buffering portion, magnesia carbon brick is located bottom plate portion's recess, the up end of buffering portion is equipped with the buffering recess, the height that highly is greater than baffle portion of buffering portion, through with bottom plate portion, baffle portion and buffering portion constitute integrated into one piece's cushion chamber, the phenomenon that the steel was oozed in combination position gap has been reduced, the intensity of labour of site operation has been alleviateed, the life of middle package impact area has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of a tundish impact zone composite preform provided by the present invention;
FIG. 2 is a top plan view of the tundish impact zone preform of FIG. 1;
FIG. 3 is a left cross-sectional view of the tundish impact zone preform assembly of FIG. 1;
in the figure: 1-middle part, 2-side part, 3-baffle part, 4-arc groove, 5-magnesia carbon brick, 6-bottom plate part and 7-buffer part.
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.
The utility model aims at providing a middle package strikes regional combination prefab and middle package and strikes district to solve the problem that prior art exists.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Example one
The utility model provides a tundish impact area combination prefab, as shown in figure 2, including integrated into one piece's magnesia carbon brick 5, bottom plate portion 6, baffle portion 3 and buffering portion 7, bottom plate portion 6 sets up in the bottom of baffle portion 3 and buffering portion 7, bottom plate portion 6, an upper end open-ended cushion chamber is constituteed to baffle portion 3 and buffering portion 7, the outer bottom surface of bottom plate portion 6 is equipped with a recess, magnesia carbon brick 5 is located the recess of bottom plate portion 6, as shown in figure 3, the bottom surface of magnesia carbon brick 5 and the outer bottom surface parallel and level of bottom plate portion, the up end of buffering portion 7 is equipped with the buffering recess, highly being greater than the height of baffle portion 3 of buffering portion 7.
The utility model provides a middle package strikes district combination prefab and middle package and strikes district, in concrete application process, through set up magnesia carbon brick 5 in the recess of bottom plate portion 6, the shock resistance of bottom plate portion 6 has been improved, the bottom to middle package striking district combination prefab has played the guard action, through with bottom plate portion 6, baffle portion 3 and buffer portion 7 constitute integrated into one piece's buffer zone, the prefab that carries out the aggregate erection with current monolithic mould compares, the phenomenon that the steel was oozed in combination position gap has been reduced, owing to saved the loaded down with trivial details work progress of the on-the-spot equipment of components of a whole that can function independently prefab in the past, the intensity of labour of site operation has been alleviateed. The buffer zone integrally formed in the device has an inhibiting effect on splashing everywhere of molten steel, the molten steel overflows from the baffle part 3 after being filled in the buffer zone, the flowing of the molten steel is more smooth, splashing everywhere is avoided, the molten steel is stably injected, the service life of the tundish impact zone is prolonged, and the upper end face of the buffer part 7 is provided with the buffer groove to play a role in facilitating slag discharge.
In the embodiment, the buffer part 7 comprises a middle part 1 and two side parts 2, the two side parts 2 are positioned at two sides of the middle part 1, the two side parts 2 are symmetrically arranged, and the middle part 1 and the two side parts 2 have the same height, so that the adhesion with a dry material working layer of the tundish is ensured, and molten steel is prevented from splashing everywhere.
In this embodiment, the side portions 2 are arc-shaped plates for fitting with the dry material working layer of the tundish, and the baffle portion 3 is tangent to the arc-shaped edges of the two side portions 2.
In this embodiment, the magnesia carbon bricks 5 have a size of 500mm × 500mm × 100mm in order to protect the bottom plate portion 6 from impact.
In this embodiment, the bottom plate 6, the baffle plate 3, the middle portion 1 and the two side portions 2 are made of high temperature resistant materials in order to ensure that the combined preform in the impact zone of the tundish can withstand the high temperature of the molten steel.
In the present embodiment, in order to achieve smooth slag discharge, the buffer groove is an arc-shaped groove 4, as shown in fig. 1.
Example two
This embodiment provides a tundish impact zone comprising a dry work layer and the tundish impact zone fabricated part of the first embodiment, wherein the dry work layer is located outside the bottom plate 6, the middle portion 1 and the two side portions 2, and the bottom plate 6, the middle portion 1 and the two side portions 2 need to be attached to the dry work layer during on-site construction.
The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.
Claims (6)
1. A tundish impact zone composite preform is characterized in that: the magnesium carbon brick comprises an integrally formed magnesium carbon brick, a bottom plate part, a baffle part and a buffering part, wherein the bottom plate part is arranged at the bottoms of the baffle part and the buffering part, the bottom plate part, the baffle part and the buffering part form a buffering cavity with an upper end opened, a groove is formed in the outer bottom surface of the bottom plate part, the magnesium carbon brick is positioned in the groove of the bottom plate part, the bottom surface of the magnesium carbon brick is flush with the outer bottom surface of the bottom plate part, a buffering groove is formed in the upper end surface of the buffering part, and the height of the buffering part is greater than that of the baffle part;
the buffer part comprises a middle part and two side parts, the two side parts are positioned at two sides of the middle part, the two side parts are symmetrically arranged, and the middle part and the two side parts are the same in height.
2. A tundish impact plate preform according to claim 1, wherein: the lateral parts are arc-shaped plates, and the baffle parts are tangent to the arc-shaped edges of the two lateral parts.
3. A tundish impact plate preform according to claim 1, wherein: the dimension specification of the magnesia carbon brick is 500mm multiplied by 100 mm.
4. A tundish impact plate preform according to claim 1, wherein: the bottom plate portion, the baffle portion, the middle portion and the two side portions are all made of high-temperature-resistant materials.
5. A tundish impact plate preform according to claim 1, wherein: the buffer groove is an arc-shaped groove.
6. A tundish impact zone comprising a dry charge working layer and the tundish impact zone composite preform of any one of claims 1 to 5, the dry charge working layer being located outside the floor portion, the middle portion and both side portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921942045.5U CN211489605U (en) | 2019-11-12 | 2019-11-12 | Tundish impact area combined prefabricated part and tundish impact area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921942045.5U CN211489605U (en) | 2019-11-12 | 2019-11-12 | Tundish impact area combined prefabricated part and tundish impact area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211489605U true CN211489605U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921942045.5U Active CN211489605U (en) | 2019-11-12 | 2019-11-12 | Tundish impact area combined prefabricated part and tundish impact area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211489605U (en) |
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2019
- 2019-11-12 CN CN201921942045.5U patent/CN211489605U/en active Active
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