CN212864826U - High-stability magnesia carbon brick for iron-melting converter - Google Patents
High-stability magnesia carbon brick for iron-melting converter Download PDFInfo
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- CN212864826U CN212864826U CN201921864164.3U CN201921864164U CN212864826U CN 212864826 U CN212864826 U CN 212864826U CN 201921864164 U CN201921864164 U CN 201921864164U CN 212864826 U CN212864826 U CN 212864826U
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Abstract
The utility model discloses a high-stability magnesia carbon brick for an iron-melting converter, which comprises a brick body; the inner side and the outer side of the brick body are both arc-shaped structures; one side of the brick body is provided with a connecting lug, and the other side of the brick body is correspondingly provided with a connecting groove; the brick body consists of an outer layer brick and an inner layer brick; the outer layer bricks and the inner layer bricks are both of hollow structures, and reinforcing layers are filled between the outer layer bricks and the inner layer bricks and in the centers of the inner layer bricks; the utility model discloses structurally improve, adopt dual connection to through the setting of ectonexine and back up coat, make its in the operation of indisputable revolving furnace of melting, can improve the stability of production.
Description
Technical Field
The utility model relates to a high stability magnesia carbon brick for iron melting converter, it belongs to the refractory material field.
Background
Along with the continuous development of converter steelmaking technology, especially the multifunctionalization of converter, the requirement to refractory material quality is also increasing day by day, and the magnesia carbon brick is with high melting point alkaline oxide magnesium oxide and the high melting point carbon material that is difficult to be invaded and wet by the slag as the raw materials, adds various non-oxide additives to the composite refractory material of not burning charcoal that forms to combine with carbonaceous binder, and present magnesia carbon brick corrodes and erodees and leads to damaging and droing at present, need constantly to repair the change, leads to the unstability of converter work, so the utility model provides a high stability magnesia carbon brick for iron melting converter, structurally improved, adopted double connector to through the setting of inside and outside layer and back up coat, make it in the operation of iron melting rotary converter, can improve the stability of production.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the problems, the utility model provides a high-stability magnesia carbon brick for a cupola furnace.
(II) technical scheme
The utility model relates to a high-stability magnesia carbon brick for an iron melting converter, which comprises a brick body; the inner side and the outer side of the brick body are both arc-shaped structures; one side of the brick body is provided with a connecting lug, and the other side of the brick body is correspondingly provided with a connecting groove; the brick body consists of an outer layer brick and an inner layer brick; outer brick and inlayer brick all adopt cavity formula structure, just outer brick and inlayer brick between and inlayer brick center all pack and have the back up coat.
Further, the outer arcuate structure is longer than the inner arcuate structure.
Furthermore, the connecting lug is of a cross structure which is outwards protruded, and the middle part of the connecting lug is provided with an inwards sunken cross clamping groove.
Furthermore, the connecting groove is of an inwards-concave cross-shaped structure, and a cross-shaped clamping block corresponding to the clamping groove is arranged in the middle of the connecting groove.
Furthermore, the reinforcing layer is internally provided with silicon carbide micro powder which is combined with the inner layer brick and the outer layer brick through efficient additives.
(III) advantageous effects
Compared with the prior art, the utility model, it has following beneficial effect: the utility model relates to a high stability magnesia carbon brick for melting iron converter structurally improves, adopts dual connection to through the setting of ectonexine and back up coat, make its in the operation of melting iron rotary converter, can improve the stability of production.
Drawings
FIG. 1 is a schematic structural diagram of a high-stability magnesia carbon brick for an iron-melting converter.
1-brick body; 2-outer layer brick; 3-inner layer brick; 4-a reinforcing layer; 5-connecting the bumps; 6-card slot.
Detailed Description
The high-stability magnesia carbon brick for the iron melting converter comprises a brick body 1; the inner side and the outer side of the brick body 1 are both arc-shaped structures; one side of the brick body 1 is provided with a connecting lug 5, and the other side is correspondingly provided with a connecting groove; the brick body 1 consists of an outer layer brick 2 and an inner layer brick 3; the outer layer bricks 2 and the inner layer bricks 3 both adopt hollow structures, and reinforcing layers 4 are filled between the outer layer bricks 2 and the inner layer bricks 3 and in the centers of the inner layer bricks 3;
wherein the outer arcuate structure is longer than the inner arcuate structure; the connecting lug 5 is of a cross structure which is convex outwards, and the middle part of the connecting lug is provided with an inwards-concave cross clamping groove 6; the connecting groove is of an inwards-concave cross-shaped structure, and a cross-shaped fixture block corresponding to the clamping groove 6 is arranged in the middle of the connecting groove; the reinforcing layer 4 is provided with silicon carbide micro powder which is combined with the inner layer brick 3 and the outer layer brick 2 through high-efficiency additives.
The utility model discloses a high stability magnesia carbon brick for melting iron converter structurally improves, adopts dual connection to through the setting of ectonexine and back up coat, make its in the operation of melting iron rotary converter, can improve the stability of production.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (5)
1. The high-stability magnesia carbon brick for the iron melting converter is characterized in that: comprises a brick body (1); the inner side and the outer side of the brick body (1) are both arc-shaped structures; one side of the brick body (1) is provided with a connecting lug (5), and the other side is correspondingly provided with a connecting groove; the brick body (1) consists of an outer layer brick (2) and an inner layer brick (3); outer brick (2) and inlayer brick (3) all adopt cavity formula structure, just outer brick (2) and inlayer brick (3) between and inlayer brick (3) center all pack and have back up coat (4).
2. The high-stability magnesia carbon brick for the iron-melting converter according to claim 1, characterized in that: the outer arcuate structure is longer than the inner arcuate structure.
3. The high-stability magnesia carbon brick for the iron-melting converter according to claim 1, characterized in that: the connecting lug (5) is of a cross structure which is outwards protruded, and the middle part of the connecting lug is provided with an inwards sunken cross clamping groove (6).
4. The high-stability magnesia carbon brick for the iron-melting converter according to claim 3, wherein: the connecting groove is of an inwards-concave cross-shaped structure, and a cross-shaped clamping block corresponding to the clamping groove (6) is arranged in the middle of the connecting groove.
5. The high-stability magnesia carbon brick for the iron-melting converter according to claim 1, characterized in that: the reinforcing layer (4) is internally provided with silicon carbide micro powder which is combined with the inner layer brick (3) and the outer layer brick (2) through high-efficiency additives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921864164.3U CN212864826U (en) | 2019-10-31 | 2019-10-31 | High-stability magnesia carbon brick for iron-melting converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921864164.3U CN212864826U (en) | 2019-10-31 | 2019-10-31 | High-stability magnesia carbon brick for iron-melting converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212864826U true CN212864826U (en) | 2021-04-02 |
Family
ID=75185278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921864164.3U Active CN212864826U (en) | 2019-10-31 | 2019-10-31 | High-stability magnesia carbon brick for iron-melting converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212864826U (en) |
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2019
- 2019-10-31 CN CN201921864164.3U patent/CN212864826U/en active Active
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