CN219402294U

CN219402294U - VOD furnace brick ladle construction

Info

Publication number: CN219402294U
Application number: CN202223081622.0U
Authority: CN
Inventors: 李洪波; 李勇伟; 马四凯; 魏振国; 李维锋
Original assignee: Shanghai Xintaishan High Temperature Engineering Material Co ltd; Shanghai Lier Refractory Material Co ltd
Current assignee: Shanghai Xintaishan High Temperature Engineering Material Co ltd; Shanghai Lier Refractory Material Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-07-25
Anticipated expiration: 2032-11-21

Abstract

The utility model relates to the technical field of VOD steel ladles, in particular to a VOD furnace brick masonry steel ladle structure, which comprises a steel ladle tank body, wherein a ladle bottom permanent layer is arranged at the bottom of the inner side of the steel ladle tank body, a ladle bottom working layer is arranged at the top of the ladle bottom permanent layer, a nozzle brick is embedded at one end of the top of the ladle bottom working layer, and an air brick is embedded at one end of the top of the ladle bottom working layer, which is far away from the nozzle brick.

Description

VOD furnace brick ladle construction

Technical Field

The utility model relates to the technical field of VOD steel ladles, in particular to a VOD furnace brick ladle building structure.

Background

In VOD, also called vacuum oxygen decarburization, a ladle containing molten steel of a converter or an electric furnace is placed in a vacuum chamber, argon is blown from an air brick at the bottom of the ladle to stir, vacuum degassing is performed at the same time, oxygen decarburization is performed on the molten steel from the upper part, and ferroalloy is added.

Therefore, it is important to design a ladle construction for building the VOD furnace bricks to change the technical defects and improve the overall practicability.

Disclosure of Invention

The utility model aims to provide a VOD furnace brick ladle construction which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a VOD stove brick builds ladle structure, includes the ladle jar body, the inboard bottom of the ladle jar body is equipped with the ladle bottom permanent layer, the inboard of the ladle jar body is located the top of the ladle bottom permanent layer and is equipped with the ladle bottom operational layer, the top one end embedded mounting of ladle bottom operational layer has the mouth of a river brick, the top of the ladle bottom operational layer is kept away from the one end embedded mounting of mouth of a river brick has the air brick, the top of the ladle bottom operational layer is located and installs the ladle bottom impact block between mouth of a river brick and the air brick, the inside wall bottom of the ladle jar body is equipped with the ladle wall permanent layer, the inboard of the ladle jar body is located and is equipped with the ladle wall operational layer on the ladle wall permanent layer, the inboard of the ladle jar body is located the top of the ladle wall permanent layer and is equipped with the slag line operational layer on the slag line permanent layer, the inboard of the ladle jar body is located the top of slag line operational layer and is equipped with the mouth of a bag operational layer.

As a preferable scheme of the utility model, the nozzle brick is inlaid in the ladle bottom permanent layer and the ladle bottom working layer, and is communicated with the inner side and the bottom of the ladle tank body.

As a preferable scheme of the utility model, the air brick is inlaid in the permanent ladle bottom layer and the working ladle bottom layer, and is communicated with the inner side and the bottom of the ladle tank body.

As a preferable scheme of the utility model, the bottom-covered impact block is embedded in the bottom-covered working layer, and the bottom of the bottom-covered impact block is positioned at the top of the permanent layer of the bottom-covered layer.

As a preferable scheme of the utility model, the bottom-covered impact block is formed by combining two triangular seats in an integral mode.

As the preferable scheme of the utility model, the slag line working layer and the ladle opening working layer are formed by piling bricks.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the impact force of the VOD ladle when molten steel is injected can be dispersed and the service life of the impact block at the bottom of the ladle can be prolonged by the aid of the impact block at the bottom of the ladle, so that the problem that the impact block in the VOD ladle is worn quickly and is easy to crack when the impact block is a plane and is impacted by molten steel for a long time is effectively solved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the internal cross-sectional structure of the ladle tank body of the utility model;

FIG. 3 is an enlarged schematic view of the bottom impact block of the present utility model.

In the figure: 1. a ladle tank body; 2. a permanent layer of the bottom; 3. a nozzle brick; 4. an air brick; 5. a bottom-covered impact block; 6. a bottom-wrapping working layer; 7. a wall-wrapping permanent layer; 8. a slag line permanent layer; 9. a wall-wrapping working layer; 10. a slag line working layer; 11. and a wrapping work layer.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution:

the VOD furnace brick masonry ladle structure comprises a ladle tank body 1, wherein a ladle bottom permanent layer 2 is arranged at the bottom of the inner side of the ladle tank body 1, a ladle bottom working layer 6 is arranged at the top of the ladle bottom permanent layer 2, a water gap brick 3 is embedded at one end of the top of the ladle bottom working layer 6, an air brick 4 is embedded at one end, far away from the water gap brick 3, of the top of the ladle bottom working layer 6, a ladle bottom impact block 5 is arranged between the water gap brick 3 and the air brick 4, a ladle wall permanent layer 7 is arranged at the bottom of the inner side wall of the ladle tank body 1, a ladle wall working layer 9 is arranged on the ladle wall permanent layer 7 at the inner side of the ladle tank body 1, a slag line permanent layer 8 is arranged at the top of the ladle wall permanent layer 7, a slag line working layer 10 is arranged on the slag line permanent layer 8 at the inner side of the ladle tank body 1, and a ladle opening working layer 11 is arranged at the top of the slag line working layer 10 at the inner side of the ladle tank body 1;

the nozzle brick 3 is inlaid in the permanent layer 2 of ladle bottom and the interior of the working layer 6 of ladle bottom, the nozzle brick 3 is communicated with the inner side and the bottom of the ladle tank body 1, the air brick 4 is inlaid in the permanent layer 2 of ladle bottom and the interior of the working layer 6 of ladle bottom, the air brick 4 is communicated with the inner side and the bottom of the ladle tank body 1, the bottom impact block 5 is inlaid in the interior of the working layer 6 of ladle bottom, the bottom of the bottom impact block 5 is positioned at the top of the permanent layer 2 of ladle bottom, the two triangular seats integrated with the bottom impact block 5 are combined, a through gap is avoided, safety in the use process is improved, and the slag line working layer 10 and the opening working layer 11 are formed by piling bricks.

The working flow of the utility model is as follows: in the use of VOD ladle, when pouring into the inside of ladle jar body 1 with the molten steel, the molten steel can directly strike on ladle bottom impact block 5, and because ladle bottom impact block 5 is wavy and compare with the direct impact force that can be fine to the level ground form to effectively disperse this impact force, thereby effectively promote the life of ladle bottom impact block 5.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a VOD stove brick builds ladle structure, includes ladle jar body (1), its characterized in that: the ladle is characterized in that a ladle bottom permanent layer (2) is arranged at the bottom of the inner side of the ladle tank body (1), a ladle bottom working layer (6) is arranged at the top of the ladle bottom permanent layer (2), a water gap brick (3) is embedded at one end of the top of the ladle bottom working layer (6), an air brick (4) is embedded at one end, far away from the water gap brick (3), of the top of the ladle bottom working layer (6), a ladle bottom impact block (5) is arranged between the water gap brick (3) and the air brick (4), a ladle wall permanent layer (7) is arranged at the bottom of the inner side of the ladle tank body (1), a ladle wall working layer (9) is arranged on the ladle wall permanent layer (7), a slag line permanent layer (8) is arranged at the top of the inner side of the ladle tank body (1), a ladle slag line working layer (10) is arranged on the slag line permanent layer (8), and a ladle top of the ladle tank body (1) is provided with a slag line working layer (11).

2. The VOD bricked ladle structure according to claim 1, wherein: the nozzle brick (3) is inlaid in the permanent ladle bottom layer (2) and the working ladle bottom layer (6), and the nozzle brick (3) is communicated with the inner side and the bottom of the ladle tank body (1).

3. The VOD bricked ladle structure according to claim 1, wherein: the air brick (4) is inlaid in the permanent layer (2) of the ladle bottom and the working layer (6) of the ladle bottom, and the air brick (4) is communicated with the inner side and the bottom of the ladle tank body (1).

4. The VOD bricked ladle structure according to claim 1, wherein: the bottom impact block (5) is embedded in the bottom working layer (6), and the bottom of the bottom impact block (5) is positioned at the top of the bottom permanent layer (2).

5. The VOD bricked ladle structure according to claim 1, wherein: the bottom-covered impact block (5) is formed by combining two triangular seats which are integrated.

6. The VOD bricked ladle structure according to claim 1, wherein: the slag line working layer (10) and the ladle opening working layer (11) are formed by piling bricks.