CN218873720U

CN218873720U - Ladle device suitable for molten steel is stored and is transported

Info

Publication number: CN218873720U
Application number: CN202223580181.9U
Authority: CN
Inventors: 刘军; 黄艳辉
Original assignee: Suzhou Yiteng Measurement And Control Technology Co ltd
Current assignee: Suzhou Yiteng Measurement And Control Technology Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-04-18
Anticipated expiration: 2032-12-31

Abstract

The utility model discloses a ladle device suitable for molten steel is stored and is transported, include: the ladle comprises a ladle body and a water gap assembly arranged at the bottom of the ladle body; the ladle body includes: the steel ladle body comprises a tank shell, wherein a working layer, a permanent layer, a heat insulation layer and the tank shell are sequentially arranged on a working wall layer of the steel ladle body from inside to outside; the bottom of the ladle body is provided with a gas permeable brick which is arranged beside the nozzle component; an upper nozzle and a lower nozzle are arranged at the position of the ladle body where the nozzle component is arranged; the nozzle assembly includes: the pouring pipeline, the pressing block and the flow unit; the flow-through cell comprises: the device comprises a wrench, a rotating shaft matched and connected with the wrench, and a circulating plate arranged at one end of the wrench; the steel ladle lining is arranged to consist of a heat-insulating layer, a permanent layer and a working layer, and the heat-insulating layer is tightly attached to the tank shell to mainly reduce heat loss; the permanent layer prevents the steel ladle from burning through accidents; meanwhile, the key repair is carried out on the seriously corroded part, so that the production cost can be reduced.

Description

Ladle device suitable for molten steel is stored and is transported

Technical Field

The utility model relates to a ladle device technical field especially relates to a ladle device suitable for molten steel is stored and is transported.

Background

The ladle is an intermediate container for connecting a steelmaking link and a pouring link, and also plays a very key role of a secondary refining furnace; as a container for receiving molten steel of a steel furnace, a ladle is in direct contact with the molten steel for a long time, which has important influence on the temperature of the molten steel in a section from the steel furnace to a continuous casting section and also directly influences the production process of the steel furnace, refining and continuous casting; in the manufacturing process of the ladle, the ladle edge brick at the ladle opening position is usually in an MK brick shape, the periphery of the brick shape is not shielded when the ladle edge material is poured on the upper part of the brick shape, and the ladle working layer at the ladle bottom is generally poured by the ladle working layer pouring material and is easy to fall off in the ladle turning process.

In order to solve the problems, the application number 202020072780.1 provides a ladle edge brick and a ladle, wherein the ladle edge brick is of an L-shaped structure, the ladle comprises a steel shell, a ladle permanent layer, a ladle bottom brick, a ladle wall brick, the ladle edge brick and a ladle pressing ring, the ladle bottom brick is vertically laid at the ladle bottom, the ladle bottom brick at the edge of the ladle bottom is in contact with the ladle wall brick at the lower side of the ladle, the ladle wall brick is transversely laid at the inner side of the ladle permanent layer, the ladle edge brick is laid on the uppermost ladle wall brick, the gap of the ladle edge brick faces the ladle permanent layer, a ladle edge material is poured in a space formed by the gap of the ladle edge brick and the ladle permanent layer, and the ladle pressing ring is welded on the steel shell and arranged above the ladle permanent layer, the ladle edge material and the ladle edge brick; the ladle edge material is conveniently poured, and the bottom ladle working layer is combined and fastened with the ladle wall, so that the ladle edge material cannot fall off.

Although the problem of falling off is solved to a certain extent, the temperature of molten steel is easy to lose heat in the pouring operation process, and the inner lining of the steel ladle is corroded, so that the service life of the steel ladle is shortened, the content of inclusions in the molten steel is increased, and the manufacturing cost is increased.

Therefore, there is a need for an improved ladle apparatus for molten steel storage and transfer in the related art to solve the above problems.

Disclosure of Invention

The utility model overcomes prior art's is not enough, provides a ladle device suitable for molten steel is stored and is transported.

In order to achieve the purpose, the utility model adopts the technical proposal that: a ladle device suitable for molten steel storage and transfer, comprising: the ladle body, and install the mouth of a river subassembly in ladle body bottom.

The ladle body includes: the tank shell is provided with a heat insulation layer, a permanent layer and a working layer which are arranged on the surface of the inner wall of the tank shell; the bottom of the ladle body is provided with a gas permeable brick, and the gas permeable brick is arranged beside the nozzle assembly; an upper water gap and a lower water gap are formed in the position where the water gap component is installed on the ladle body; the water gap assembly is installed inside the upper water gap and the lower water gap in a matched mode.

The nozzle assembly comprises: the device comprises a pouring pipeline, a pressing block arranged beside the pouring pipeline and a flow unit arranged in the pouring pipeline; the flow-through cell comprises: the wrench comprises a wrench, a rotating shaft connected with the wrench in a matching way, and a flow plate arranged at one end of the wrench.

In a preferred embodiment of the present invention, the steel ladle body working wall layer is formed by sequentially forming the working layer, the permanent layer, the heat insulation layer and the tank shell from inside to outside.

In a preferred embodiment of the present invention, the thickness of the wall covering plate and the bottom covering plate of the can shell is 14mm-30mm and 24mm-40mm, respectively.

In a preferred embodiment of the utility model, the heat-insulating layer is tightly attached to the tank shell, and the thickness of the heat-insulating layer is 8mm-15mm; the thickness of the permanent layer is 50mm-100mm.

In a preferred embodiment of the present invention, the wrench is installed in cooperation with the rotating shaft; the spanner is the bent knife type, conveniently holds and regulates and control circulation speed.

In a preferred embodiment of the present invention, one end of the wrench near the pouring pipe is connected to the flow plate; the flow plate is installed in the pouring pipeline in a matching mode.

In a preferred embodiment of the present invention, the pouring pipe is connected to the drain port; the pressing block is fixedly installed at the bottom of the ladle body, and the pouring pipeline is wrapped by the pressing block.

The utility model provides a defect that exists among the background art, the utility model discloses possess following beneficial effect:

(1) The utility model provides a ladle device suitable for molten steel storage and transportation, which adopts a ladle body and a nozzle component arranged at the bottom of the ladle body to store and transport molten steel, and is provided with a ladle lining consisting of a heat preservation layer, a permanent layer and a working layer, wherein the heat preservation layer is tightly attached to a tank shell and mainly plays the role of reducing heat loss; the permanent layer is mainly used for preventing the burning-through accident of the steel ladle; meanwhile, the key repair is carried out on the seriously corroded part, so that the production cost can be reduced; the steel leakage accident of the ladle is effectively avoided, and the cost of manpower and material resources is reduced; ensures the safe and stable operation of production.

Drawings

The present invention will be further explained with reference to the drawings and examples;

fig. 1 is a front view of a ladle device according to a preferred embodiment of the present invention;

fig. 2 is a block diagram of a nozzle assembly of a preferred embodiment of the present invention;

in the figure: 1. a ladle body; 11. a can shell; 12. a heat-insulating layer; 13. a permanent layer; 14. a working layer; 2. air brick; 3. a nozzle assembly; 31. a compression block; 32. a wrench; 33. a rotating shaft; 34. pouring a pipeline; 35. a flow-through plate; 4. a water feeding port; 5. a water outlet.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.

As shown in fig. 1, a ladle apparatus adapted for molten steel storage and transfer includes: the ladle comprises a ladle body 1 and a nozzle assembly 3 arranged at the bottom of the ladle body 1; the ladle body 1 includes: the tank shell 11 is provided with an insulating layer 12, a permanent layer 13 and a working layer 14 which are arranged on the inner wall surface of the tank shell 11; the bottom of the ladle body 1 is provided with a gas permeable brick 2, and the gas permeable brick 2 is arranged beside the nozzle component 3; an upper nozzle 4 and a lower nozzle 5 are arranged at the position of the ladle body 1 where the nozzle component 3 is arranged; the nozzle assembly 3 fits inside the upper nozzle 4 and the lower nozzle 5.

The working wall layer of the ladle body 1 comprises a working layer 14, a permanent layer 13, a heat-insulating layer 12 and a tank shell 11 from inside to outside in sequence; the thickness of the ladle wall and the ladle bottom steel plate of the tank shell 11 are respectively 14mm-30mm and 24mm-40mm; the heat-insulating layer 12 is tightly attached to the tank shell 11, and the thickness of the heat-insulating layer 12 is 8mm-15mm; the thickness of the permanent layer 13 is 50mm-100mm; the ladle body 1 and the nozzle assembly 3 arranged at the bottom of the ladle body 1 are adopted to store and transfer molten steel, a ladle lining is arranged to be composed of a heat-insulating layer 12, a permanent layer 13 and a working layer 14, and the heat-insulating layer 12 is tightly attached to the tank shell 11 and mainly used for reducing heat loss; the permanent layer 13 is mainly used for preventing the burning-through accident of the ladle; meanwhile, the key repair is carried out on the seriously corroded part, so that the production cost can be reduced.

As shown in fig. 2, the nozzle assembly 3 includes: the pouring pipeline 34, the pressing block 31 arranged beside the pouring pipeline 34 and the flow unit arranged in the pouring pipeline 34; the flow cell includes: a wrench 32, a rotating shaft 33 connected with the wrench 32 in a matching way, and a flow plate 35 arranged at one end of the wrench 32; the wrench 32 is matched with the rotating shaft 33; the wrench 32 is a curved knife type, which is convenient to hold to regulate and control the circulation speed.

One end of the wrench 32 close to the pouring pipe 34 is connected with a flow plate 35; the flow plate 35 is arranged in the pouring pipeline 34 in a matching way; the pouring pipeline 34 is connected with the lower water gap 5 in a matching way; the compaction block 31 is fixedly arranged at the bottom of the ladle body 1, and the compaction block 31 wraps the pouring pipeline 34.

When the continuous casting device is used, molten steel is discharged from the primary furnace to secondary refining and then to the completion of continuous casting, and the whole process is carried out in a steel ladle; molten steel is poured into the ladle body 1, the ladle lining is composed of a heat-insulating layer 12, a permanent layer 13 and a working layer 14, and the heat-insulating layer 12 is tightly attached to the tank shell 11 and mainly used for reducing heat loss; the permanent layer 13 is mainly used for preventing the burning-through accident of the steel ladle; meanwhile, the key repair is carried out on the seriously corroded part, so that the production cost can be reduced; the steel leakage accident of the ladle is effectively avoided, and the cost of manpower and material resources is reduced; ensures the safe and stable operation of production.

In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A ladle apparatus adapted for molten steel storage transfer, comprising: a ladle body and a nozzle component arranged at the bottom of the ladle body, which is characterized in that,

the ladle body includes: the tank shell is provided with a heat insulation layer, a permanent layer and a working layer which are arranged on the surface of the inner wall of the tank shell; the bottom of the ladle body is provided with a gas permeable brick, and the gas permeable brick is arranged beside the nozzle assembly; an upper water gap and a lower water gap are formed in the position where the water gap component is installed on the ladle body; the water gap assembly is arranged inside the upper water gap and the lower water gap in a matching way;

the nozzle assembly comprises: the device comprises a pouring pipeline, a pressing block arranged beside the pouring pipeline and a flow unit arranged in the pouring pipeline; the flow cell includes: the wrench comprises a wrench, a rotating shaft connected with the wrench in a matching way, and a flow plate arranged at one end of the wrench.

2. The ladle device suitable for molten steel storage and transfer according to claim 1, wherein: the steel ladle body working wall layer comprises the working layer, the permanent layer, the heat insulation layer and the tank shell from inside to outside in sequence.

3. The ladle device suitable for molten steel storage and transfer according to claim 1, wherein: the thickness of the ladle wall and the ladle bottom steel plate of the tank shell is 14mm-30mm and 24mm-40mm respectively.

4. The ladle device suitable for molten steel storage and transfer as claimed in claim 1, wherein: the heat-insulating layer is tightly attached to the tank shell, and the thickness of the heat-insulating layer is 8-15 mm; the thickness of the permanent layer is 50mm-100mm.

5. The ladle device suitable for molten steel storage and transfer as claimed in claim 1, wherein: the wrench is matched with the rotating shaft; the spanner is the bent knife type, conveniently holds and regulates and control circulation speed.

6. The ladle device suitable for molten steel storage and transfer according to claim 1, wherein: one end of the wrench, which is close to the pouring pipeline, is connected with the flow plate; the flow plate is installed in the pouring pipeline in a matching mode.

7. The ladle device suitable for molten steel storage and transfer as claimed in claim 1, wherein: the pouring pipeline is connected with the water outlet in a matching way; the pressing block is fixedly installed at the bottom of the ladle body, and the pouring pipeline is wrapped by the pressing block.