CN221087253U - Embedded sealing type continuous casting water-cooling tundish cover - Google Patents
Embedded sealing type continuous casting water-cooling tundish cover Download PDFInfo
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- CN221087253U CN221087253U CN202323085514.5U CN202323085514U CN221087253U CN 221087253 U CN221087253 U CN 221087253U CN 202323085514 U CN202323085514 U CN 202323085514U CN 221087253 U CN221087253 U CN 221087253U
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- cooling
- water
- ladle cover
- embedded
- cover
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- 238000001816 cooling Methods 0.000 title claims abstract description 55
- 238000009749 continuous casting Methods 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000498 cooling water Substances 0.000 claims abstract description 18
- 229920000742 Cotton Polymers 0.000 claims abstract description 15
- 239000000835 fiber Substances 0.000 claims abstract description 15
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 8
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005266 casting Methods 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 241000270295 Serpentes Species 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Mold Materials And Core Materials (AREA)
Abstract
The utility model relates to an embedded sealing type continuous casting water-cooling middle ladle cover, which comprises a middle ladle cover, a water-cooling baffle plate and a zirconium-containing fiber cotton bonding layer, wherein the water-cooling baffle plate is embedded in the middle ladle cover, a steel frame is fixed on the periphery of the middle ladle cover, and a layer of zirconium-containing fiber cotton bonding layer is stuck on the side surface of the water-cooling baffle plate; cooling water pipes are embedded in the water cooling baffle plate in a serpentine manner, side water cooling pipes are arranged on the outer walls of the two sides of the steel frame, a ladle cover water inlet is formed in one end of each cooling water pipe, the other end of each cooling water pipe is communicated with one end of each side water cooling pipe, and a ladle cover water outlet is formed in the other end of each side water cooling pipe; the two sides of the middle ladle cover are provided with middle ladle baking holes, and the middle position of the middle ladle cover is provided with a stopper rod control hole. The device has simple structure and low manufacturing cost, and solves the problems of high temperature and easy deformation, heavy ladle cover, high maintenance difficulty, easy secondary oxidation of molten steel and the like of the conventional ladle cover; after the installation, the high-temperature deformation of the ladle cover can be reduced, the tightness of the ladle cover and the tundish is improved, and conditions are created for continuous casting and casting of high-grade steel.
Description
Technical Field
The utility model belongs to the technical field of steelmaking continuous casting production, and particularly relates to an embedded sealing type continuous casting water-cooling tundish cover.
Background
Along with transformation and upgrading of the steel industry, the proportion of common steel to steel is gradually reduced, the proportion of special steel is gradually increased, and the casting protection technology is a basic technology of the special steel and is one of core technologies. The tundish is used as one of important equipment of a continuous casting machine, plays roles in storing molten steel, distributing the molten steel and promoting floating of inclusions, and is designed and manufactured to have an important influence on casting blank quality. If the sealing performance of the tundish is poor, secondary oxidization of molten steel can be increased, and the heat preservation effect of the tundish is reduced. The sealing performance of the tundish is mainly realized on the design of a tundish cover, and the sealing performance is often poor due to the high-temperature deformation of the tundish cover on the contact surface of the tundish cover and the tundish body. The invention mainly aims at redesigning the middle ladle cover, adopts water cooling to reduce the deformation of the middle ladle cover, and designs a step shape on the structure to increase a sealing gasket, so that the sealing performance of the contact part of the middle ladle cover and the middle ladle body in the production process is better, the integral heat preservation performance of the middle ladle is improved, and the secondary oxidation resistance is improved.
The ladle cover production in the continuous casting workshop of the steel mill is designed in a conventional split type, and three ladle cover plates are assembled into a whole ladle cover plate. Each cover plate is welded into an integral frame by using a steel plate, and then pouring materials are filled into the integral frame to form a piece of cover plate. After a period of production, the middle ladle cover is deformed at high temperature, gaps are formed between the three middle ladle cover plates on the contact surface of the cover plate and the middle ladle body, and the heat preservation performance of the middle ladle and the protection casting performance of the middle ladle are seriously affected.
Disclosure of Invention
In view of the above, the present utility model aims to provide an embedded sealed continuous casting water-cooled tundish cover to solve the above problems.
In order to achieve the above purpose, the following technical scheme is adopted:
An embedded sealing type continuous casting water-cooling middle ladle cover comprises a middle ladle cover, a water-cooling baffle plate and a zirconium-containing fiber cotton bonding layer, wherein the water-cooling baffle plate is embedded in the middle ladle cover, a steel frame is fixed on the periphery of the middle ladle cover, and a layer of zirconium-containing fiber cotton bonding layer is stuck on the side surface of the water-cooling baffle plate;
Cooling water pipes are embedded in the water cooling baffle plate in a serpentine manner, side water cooling pipes are arranged on the outer walls of the two sides of the steel frame, a ladle cover water inlet is formed in one end of each cooling water pipe, the other end of each cooling water pipe is communicated with one end of each side water cooling pipe, and a ladle cover water outlet is formed in the other end of each side water cooling pipe;
The two sides of the middle ladle cover are provided with middle ladle baking holes, and the middle position of the middle ladle cover is provided with a stopper rod control hole.
Preferably, the two ends of the upper edge and the lower edge of the steel frame are fixedly connected with cover trunnions.
Preferably, a fiber cotton sealing gasket is attached to the inner side frame of the steel frame.
Preferably, a fiber cotton sealing gasket is attached to the inner side frame of the steel frame.
Preferably, the cooling water pipe is communicated with the side water cooling pipe through a metal hose.
Preferably, the water-cooling baffle is divided into 4 splicing blocks, and cooling water pipes which are embedded in the splicing blocks and are arranged in a snake shape are communicated with adjacent side water-cooling pipes in series.
Preferably, the joint of the steel frame and the water-cooling baffle is welded with a reinforcing rib so as to maintain the strength of the ladle cover.
The beneficial effects of the utility model are as follows:
The device has simple structure and low manufacturing cost, and solves the problems of high temperature and easy deformation, heavy ladle cover, high maintenance difficulty, easy secondary oxidation of molten steel and the like of the conventional ladle cover; after the installation, the high-temperature deformation of the ladle cover can be reduced, the tightness of the ladle cover and the tundish is improved, and conditions are created for continuous casting and casting of high-grade steel.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
Fig. 2 is a cross-sectional view of the present utility model.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
Referring to fig. 1-2, an embedded sealed continuous casting water-cooling tundish cover comprises a tundish cover 1, a water-cooling baffle 2 and a zirconium-containing fiber cotton bonding layer 3, wherein the water-cooling baffle 2 is embedded in the tundish cover 1, a steel frame 4 is fixed on the periphery of the tundish cover 1, and a layer of zirconium-containing fiber cotton bonding layer 3 is adhered on the side surface of the water-cooling baffle 2;
Cooling water pipes 21 are embedded in the water cooling baffle plate 2 in a serpentine manner, side water cooling pipes 41 are arranged on the outer walls of the two sides of the steel frame 4, a ladle cover water inlet 22 is formed in one end of each cooling water pipe 21, the other end of each cooling water pipe 21 is communicated with one end of each side water cooling pipe 41, and a ladle cover water outlet 42 is formed in the other end of each side water cooling pipe 41;
The two sides of the middle ladle cover 1 are provided with middle ladle baking holes 11, and the middle position of the middle ladle cover 1 is provided with a stopper rod control hole 12.
The two ends of the upper edge and the lower edge of the steel frame 4 are fixedly connected with cover trunnions 43; a fiber cotton sealing pad 44 is attached to the inner side frame of the steel frame 4; a fiber cotton sealing pad 44 is attached to the inner side frame of the steel frame 4; the cooling water pipe 21 and the side water cooling pipe 41 are communicated through the metal hose 5.
The water cooling baffle 2 is divided into 4 splicing blocks, and cooling water pipes 21 which are embedded in the splicing blocks and are arranged in a snake shape are communicated with adjacent side water cooling pipes 41 in series; reinforcing ribs 45 are welded at the joint of the steel frame 4 and the water-cooling baffle plate 2 so as to maintain the strength of the ladle cover.
The deformation of the tundish cover 1 is reduced by adopting water cooling, and the fiber cotton sealing gasket 44 is added, so that the sealing performance of the contact part of the tundish cover 1 and the tundish body is better in the production process, the overall heat preservation performance of the tundish is improved, and the secondary oxidation resistance is improved.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The embedded sealing type continuous casting water-cooling middle ladle cover is characterized by comprising a middle ladle cover, a water-cooling baffle plate and a zirconium-containing fiber cotton bonding layer, wherein the water-cooling baffle plate is embedded in the middle ladle cover, a steel frame is fixed on the periphery of the middle ladle cover, and a layer of zirconium-containing fiber cotton bonding layer is stuck on the side surface of the water-cooling baffle plate;
Cooling water pipes are embedded in the water cooling baffle plate in a serpentine manner, side water cooling pipes are arranged on the outer walls of the two sides of the steel frame, a ladle cover water inlet is formed in one end of each cooling water pipe, the other end of each cooling water pipe is communicated with one end of each side water cooling pipe, and a ladle cover water outlet is formed in the other end of each side water cooling pipe;
The two sides of the middle ladle cover are provided with middle ladle baking holes, and the middle position of the middle ladle cover is provided with a stopper rod control hole.
2. The embedded sealed continuous casting water-cooling tundish cover according to claim 1, wherein the two ends of the upper edge and the lower edge of the steel frame are fixedly connected with ladle cover trunnions.
3. The embedded sealed continuous casting water-cooling tundish cover according to claim 2, wherein a fiber cotton sealing gasket is attached to the inner side frame of the steel frame.
4. The embedded sealed continuous casting water-cooling tundish cover according to claim 3, wherein a fiber cotton sealing gasket is attached to the inner side frame of the steel frame.
5. The embedded sealed continuous casting water-cooling tundish cover according to claim 1, wherein the cooling water pipe is communicated with the side water-cooling pipe through a metal hose.
6. The embedded sealed continuous casting water-cooling tundish cover according to claim 1, wherein the water-cooling baffle is divided into 4 splice blocks, and cooling water pipes embedded in serpentine arrangement on each splice block are communicated with adjacent side water-cooling pipes in series.
7. The embedded sealed continuous casting water-cooling tundish cover according to claim 6, wherein the joint of the steel frame and the water-cooling baffle is welded with reinforcing ribs to maintain the strength of the tundish cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323085514.5U CN221087253U (en) | 2023-11-15 | 2023-11-15 | Embedded sealing type continuous casting water-cooling tundish cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323085514.5U CN221087253U (en) | 2023-11-15 | 2023-11-15 | Embedded sealing type continuous casting water-cooling tundish cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221087253U true CN221087253U (en) | 2024-06-07 |
Family
ID=91314273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323085514.5U Active CN221087253U (en) | 2023-11-15 | 2023-11-15 | Embedded sealing type continuous casting water-cooling tundish cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221087253U (en) |
-
2023
- 2023-11-15 CN CN202323085514.5U patent/CN221087253U/en active Active
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