CN214349575U - Masonry steel ladle containing refractory coating - Google Patents
Masonry steel ladle containing refractory coating Download PDFInfo
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- CN214349575U CN214349575U CN202022870190.6U CN202022870190U CN214349575U CN 214349575 U CN214349575 U CN 214349575U CN 202022870190 U CN202022870190 U CN 202022870190U CN 214349575 U CN214349575 U CN 214349575U
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- ladle
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- cladding
- steel ladle
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Abstract
The utility model discloses a contain fire resistive coating's ladle of building by laying bricks or stones, the permanent layer of ladle is including packet wall permanent layer and packet bottom permanent layer, set up the ladle heat preservation on the lateral wall of the inboard of ladle cladding, set up packet wall permanent layer on the ladle heat preservation, the bottom of the inboard of ladle cladding is provided with packet bottom permanent layer, packet bottom working layer is built by laying bricks or stones on the top of packet bottom permanent layer, packet wall working layer is built by laying bricks or stones to the bottom in the outside on packet wall permanent layer, packet wall permanent layer's the outside the top is built by laying bricks or stones ladle slag line layer, the outside on ladle slag line layer sets up the slag line dope layer, the outside on packet wall working layer sets up the packet wall dope layer. The utility model has the advantages that: the spray coating is adopted to protect the working layer, the service life of the steel ladle is prolonged, the spray coating is simple to manufacture and low in cost, and the use cost of the steel ladle is reduced.
Description
Technical Field
The utility model relates to a steelmaking equipment field especially relates to a contain fire resistant coating build by laying bricks or stones ladle.
Background
The steel making of modern steel ladles is generally carried out by refining, wherein the refining can improve the temperature of molten steel, ensure the casting temperature of the molten steel, be beneficial to improving the quality of steel billets, and be convenient for deep desulfurization and deoxidation of the molten steel and adjustment of components of the molten steel. During the refining of the ladle, the molten steel can be violently rolled, the temperature is increased, the corrosion of the molten steel on the working layers of the ladle wall and the ladle bottom is intensified, and the refractory material loss of the ladle is increased.
The erosion rate of slag line bricks in the masonry of the ladle is faster than that of wall bricks of the ladle, so that the ladle needs to be repaired in the middle, and the ladle repair is generally to replace new slag line bricks and repair the wall bricks of the ladle. Therefore, the intermediate repair is time-consuming, wastes ladle bricks and has high cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a contain fire resistant coating's building by laying bricks or stones ladle to prior art's not enough.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
A masonry steel ladle containing fire-resistant paint comprises a steel ladle cladding, a steel ladle heat preservation layer, a steel ladle permanent layer, a steel ladle wall working layer, a steel ladle slag line layer, a steel ladle bottom working layer, a slag line coating layer and a steel ladle wall coating layer, wherein the steel ladle permanent layer comprises a wall permanent layer and a steel ladle bottom permanent layer, the steel ladle heat preservation layer is arranged on the side wall of the inner side of the steel ladle cladding, the steel ladle heat preservation layer is provided with the wall permanent layer, the bottom end of the inner side of the steel ladle cladding is provided with the steel ladle bottom permanent layer, the top end of the steel ladle bottom permanent layer is provided with the steel ladle bottom working layer, the bottom end of the outer side of the steel ladle wall permanent layer is provided with the steel ladle slag line coating layer, and the outer side of the steel ladle wall working layer is provided with the steel ladle wall coating layer.
Further, the permanent layer of the steel ladle is made of a die casting material.
Further, the ladle heat-insulating layer is a nanofiber plate.
Furthermore, the ladle slag line layer is built by magnesia carbon bricks.
Furthermore, the ladle wall working layer and the ladle bottom working layer are built by adopting alumina-magnesia carbon bricks.
Furthermore, a coating reinforcing layer is arranged between the wall wrapping working layer and the bottom wrapping working layer.
Further, the thickness of the slag line coating layer is larger than that of the ladle wall coating layer.
The utility model has the advantages that: the spray coating is adopted to protect the working layer, the service life of the steel ladle is prolonged, the spray coating is simple to manufacture and low in cost, and the use cost of the steel ladle is reduced.
Drawings
Fig. 1 is a schematic sectional structure of the present invention;
in the figure: 1. ladle cladding; 2. a steel ladle heat-insulating layer; 3. a permanent layer of steel ladle; 4. a wall-wrapping working layer; 5. a ladle slag line layer; 6. wrapping a bottom working layer; 7. a slag line coating layer; 8. a wall coating layer; 9. a coating reinforcing layer; 10. air permeable bricks; 11. a water feeding port; 31. a permanent layer is wrapped on the wall; 32. a bottom permanent layer.
Detailed Description
The present invention is further illustrated by the following examples, but is not limited to the contents of the specification.
As shown in the figure: a masonry steel ladle containing fire-resistant paint comprises a steel ladle cladding 1, a steel ladle heat-insulating layer 2, a steel ladle permanent layer 3, a ladle wall working layer 4, a steel ladle slag line layer 5, a ladle bottom working layer 6, a slag line coating layer 7, a ladle wall coating layer 8, a paint reinforcing layer 9, air bricks 10 and a water feeding port 11.
The ladle permanent layer 3 comprises a ladle wall permanent layer 31 and a ladle bottom permanent layer 32, a ladle heat-insulating layer 2 is arranged on the side wall of the inner side of the ladle cladding 1, the ladle wall permanent layer 31 is arranged on the ladle heat-insulating layer 2, the bottom of the inner side of the ladle cladding 1 is provided with the ladle bottom permanent layer 32, a ladle bottom working layer 6 is built on the top of the ladle bottom permanent layer 32, a ladle wall working layer 4 is built on the bottom of the outer side of the ladle wall permanent layer 31, a ladle slag line layer 5 is built on the top of the outer side of the ladle wall permanent layer 31, a slag line coating layer 7 is arranged on the outer side of the ladle slag line layer 5, a ladle wall coating layer 8 is arranged on the outer side of the ladle wall working layer 4, and a coating reinforcing layer 9 is arranged between the ladle wall working layer 4 and the ladle bottom working layer 6.
The permanent layer 3 of the ladle is made of a die casting material.
The ladle insulating layer 2 adopts a nanofiber plate.
The ladle wall working layer 4 is built by alumina-magnesia carbon bricks, the ladle bottom working layer 6 is built by alumina-magnesia carbon bricks, and the ladle slag line layer 5 is built by magnesia carbon bricks.
The ladle bottom working layer 6 is internally provided with an air brick 10 and an upper water gap 11 respectively.
Because in the refining process, the erosion rate of the slag line bricks of the ladle slag line layer 5 of the ladle is fastest, and if the ladle slag line bricks are not protected, the ladle slag line bricks need to be replaced frequently, so the slag line coating layer 7 is arranged outside the ladle slag line layer 5. The thickness of the slag line coating layer 7 is larger than that of the ladle wall coating layer 8.
And a wall coating layer 8 is arranged on the outer side of the wall-wrapping working layer 4.
The slag line coating layer 7, the ladle wall coating layer 8 and the coating reinforcing layer 9 are all made of spray coatings, and the spray coatings comprise the following components in percentage by weight: 32% of 3-1 mm brown corundum, 28% of 1-0 mm brown corundum, 10% of 180-mesh white corundum powder, 15% of 320-mesh white corundum powder, 3% of CL-370 micro powder, 3% of alumina micro powder, 4% of Seka-XR cement, 2% of magnesia powder, 3% of plasticizer and 0.3% of dispersing agent.
The preparation method comprises the following steps: and pouring the weighed raw materials into a stirrer, carrying out dry mixing for 3-5 minutes, adding a proper amount of water after uniformly stirring, stirring for about 5 minutes, and discharging after fully stirring. Spraying or coating on the wall cladding working layer.
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. In addition, the description which follows is a preferred embodiment of the invention, but is made for the purpose of illustrating the general principles of the invention and not for the purpose of limiting the scope of the invention. The scope of the present invention is defined by the appended claims.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A masonry steel ladle containing fire-resistant paint is characterized in that: the steel ladle wall coating comprises a steel ladle cladding (1), a steel ladle heat-insulating layer (2), a steel ladle permanent layer (3), a steel ladle wall working layer (4), a steel ladle slag line layer (5), a steel ladle bottom working layer (6), a slag line coating layer (7) and a steel ladle wall coating layer (8), wherein the steel ladle permanent layer (3) comprises a cladding wall permanent layer (31) and a cladding bottom permanent layer (32), the steel ladle heat-insulating layer (2) is arranged on the side wall of the inner side of the steel ladle cladding (1), the cladding wall permanent layer (31) is arranged on the steel ladle heat-insulating layer (2), the cladding bottom permanent layer (32) is arranged at the bottom end of the inner side of the steel ladle cladding (1), the cladding bottom working layer (6) is built at the top end of the cladding wall permanent layer (32), the cladding wall working layer (4) is built at the bottom end of the outer side of the cladding wall permanent layer (31), and the steel ladle slag line layer (5) is built at the top end of the outer side of the cladding wall permanent layer (31), the outside of ladle slag line layer (5) sets up slag line dope layer (7), the outside of package wall working layer (4) sets up package wall dope layer (8).
2. The masonry ladle containing refractory coating according to claim 1, wherein: the ladle permanent layer (3) is made of a die casting material.
3. The masonry ladle containing refractory coating according to claim 1, wherein: the ladle heat-insulating layer (2) is a nanofiber plate.
4. The masonry ladle containing refractory coating according to claim 1, wherein: the ladle slag line layer (5) is built by magnesia carbon bricks.
5. The masonry ladle containing refractory coating according to claim 1, wherein: the ladle wall working layer (4) and the ladle bottom working layer (6) are built by alumina-magnesia-carbon bricks.
6. The masonry ladle containing refractory coating according to claim 1, wherein: and a coating reinforcing layer (9) is arranged between the bag wall working layer (4) and the bag bottom working layer (6).
7. The masonry ladle containing refractory coating according to claim 1, wherein: the thickness of the slag line coating layer (7) is greater than that of the ladle wall coating layer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022870190.6U CN214349575U (en) | 2020-12-03 | 2020-12-03 | Masonry steel ladle containing refractory coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022870190.6U CN214349575U (en) | 2020-12-03 | 2020-12-03 | Masonry steel ladle containing refractory coating |
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| Publication Number | Publication Date |
|---|---|
| CN214349575U true CN214349575U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022870190.6U Active CN214349575U (en) | 2020-12-03 | 2020-12-03 | Masonry steel ladle containing refractory coating |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114749649A (en) * | 2022-03-08 | 2022-07-15 | 盐城市联鑫钢铁有限公司 | Method for accurately controlling temperature of molten steel |
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2020
- 2020-12-03 CN CN202022870190.6U patent/CN214349575U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114749649A (en) * | 2022-03-08 | 2022-07-15 | 盐城市联鑫钢铁有限公司 | Method for accurately controlling temperature of molten steel |
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