Steel ladle prefabricated brick

Abstract

The utility model belongs to the technical field of steel ladle prefabricated bricks, and particularly relates to a steel ladle prefabricated brick which comprises a prefabricated brick body and a positioning mechanism, a first butt joint groove is formed in one side of the prefabricated brick body, a second butt joint groove is formed in the inner side of the first butt joint groove, and an insertion groove is formed in the inner side of the second butt joint groove. According to the steel ladle prefabricated brick, after an inserting rod and an inserting groove are in butt joint, a first butt joint groove and a second butt joint groove are in butt joint with a connecting block and a fixing block correspondingly, so that prefabricated brick bodies are conveniently and rapidly aligned, the steel ladle prefabricated brick is conveniently and rapidly laid, and an iron net is fixed into the prefabricated brick bodies; the tensile strength and compressive strength of the prefabricated brick body can be improved, the stability of the overall structure of the prefabricated brick body is improved, the reinforcing layer has extremely low thermal expansion coefficient and thermal conductivity, the prefabricated brick body is not prone to cracking due to heating, and the service life of the steel ladle prefabricated brick is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of prefabricated ladle bricks, in particular to a prefabricated ladle brick. Background Art

[0002] Ladle is a container for loading and transporting molten steel to ensure safe and efficient transportation of molten steel. Ladle is mainly used in steel smelting and steelmaking process to pour molten steel from furnace or converter into ladle and tap steel through molten iron nozzle. Since ladle is a device for smelting and casting molten steel, it has high requirements for lining materials. Ladle precast brick is a precast refractory brick specially used for ladle lining, usually made of high temperature resistant and corrosion resistant materials.

[0003] When laying precast bricks for ladles, in order to ensure that the bricks fit closely together and avoid gaps and cracks, thereby improving the sealing and fire resistance of the inside of the ladle and reducing the risk of leakage, the staff needs to carefully align the edges of each precast brick for ladles, which takes a long time to lay the precast bricks for ladles and is not convenient for fast laying of precast bricks for ladles. Therefore, we propose a precast brick for ladles;

[0004] Therefore, the above problems need to be improved. Utility Model Content

[0005] The purpose of the utility model is to provide a precast brick for a ladle to solve the problem proposed in the above-mentioned background technology that the edges of each precast brick for a ladle need to be aligned when laying the precast brick for a ladle, which takes a long time and is not convenient for fast laying of the precast brick for a ladle.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a precast brick for a ladle, comprising a precast brick body and a positioning mechanism, a positioning mechanism is arranged on the outer side of the precast brick body, and the positioning mechanism comprises a first docking groove, a second docking groove, a slot, a connecting block, a fixing block and an insert rod, a first docking groove is provided on one side of the precast brick body, a second docking groove is provided on the inner side of the first docking groove, a slot is provided on the inner side of the second docking groove, and a connecting block is fixed on the side of the precast brick body away from the first docking groove.

[0007] Preferably, a side of the connecting block away from the precast brick body is connected to a fixing block, and one side of the fixing block is connected to a plug rod.

[0008] Preferably, the cross-sectional dimension of the first docking groove matches the cross-sectional dimension of the connecting block, and the cross-sectional dimension of the second docking groove matches the cross-sectional dimension of the fixing block.

[0009] Preferably, the cross-sectional dimensions of the slot match those of the insertion rod, and the cross-sectional shape of the slot is rectangular.

[0010] Preferably, a reinforcing plate is inlaid on the surface of the precast brick body, and a steel mesh is arranged inside the precast brick body.

[0011] Preferably, the prefabricated brick body has a reinforcement layer fixed inside the steel wire mesh, and the reinforcement plate is made of silicate brick.

[0012] Preferably, the steel mesh is made of nickel-based alloy, and the reinforcement layer is made of zirconia bricks.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: for the ladle precast brick, after the insertion rod is docked with the slot, the first docking groove and the second docking groove are also docked with the connecting block and the fixing block respectively, so that the precast brick bodies are easy to align quickly, and the ladle precast bricks are easy to lay quickly. Fixing the iron mesh inside the water precast brick body can improve the tensile strength and compressive strength of the precast brick body, and improve the stability of the overall structure of the precast brick body. The reinforcement layer has an extremely low thermal expansion coefficient and thermal conductivity, so that the precast brick body is not easy to crack due to heat, and the service life of the ladle precast brick is enhanced.

[0014] 1. The ladle precast bricks, when the ladle precast bricks are laid, in order to ensure that the bricks are closely fitted to avoid gaps and cracks, thereby improving the sealing and fire resistance of the inside of the ladle, thereby reducing the risk of leakage, when laying the precast brick body, the staff can first dock the rod with the slot, at this time, the first docking slot and the second docking slot are aligned with the connecting block and the fixed block respectively, when the rod is docked with the slot, the first docking slot and the second docking slot are also docked with the connecting block and the fixed block respectively, so that the precast brick bodies are easy to align quickly, and the second docking slot can strengthen the connection between the precast brick bodies after docking with the fixed block, so that the precast brick bodies are not easy to loosen, so that the ladle precast bricks are easy to lay quickly;

[0015] 2. After the precast brick body of the ladle is installed, the reinforcing plate has high strength and durability, which strengthens the surface strength of the precast brick body. By fixing the iron mesh inside the precast brick body, the tensile strength and compressive strength of the precast brick body can be improved, and the stability of the overall structure of the precast brick body can be improved. The reinforcing layer has an extremely low thermal expansion coefficient and thermal conductivity, which makes the precast brick body less likely to crack due to heat, thereby enhancing the service life of the ladle precast brick. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model when viewed from bottom;

[0018] Figure 3 This is a schematic diagram of the structure of the utility model when viewed from above;

[0019] Figure 4 This is a schematic diagram of the front cross-sectional structure of the positioning mechanism of the utility model;

[0020] Figure 5 It is a schematic diagram of the three-dimensional structure of the prefabricated brick main body of the utility model.

[0021] In the figure: 1. Prefabricated brick body; 2. Positioning mechanism; 201. First docking groove; 202. Second docking groove; 203. Slot; 204. Connecting block; 205. Fixing block; 206. Insert rod; 3. Reinforcement plate; 301. Steel mesh; 302. Reinforcement layer. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1 , Figure 3 and Figure 5 The utility model provides a technical solution: a prefabricated brick for a steel ladle, comprising a prefabricated brick body 1 and a positioning mechanism 2, the outer side of the prefabricated brick body 1 is provided with the positioning mechanism 2, and the positioning mechanism 2 comprises a first docking groove 201, a second docking groove 202, a slot 203, a connecting block 204, a fixing block 205 and a plug rod 206, a first docking groove 201 is provided on one side of the prefabricated brick body 1, a second docking groove 202 is provided on the inner side of the first docking groove 201, and a slot 203 is provided on the inner side of the second docking groove 202 A connecting block 204 is fixed to the side of the precast brick body 1 away from the first docking groove 201, a fixing block 205 is connected to the side of the connecting block 204 away from the precast brick body 1, and an insertion rod 206 is connected to one side of the fixing block 205, the cross-sectional size of the first docking groove 201 matches the cross-sectional size of the connecting block 204, the cross-sectional size of the second docking groove 202 matches the cross-sectional size of the fixing block 205, the cross-sectional size of the slot 203 matches the cross-sectional size of the insertion rod 206, and the cross-sectional shape of the slot 203 is rectangular.

[0024] In specific implementation, according to Figure 1 , Figure 3 and Figure 5When the prefabricated bricks for the steel ladle are laid, in order to ensure that the bricks fit closely together and avoid gaps and cracks, thereby improving the sealing and fire resistance of the inside of the steel ladle and reducing the risk of leakage, when laying the prefabricated brick body 1, the staff can first dock the rod 206 with the slot 203, and match the cross-sectional size of the slot 203 with the cross-sectional size of the rod 206, and the cross-sectional shape of the slot 203 is rectangular, so that the rod 206 is not easy to deviate and shake when docking with the slot 203, so that the rod 206 and the slot 203 are positioned and docked, and at this time, the first docking groove 201 and the second docking groove 202 are aligned with the connecting block 204 and the fixing block 205 respectively, when the rod 206 is aligned with the slot 2 03 After the docking is completed, the first docking groove 201 and the second docking groove 202 are also docked with the connecting block 204 and the fixed block 205 respectively. The cross-sectional size of the first docking groove 201 matches the cross-sectional size of the connecting block 204, and the cross-sectional size of the second docking groove 202 matches the cross-sectional size of the fixed block 205, so that the connecting block 204 and the fixed block 205 are not easy to shake when they are inside the first docking groove 201 and the second docking groove 202, so that the precast brick bodies 1 can be quickly aligned, and after the second docking groove 202 is docked with the fixed block 205, the connection between each precast brick body 1 can be strengthened, so that the precast brick bodies 1 are not easy to loosen, so that the ladle precast bricks can be quickly laid.

[0025] See also Figure 1 and Figure 2 The surface of the precast brick body 1 is inlaid with a reinforcing plate 3, and a steel mesh 301 is arranged inside the precast brick body 1. The precast brick body 1 is fixed with a reinforcing layer 302 inside the steel mesh 301. The reinforcing plate 3 is made of silicate brick, the steel mesh 301 is made of nickel-based alloy, and the reinforcing layer 302 is made of zirconia brick.

[0026] In specific implementation, according to Figure 1 and Figure 2 After the precast brick body 1 is installed, the reinforcing plate 3 is made of silicate brick material with high strength and durability, so that the surface strength of the precast brick body 1 is strengthened, and the steel wire mesh 301 is made of nickel-based alloy material with excellent high-temperature oxidation resistance and corrosion resistance. By fixing the iron mesh inside the precast brick body 1, the tensile strength and compressive strength of the precast brick body 1 can be improved, and the stability of the overall structure of the precast brick body 1 can be improved. The reinforcing layer 302 is made of zirconia brick material with extremely low thermal expansion coefficient and thermal conductivity, so that the precast brick body 1 is not easy to crack due to heat, so that the overall performance of the ladle precast brick is improved to a certain extent, and the service life of the ladle precast brick is enhanced.

[0027] To sum up, when laying the precast bricks for the ladle, in order to ensure that the bricks fit closely together and avoid gaps and cracks, thereby improving the sealing and fire resistance of the inside of the ladle and reducing the risk of leakage, the staff can first dock the rod 206 with the slot 203 when laying the precast brick body 1. At this time, the first docking groove 201 and the second docking groove 202 are aligned with the connecting block 204 and the fixing block 205 respectively, so that the precast brick bodies 1 are easy to align quickly, so that the precast bricks for the ladle are easy to lay quickly. After the precast brick body 1 is installed, by fixing the iron mesh inside the precast brick body 1, the tensile strength and compressive strength of the precast brick body 1 can be improved, and the stability of the overall structure of the precast brick body 1 can be improved. The reinforcing layer 302 has an extremely low thermal expansion coefficient and thermal conductivity, so that the precast brick body 1 is not easy to crack due to heat, so that the overall performance of the ladle precast bricks is improved to a certain extent, and the service life of the ladle precast bricks is enhanced. The content not described in detail in this description belongs to the prior art known to professional and technical personnel in this field.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A prefabricated brick for a ladle, comprising a prefabricated brick body (1) and a positioning mechanism (2), characterized in that: A positioning mechanism (2) is arranged on the outer side of the precast brick body (1), and the positioning mechanism (2) comprises a first docking groove (201), a second docking groove (202), a slot (203), a connecting block (204), a fixing block (205) and an inserting rod (206); a first docking groove (201) is provided on one side of the precast brick body (1), a second docking groove (202) is provided on the inner side of the first docking groove (201), a slot (203) is provided on the inner side of the second docking groove (202), and a connecting block (204) is fixed on a side of the precast brick body (1) away from the first docking groove (201).

2. The prefabricated brick for ladle according to claim 1, characterized in that: The side of the connection block (204) away from the prefabricated brick body (1) is connected to a fixing block (205), and one side of the fixing block (205) is connected to an insertion rod (206).

3. The prefabricated brick for ladle according to claim 1, characterized in that: The cross-sectional dimensions of the first docking groove (201) match the cross-sectional dimensions of the connection block (204), and the cross-sectional dimensions of the second docking groove (202) match the cross-sectional dimensions of the fixing block (205).

4. The prefabricated brick for ladle according to claim 3, characterized in that: The cross-sectional dimensions of the slot (203) match the cross-sectional dimensions of the insertion rod (206), and the cross-sectional shape of the slot (203) is rectangular.

5. The prefabricated brick for ladle according to claim 1, characterized in that: A reinforcing plate (3) is inlaid on the surface of the prefabricated brick body (1), and a steel wire mesh (301) is arranged inside the prefabricated brick body (1).

6. The prefabricated brick for ladle according to claim 5, characterized in that: The prefabricated brick body (1) has a reinforcement layer (302) fixed inside the steel wire mesh (301), and the reinforcement plate (3) is made of silicate brick.

7. The prefabricated brick for ladle according to claim 6, characterized in that: The steel wire mesh (301) is made of nickel-based alloy, and the reinforcement layer (302) is made of zirconium oxide bricks.

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