Continuous casting billet dephosphorization device
By designing a multi-faceted phosphorus removal device in the steel rolling production line, using frame-type high-pressure pipelines and spray pipes combined with negative pressure steam suction pipelines, the problem of difficulty in removing the bottom surface of the continuous casting billet and steam water mist pollution is solved, and high efficiency is achieved Phosphorus removal and environmental protection.
Patent Information
- Application Number
- CN202420871052.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-25
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-04-25
AI Technical Summary
In the existing steel rolling production lines, the spray port coverage area of high-pressure water jet phosphorus removal equipment is small, which makes it difficult to remove the bottom surface of the continuous casting billet, and a large amount of steam and water mist is generated during the phosphorus removal process, affecting the production environment.
A continuous casting billet phosphorus removal device is designed, using conveying rollers on the upper side of the main body, a motor-driven phosphorus removal work box, frame-type high-pressure pipeline and spray pipe, combined with negative pressure steam suction pipeline and filter to achieve the connection. The casting billet covers phosphorus removal and steam emissions on multiple sides.
It realizes efficient phosphorus removal on the continuous casting billets in multiple sides, improves product quality, reduces steam pollution, and collects oxidized waste through the filter, which is easy to recycle and reuse, and reduces waste of material resources and pollution pollution.
Smart Images
Figure CN222133009U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the field of steel rolling auxiliary equipment, in particular to a continuous casting billet dephosphorization device. Background Art
[0002] In the steel rolling production line, the temperature of the steel billet is high after it comes out of the furnace. After contacting with the air, a layer of iron oxide scale will be formed on the surface. The iron oxide scale will greatly affect the product quality. Usually, the iron oxide scale is removed before rolling, which is commonly known as the continuous casting billet dephosphorization operation. The dephosphorization method usually used is high-pressure water spray dephosphorization. The spray port of the commonly used dephosphorization equipment has a small coverage area, and the dephosphorization effect is not comprehensive, especially for the bottom surface of the continuous casting billet, which is difficult to clean. In addition, more steam and water mist will be generated during the dephosphorization process, affecting the production environment. Utility Model Content
[0003] The utility model aims to provide a dephosphorization device for continuous casting billets, so as to solve the technical problems that the commonly used dephosphorization method is high-pressure water spray dephosphorization, the spray port of the commonly used dephosphorization equipment has a small coverage area, the dephosphorization effect is not comprehensive, especially the bottom surface of the continuous casting billet is difficult to clean, and more steam and water mist will be generated during the dephosphorization process, affecting the environment of production work.
[0004] In order to achieve the above-mentioned purpose, the specific technical scheme of the continuous casting billet dephosphorization device of the utility model is as follows:
[0005] A dephosphorization device for continuous casting billets comprises a main body; a conveying roller is arranged on the upper side of the main body; a motor-driven conveying roller is arranged on one side of the main body; a dephosphorization working box is arranged on the upper side of the conveying roller in the middle of the main body; a plurality of frame-type high-pressure pipelines are arranged on the outer side of the conveying roller in the dephosphorization working box; a plurality of spray pipes are arranged on both sides of the frame-type high-pressure pipeline; a nozzle is arranged on one end of the spray pipe away from the frame-type high-pressure pipeline and facing the conveying roller; a high-pressure water pump is arranged on the lower part of one side of the main body; a conveying pipeline is arranged at the output port of the high-pressure water pump and is connected with the plurality of frame-type high-pressure pipelines; a water collecting tank is arranged on the lower side of the conveying roller relative to the position of the dephosphorization working box on the main body; a water storage tank is arranged on the lower side of the water collecting tank on the main body and is connected with the water collecting tank.
[0006] Furthermore, a steam outlet is provided at the top of the dephosphorization working box.
[0007] Furthermore, the steam outlet is connected to a negative pressure steam suction pipeline.
[0008] Furthermore, a filter screen is provided at a position where the middle of the water collecting tank communicates with the water storage tank.
[0009] Furthermore, the nozzle is arranged to face the direction of the conveying roller.
[0010] The utility model discloses a continuous casting billet dephosphorization device with the following advantages: by arranging a frame-type high-pressure pipeline on the outer side of the conveying roller, in coordination with the spray pipes and nozzles arranged on both sides of the frame-type high-pressure pipeline, the dephosphorization operation of fully covering multiple sides of the continuous casting billet conveyed on the conveying roller is realized, the dephosphorization operation is efficient and comprehensive, the work efficiency is high, and the product quality is improved; a dephosphorization working box is arranged on the main body, in coordination with the steam outlet connected to the negative pressure steam suction pipeline on the upper side, the steam generated in the dephosphorization operation can be quickly discharged to prevent the steam from polluting the working environment; by arranging a water collecting tank and a water storage tank on the lower side of the conveying roller, the oxidized waste removed in the dephosphorization operation is filtered and collected in coordination with the filter screen, which is convenient for subsequent recycling and reuse, saves material resources, and prevents sewage pollution. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0012] Figure 2 It is a schematic diagram of the internal structure of the utility model;
[0013] Figure 3 For this utility model Figure 2 A magnified schematic diagram of the middle A area;
[0014] Explanation of the markings in the figure: 1. Main body; 2. Conveying roller; 3. Motor; 4. Dephosphorization working box; 5. Frame-type high-pressure pipeline; 6. Spray pipe; 7. Nozzle; 8. High-pressure water pump; 9. Conveying pipeline; 10. Water collecting tank; 11. Water storage tank; 12. Steam outlet; 13. Filter. DETAILED DESCRIPTION
[0015] In order to better understand the purpose, structure and function of the utility model, the following is a further detailed description of a continuous casting billet dephosphorization device of the utility model in conjunction with the accompanying drawings.
[0016] like Figure 1-3 As shown, the utility model is a continuous casting billet dephosphorization device, comprising a main body 1; a conveying roller 2 is arranged on the upper side of the main body 1; a motor 3 is arranged on one side of the main body 1 to drive the conveying roller 2; a dephosphorization work box 4 is arranged on the upper side of the conveying roller 2 in the middle of the main body 1; a plurality of frame-type high-pressure pipelines 5 are arranged on the outer side of the conveying roller 2 in the dephosphorization work box 4; a plurality of spray pipes 6 are extended to both sides of the frame-type high-pressure pipeline 5; a nozzle 7 is arranged at one end of the spray pipe 6 away from the frame-type high-pressure pipeline 5 toward the conveying roller 2, and the nozzle 7 is arranged to face the conveying roller 2; a high-pressure water pump 8 is arranged at the lower part of one side of the main body 1; a conveying pipeline 9 is arranged at the output port of the high-pressure water pump 8 to communicate with the plurality of frame-type high-pressure pipelines 5; a water collecting tank 10 is arranged on the lower side of the conveying roller 2 of the main body 1 relative to the dephosphorization work box 4; a water storage tank 11 is arranged on the lower side of the water collecting tank 10 of the main body 1 to communicate with the water collecting tank 10.
[0017] Combination Figure 1-3 As shown, during use, the conveying roller 2 driven by the motor 3 is connected to the roller table for rolling out of the steel mill. When the high-temperature continuous casting billet reaches the dephosphorization working box 4 set in the main body 1, the high-pressure water pump 8 is started, and the high-pressure water flow is conveyed to multiple frame-type high-pressure pipes 5 through the conveying pipe 9, and sprayed from the nozzle 7 through the spray pipe 6 to remove the metal oxides on the surface of the continuous casting billet to perform dephosphorization. The frame-type high-pressure pipe 5 arranged on the side of the conveying roller 2 as a whole surrounds the continuous casting billet passing through the conveying roller 2. The frame-type high-pressure pipe 5 cooperates with the spray pipe 6 arranged on both sides thereof and the nozzle 7 facing the conveying roller 2 to achieve a dephosphorization operation that completely covers multiple sides of the continuous casting billet conveyed on the conveying roller 2. The dephosphorization operation is efficient and comprehensive, the work efficiency is high, and the product quality is improved.
[0018] A steam outlet 12 is provided on the top of the dephosphorization working box 4, and the steam outlet 12 is connected to the negative pressure steam suction pipe. The dephosphorization working box 4 is provided on the main body 1, and the steam outlet 12 connected to the negative pressure steam suction pipe on the upper side can quickly discharge the steam generated during the dephosphorization work through the steam outlet 12 to prevent the steam from polluting and affecting the working environment.
[0019] A filter screen 13 is provided at the middle part of the water collecting tank 10 which is connected to the water storage tank 11. By providing the water collecting tank 10 and the water storage tank 11 on the lower side of the conveying roller 2, the filter screen 13 is cooperated to filter and collect the oxidized waste removed in the phosphorus removal operation, so as to facilitate the subsequent recycling and reuse work, save material resources and prevent sewage pollution.
[0020] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.
Claims
1. A continuous casting billet dephosphorization device, characterized in that: The invention comprises a main body (1); a conveying roller (2) is arranged on the upper side of the main body (1); a motor (3) is arranged on one side of the main body (1) to drive the conveying roller (2); a dephosphorization working box (4) is arranged in the middle of the main body (1) on the upper side of the conveying roller (2); a plurality of frame-type high-pressure pipelines (5) are arranged in the dephosphorization working box (4) on the outer side of the conveying roller (2); a plurality of spray pipes (6) are arranged on both sides of the frame-type high-pressure pipeline (5); the spray pipes (6) are arranged away from the frame-type high-pressure pipeline (5); A nozzle (7) is provided at one end of the high-pressure pipeline (5); a high-pressure water pump (8) is provided at the lower part of one side of the main body (1); a delivery pipeline (9) is provided at the output port of the high-pressure water pump (8) and is connected to the plurality of frame-type high-pressure pipelines (5); a water collecting tank (10) is provided at the lower side of the delivery roller (2) of the main body (1) relative to the phosphorus removal working box (4); and a water storage tank (11) is provided at the lower side of the water collecting tank (10) of the main body (1) and is connected to the water collecting tank (10).
2. A continuous casting slab dephosphorization device according to claim 1, characterized in that: The top of the dephosphorization working box (4) is provided with a steam outlet (12).
3. A continuous casting slab dephosphorization device according to claim 2, characterized in that: The steam outlet (12) is connected to a negative pressure steam suction pipeline.
4. The continuous casting slab dephosphorization device according to claim 1, characterized in that: A filter screen (13) is provided at a position in the middle of the water collecting tank (10) that communicates with the water storage tank (11).
5. The continuous casting slab dephosphorization device according to claim 1, characterized in that: The nozzle (7) is arranged to face the direction of the conveying roller (2).