Electric arc furnace steelmaking cooling mechanism

Abstract

The utility model provides an electric arc furnace steelmaking cooling mechanism, which relates to the technical field of electric arc furnace cooling, and comprises a positioning shell and a refrigeration plate, the refrigeration plate is fixedly arranged on the inner wall of the positioning shell, the top of the positioning shell is fixedly connected with a bending plate, the center of the bending plate is fixedly connected with a positioning rod, and the positioning rod is fixedly connected with the positioning shell. The top of the positioning rod is fixedly connected with a supporting plate. According to the electric arc furnace cooling device, the refrigerating plates are installed on the positioning shells, during cooling, the positions of the supporting plates can be changed by rotating the annular toothed plates, the positions of the positioning shells can be changed by moving the supporting plates, the refrigerating plates are separated from the electric arc furnace, the heat dissipation speed of the electric arc furnace is increased, and the service life of the electric arc furnace is prolonged. And after heat dissipation, the heat dissipation device can be quickly attached to the electric arc furnace again for continuous cooling, so that the problem that the temperature of the heat dissipation device rises too quickly is solved, the overall structural stability is guaranteed, and the service life of parts is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of arc furnace cooling, in particular to an arc furnace steelmaking cooling mechanism. Background Art

[0002] During the electric arc furnace steelmaking process, the high-temperature molten metal needs to be cooled by a cooling mechanism to reach the required finished product temperature.

[0003] In the prior art, patent CN219474303U discloses a structure for cooling an arc furnace, which relates to the technical field of arc furnace covers, including a cover body, a plurality of connecting seats are symmetrically fixedly installed on the outer side of the cover body, and two connecting seats form a group, connecting holes are provided in the connecting seats, and the cover body is connected to an external lifting device through the connecting seats, a top cover is fixedly installed on the upper end of the cover body, an inner lining cover is fixedly installed in the cover body, and a plurality of electrode holes are provided in the top cover.

[0004] However, in the prior art, electric arc furnaces generate huge amounts of heat during the steelmaking process, and the temperature of the traditional cooling mechanism will also rise rapidly while cooling the electric arc furnace. After long-term use, the increase in the temperature of the cooling mechanism may accelerate the aging speed and operating efficiency of some structures, and long-term high temperature will also affect the service life of some structures. Utility Model Content

[0005] The utility model mainly provides an electric arc furnace steelmaking cooling mechanism which can improve its own heat dissipation speed and prevent the structure from aging too fast.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an electric arc furnace steelmaking cooling mechanism, comprising a positioning shell and a refrigeration plate, the refrigeration plate is fixedly installed on the inner wall of the positioning shell, the top of the positioning shell is fixedly connected to the bending plate, the center of the bending plate is fixedly connected to the positioning rod, the top of the positioning rod is fixedly connected to the support plate, the lower surface of the support plate is fixedly installed with a connecting rod, the outer wall of the connecting rod is slidably connected to the annular tooth plate, the intersection of the annular tooth plate and the connecting rod is provided with an inclined through hole, when cooling, the position of the support plate can be changed by rotating the annular tooth plate, and the position of each positioning shell can be changed by moving the support plate, so that the refrigeration plate is separated from the electric arc furnace, so as to speed up its own heat dissipation speed.

[0007] Preferably, the edge of the annular gear plate is meshed with a transmission gear, and the bottom of the transmission gear is fixedly connected to a belt transmission assembly. The motor drives the transmission gear through the belt transmission assembly to provide a power source for the rotation of the annular gear plate.

[0008] Preferably, the bottom of the belt transmission assembly is rotatably connected to a support bracket, and the support bracket is mainly used to determine the position of the belt transmission assembly.

[0009] Preferably, a docking protrusion is fixedly mounted on the upper surface of the support plate, and the top of the docking protrusion is slidably connected to the positioning plate. When the annular gear plate rotates to cause the support plate to move, the support plate will move along the direction of the docking protrusion.

[0010] Preferably, a positioning slot is provided at the junction of the positioning plate and the docking protrusion. The presence of the positioning slot provides a movable space for the docking protrusion and can prevent the support plate from falling off.

[0011] Preferably, the top of the positioning plate is fixedly connected to the mounting connecting plate, one side of the mounting connecting plate is fixedly installed with a guide rod, the guide rod passes through the positioning plate, and the guide rod is used to determine the moving direction of the positioning plate.

[0012] Preferably, telescopic rods are fixedly installed at both ends of the mounting connection plate, and the other end of the telescopic rod is fixedly connected to the top of the positioning plate, and the telescopic rod is used to assist in improving the stability of the positioning plate during movement.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, by installing the refrigeration plate on the positioning shell, the positioning shell forms a closed circular structure to fit the shape of the electric arc furnace. During cooling, the position of the support plate can be changed by rotating the annular tooth plate, and the position of each positioning shell can be changed by moving the support plate, so that the refrigeration plate is separated from the electric arc furnace to speed up its own heat dissipation speed. After heat dissipation, it can be quickly re-attached to the electric arc furnace to continue cooling, thereby solving the problem of rapid temperature rise, thereby ensuring the overall structural stability and extending the service life of components.

[0015] 2. In the utility model, the position of the support plate is changed by an annular tooth plate, and an inclined through hole is opened on the annular tooth plate. During the rotation of the annular tooth plate, the inclined through hole can push the support plate to move along the direction of the docking protrusion through the connecting rod to ensure that the moving distance of each support plate is equal. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional diagram of a steelmaking cooling mechanism for an electric arc furnace is provided for the utility model;

[0017] Figure 2 A bottom view of a cooling mechanism for electric arc furnace steelmaking is provided for the utility model;

[0018] Figure 3The utility model proposes a belt drive assembly and annular gear plate connection and structural schematic diagram of an arc furnace steelmaking cooling mechanism;

[0019] Figure 4 The utility model provides a schematic diagram of the positioning shell structure of an arc furnace steelmaking cooling mechanism.

[0020] Legend: 1. Install the connecting plate; 2. Guide rod; 3. Positioning plate; 4. Positioning shell; 5. Belt drive assembly; 6. Support bracket; 7. Refrigeration plate; 8. Positioning slide groove; 9. Support plate; 10. Docking protrusion; 11. Annular gear plate; 12. Transmission gear; 13. Positioning rod; 14. Bending plate; 15. Connecting rod; 16. Inclined through hole; 17. Telescopic rod. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] See also Figure 1 , Figure 2 , Figure 3 and Figure 4The utility model provides a technical solution: an electric arc furnace steelmaking cooling mechanism, comprising a positioning shell 4 and a refrigeration plate 7, the refrigeration plate 7 is fixedly installed on the inner wall of the positioning shell 4, the top of the positioning shell 4 is fixedly connected to the bending plate 14, the center of the bending plate 14 is fixedly connected to the positioning rod 13, the top of the positioning rod 13 is fixedly connected to the support plate 9, the lower surface of the support plate 9 is fixedly installed with a connecting rod 15, the outer wall of the connecting rod 15 is slidably connected to the annular tooth plate 11, and an inclined through hole 16 is provided at the intersection of the annular tooth plate 11 and the connecting rod 15. The refrigeration plate 7 is installed on the inner side of the positioning shell 4, and refrigeration is mainly performed by air cooling or water cooling. When refrigeration is performed, the positioning shell 4 is moved to the electric Around the arc furnace, the annular tooth plate 11 is then controlled to rotate. Since the connecting rod 15 on the lower surface of the support plate 9 is in the inclined through hole 16, the rotation of the annular tooth plate 11 can push the support plate 9 through the connecting rod 15, and the positioning shell 4 is connected to the positioning rod 13 on the support plate 9 through the bending plate 14. The movement of the support plate 9 can drive the positioning shell 4 to fit onto the arc furnace or separate from the arc furnace. Separation from the arc furnace can separate the cooling plate 7 from the arc furnace, so as to speed up the heat dissipation of the cooling plate 7. After heat dissipation, the cooling plate 7 can be re-fitted to the arc furnace for continued cooling, thereby solving the problem of excessive temperature rise.

[0024] according to Figure 3 As shown, the edge of the annular toothed plate 11 is meshed with the transmission gear 12, and the bottom of the transmission gear 12 is fixedly connected to the belt transmission assembly 5. When in use, the small gear at the other end of the belt transmission assembly 5 is connected to an external driving motor, and the motor drives the transmission gear 12 through the belt transmission assembly 5 to provide a power source for the rotation of the annular toothed plate 11.

[0025] according to Figure 2 As shown, the bottom of the belt transmission assembly 5 is rotatably connected to the support bracket 6. The support bracket 6 is mainly used to determine the position of the belt transmission assembly 5 and can be connected to an external positioning structure.

[0026] according to Figure 3 As shown, a docking protrusion 10 is fixedly installed on the upper surface of the support plate 9, and the top of the docking protrusion 10 is slidably connected to the positioning plate 3. The docking protrusion 10 is used to determine the moving direction of the support plate 9. When the annular gear plate 11 rotates to cause the support plate 9 to move, the support plate 9 will move along the direction of the docking protrusion 10, and the positioning plate 3 is used to determine the position of each support plate 9.

[0027] according to Figure 2 As shown, a positioning slot 8 is provided at the junction of the positioning plate 3 and the docking protrusion 10. The positioning slot 8 provides a movable space for the docking protrusion 10 and can prevent the support plate 9 from falling off.

[0028] according to Figure 1 As shown, the top of the positioning plate 3 is fixedly connected to the mounting connecting plate 1, and the guide rod 2 is fixedly installed on one side of the mounting connecting plate 1. The guide rod 2 penetrates the positioning plate 3, and the mounting connecting plate 1 is connected to the external positioning structure to determine the position of the entire cooling mechanism, and the guide rod 2 is used to determine the moving direction of the positioning plate 3.

[0029] according to Figure 1 As shown, telescopic rods 17 are fixedly installed at both ends of the installation connecting plate 1, and the other end of the telescopic rod 17 is fixedly connected to the top of the positioning plate 3. The telescopic rod 17 is used to assist in improving the stability of the positioning plate 3 during movement.

[0030] The use method and working principle of this device: before refrigeration, first drive the transmission gear 12 to rotate through the belt transmission component 5, drive the annular gear plate 11 to rotate, and push the support plate 9 to move along the direction of the positioning slide groove 8 through the coordinated use of the inclined through hole 16 and the connecting rod 15, so that the positioning shell 4 is separated, and then the lifting mechanism is used to push the positioning plate 3 to move downward, and the positioning shell 4 is covered around the arc furnace, and then the belt transmission component 5 is controlled to rotate in the opposite direction, and the inclined through hole 16 and the connecting rod 15 are used again to re-join the positioning shell 4, and the refrigeration plate 7 is attached to the arc furnace for cooling treatment. After a period of treatment, the positioning shell 4 is separated from the arc furnace to facilitate the heat dissipation of the refrigeration plate 7. At the same time, the arc furnace can also be operated next time. After the heat dissipation is completed, the refrigeration plate 7 can be re-attached to the arc furnace for continued cooling.

[0031] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An arc furnace steelmaking cooling mechanism, characterized in that: The invention comprises a positioning shell (4) and a refrigeration plate (7), wherein the refrigeration plate (7) is fixedly mounted on the inner wall of the positioning shell (4), the top of the positioning shell (4) is fixedly connected to a bending plate (14), the center of the bending plate (14) is fixedly connected to a positioning rod (13), the top of the positioning rod (13) is fixedly connected to a support plate (9), a connecting rod (15) is fixedly mounted on the lower surface of the support plate (9), the outer wall of the connecting rod (15) is slidably connected to an annular gear plate (11), and an inclined through hole (16) is provided at the intersection of the annular gear plate (11) and the connecting rod (15).

2. The electric arc furnace steelmaking cooling mechanism according to claim 1, characterized in that: The edge of the annular toothed plate (11) is meshedly connected to a transmission gear (12), and the bottom of the transmission gear (12) is fixedly connected to a belt transmission assembly (5).

3. The electric arc furnace steelmaking cooling mechanism according to claim 2, characterized in that: The bottom of the belt drive assembly (5) is rotatably connected to a support bracket (6).

4. The electric arc furnace steelmaking cooling mechanism according to claim 1, characterized in that: A docking protrusion (10) is fixedly mounted on the upper surface of the support plate (9), and the top of the docking protrusion (10) is slidably connected to the positioning plate (3).

5. The electric arc furnace steelmaking cooling mechanism according to claim 4, characterized in that: A positioning slot (8) is provided at the junction of the positioning plate (3) and the docking protrusion (10).

6. The arc furnace steelmaking cooling mechanism according to claim 4, characterized in that: The top of the positioning plate (3) is fixedly connected to the mounting connecting plate (1), and a guide rod (2) is fixedly installed on one side of the mounting connecting plate (1), and the guide rod (2) passes through the positioning plate (3).

7. The electric arc furnace steelmaking cooling mechanism according to claim 6, characterized in that: Telescopic rods (17) are fixedly mounted on both ends of the mounting connection plate (1), and the other end of the telescopic rod (17) is fixedly connected to the top of the positioning plate (3).

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