Dumping type electric arc furnace with angle adjusting mechanism

Abstract

The utility model relates to the technical field of electric arc furnaces, and discloses a dumping type electric arc furnace with an angle adjusting mechanism, which comprises a base, the left side and the right side of the base are fixedly connected with first connecting blocks, the interiors of the first connecting blocks are rotatably connected with first rotating shafts, and the outer rings of the first rotating shafts are rotatably connected with first hydraulic cylinders; connecting plates are arranged at the front ends of the first hydraulic cylinders, a bearing is fixedly connected between the connecting plates, a furnace body is fixedly connected to the inner wall of the bearing, and second connecting blocks are fixedly connected to the outer walls of the left side and the right side of each connecting plate. The first motor drives the furnace body to rotate, internal waste accumulation is avoided, according to needs, rough adjustment is conducted through the first hydraulic cylinder, the rack is meshed with the gear, the rotating shaft is driven to rotate, fine adjustment is conducted, the accuracy is improved, the connecting rod moves downwards, the telescopic sleeve at the upper end of the telescopic sleeve is connected with the discharging pipe through the hoop, and the discharging pipe is connected with the furnace body. And discharging is facilitated, and splashing is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of electric arc furnaces, in particular to a tilting electric arc furnace with an angle adjustment mechanism. Background Art

[0002] The electric arc furnace is an electric furnace that uses the high temperature generated by the electrode arc to melt ores and metals. When the gas discharge forms an arc, the energy is very concentrated, and the temperature in the arc zone is above 3000℃. For melting metal, the electric arc furnace has greater process flexibility than other steelmaking furnaces, can effectively remove impurities such as sulfur and phosphorus, the furnace temperature is easy to control, the equipment occupies a small area, and is suitable for the melting of high-quality alloy steel.

[0003] After searching, the existing Chinese patent announcement number is: CN209978602U, which provides a dumping mechanism for an electric arc furnace used for refractory material production. The patent uses a protective device to buffer the main body of the electric arc furnace to prevent the main body of the electric arc furnace from excessive dumping.

[0004] Although the above patent can prevent the arc furnace body from excessively tipping over, the above-mentioned tipping mechanism of the arc furnace for refractory material production still has the following problems: the furnace body of the traditional arc furnace mostly adopts an eccentric furnace, and the eccentric furnace is used to facilitate the tapping of molten steel. When tapping the molten steel, the eccentric furnace is generally pushed by a tilting cylinder and the tilting angle of the eccentric furnace is changed, so that the molten steel inside can be dumped out after the furnace body is tilted. However, when this method is used to adjust the tilting angle of the arc furnace, the inclination will increase during the process of dumping the molten steel, causing the center of gravity to change position, resulting in unstable and uneven speed problems during dumping.

[0005] In view of the above problems, a tilting arc furnace with an angle adjustment mechanism is proposed. Utility Model Content

[0006] The utility model aims to provide a tipping electric arc furnace with an angle adjustment mechanism, which solves the problem in the background technology that the inclination increases during the pouring of molten steel, causing the center of gravity to change position, resulting in unstable and uneven speed during dumping.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tilting electric arc furnace with an angle adjustment mechanism, comprising a base, wherein the left and right sides of the base are fixedly connected with first connecting blocks, the first connecting block is rotatably connected with a first rotating shaft inside, the outer ring of the first rotating shaft is rotatably connected with a first hydraulic cylinder, a connecting plate is arranged at the front end of the first hydraulic cylinder, bearings are fixedly connected between the connecting plates, the inner wall of the bearing is fixedly connected with a furnace body, the outer walls of the left and right sides of the connecting plate are fixedly connected with second connecting blocks, the second connecting block is rotatably connected with a second rotating shaft inside, and the second rotating shaft is rotatably connected to the output end of the first hydraulic cylinder The top of the middle end of the base is rotatably connected with a rotating shaft, a carrying plate is fixedly connected to the top of the rotating shaft, an inclination sensor is fixedly connected to the bottom of the front end of the carrying plate, a gear is fixedly connected to the outer ring of the rear end of the rotating shaft, a sliding groove is opened inside the rear end of the base, a second hydraulic cylinder is fixedly connected to the left side of the rear end of the base, and the output end of the second hydraulic cylinder is fixedly connected to the rack, a first motor is fixedly connected to the top of the carrying plate, and the output end of the first motor is fixedly connected to the furnace body, a rotating sleeve is fixedly connected to the top of the carrying plate, a feeding pipe is penetrated and fixedly connected to the bottom right side of the furnace body, and a protective component is arranged on the right side of the rotating sleeve.

[0008] By adopting the above technical solution, the angle of the bearing plate is detected by the inclination sensor, and it is adjusted according to different angles, and pushed by the first hydraulic cylinders on both sides.

[0009] As a further description of the above technical solution: the protection component includes a fixed plate, the fixed plate is fixedly connected to the right outer wall of the rotating sleeve, the bottom middle section of the fixed plate is fixedly connected to the second motor, and the output end of the second motor is fixedly connected to a screw rod.

[0010] By adopting the above technical solution, the screw rod is driven to rotate by the second motor.

[0011] As a further description of the above technical solution: the outer ring at the bottom of the screw rod is threadedly connected with a nut pair, and the bottom of the nut pair is fixedly connected with a moving seat.

[0012] By adopting the above technical solution, the screw rod rotates to drive the nut pair to move.

[0013] As a further description of the above technical solution: guide columns are passed through and slidably connected to both the front and rear ends of the movable seat, and the guide columns are fixedly connected to the fixed plate.

[0014] By adopting the above technical solution, the movable seat is limited by the guide column.

[0015] As a further description of the above technical solution: a connecting rod is fixedly connected to the right side of the movable seat, and a telescopic sleeve is fixedly connected to the right side of the connecting rod.

[0016] By adopting the above technical solution, the telescopic tube is fixed to the inside of the telescopic sleeve by the connecting rod, and the telescopic tube is moved downward.

[0017] As a further description of the above technical solution: the telescopic sleeve and the discharge pipe are opened and closed by a clamp.

[0018] By adopting the above technical solution, the feed tube and the telescopic tube at the upper end of the telescopic tube are fixed by a clamp.

[0019] As a further description of the above technical solution: a rotating groove is opened at the bottom of the furnace body, and the rotating groove is slidably connected with the rotating sleeve.

[0020] By adopting the above technical solution, the rotating sleeve is made to rotate on the inner wall through the rotating groove.

[0021] As a further description of the above technical solution: a rack is slidably connected to the inner wall of the sliding groove, and the rack is meshingly connected to the gear.

[0022] By adopting the above technical solution, the gear is driven to rotate by the movement of the rack.

[0023] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0024] 1. The utility model provides a tilting arc furnace with an angle adjustment mechanism. First, the furnace body is driven to rotate by a first motor to avoid the accumulation of waste inside. The connecting plate is pushed by the first hydraulic cylinders on both sides. The first hydraulic cylinder is used to roughly adjust the connecting plate as needed. Then, the second hydraulic cylinder is used to push the internal rack to move, so that the rack is meshed with the gear, driving the rotating shaft to rotate, and fine-tuning is performed to improve accuracy.

[0025] 2. The utility model provides a tilting electric arc furnace with an angle adjustment mechanism, in which a second motor drives a screw rod to rotate, and the rotation of the screw rod drives a nut pair and a moving seat to move, and the movement of the moving seat drives a connecting rod to move downward, so that the telescopic tube inside the telescopic sleeve is pulled downward, and the telescopic sleeve at the upper end of the telescopic sleeve is connected to the discharge pipe through a clamp, so that discharge is convenient, splashing is avoided, and the safety of operation is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0027] Figure 2 It is a schematic diagram of the structure of the gear of the utility model;

[0028] Figure 3 It is a schematic diagram of the cross-sectional structure of the base of the utility model;

[0029] Figure 4It is a schematic diagram of the explosion structure of the rotating sleeve of the utility model;

[0030] Figure 5 It is a schematic diagram of the exploded structure of the clamp of the utility model.

[0031] In the figure: 1. base; 2. first connecting block; 3. first rotating shaft; 4. first hydraulic cylinder; 5. second rotating shaft; 6. second connecting block; 7. connecting plate; 8. furnace body; 9. bearing; 10. rotating shaft; 11. bearing plate; 12. inclination sensor; 13. gear; 14. sliding groove; 15. rack; 16. second hydraulic cylinder; 17. rotating sleeve; 18. first motor; 19. rotating groove; 20. feeding pipe; 21. fixing plate; 22. guide column; 23. second motor; 24. screw; 25. nut pair; 26. moving seat; 27. connecting rod; 28. telescopic sleeve; 29. ​​clamp. DETAILED DESCRIPTION

[0032] The following will refer to 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 of 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.

[0033] In order to further understand the content of the utility model, the utility model is described in detail with reference to the accompanying drawings.

[0034] Reference Figure 1 The utility model discloses a tilting arc furnace with an angle adjustment mechanism, comprising a base 1, wherein first connecting blocks 2 are fixedly connected to the left and right sides of the base 1, and a discharge pipe 20 is passed through and fixedly connected to the bottom of the right side of the furnace body 8, through which the solution inside the furnace body 8 is discharged.

[0035] Reference Figure 2 - Figure 4The first connecting block 2 is internally rotatably connected with the first rotating shaft 3, and the outer ring of the first rotating shaft 3 is rotatably connected with the first hydraulic cylinder 4. A connecting plate 7 is arranged at the front end of the first hydraulic cylinder 4, and a bearing 9 is fixedly connected between the connecting plates 7. When the furnace body 8 rotates through the internal bearing 9, the external connecting plate 7 will not rotate. The inner wall of the bearing 9 is fixedly connected with the furnace body 8, and the outer walls on the left and right sides of the connecting plate 7 are fixedly connected with the second connecting block 6. The second connecting block 6 is internally rotatably connected with the second rotating shaft 5, and the second rotating shaft 5 is rotatably connected with the output end of the first hydraulic cylinder 4. The top of the middle end of the base 1 is rotatably connected with the rotating shaft 10, and the top of the rotating shaft 10 is fixedly connected with a bearing plate 11, and the bottom of the front end of the bearing plate 11 is fixedly connected with an inclination sensor 12. The outer ring of the rear end of the rotating shaft 10 is fixedly connected with a gear 13. A sliding groove 14 is provided inside the rear end of the base 1, and a second hydraulic cylinder 16 is fixedly connected to the left side of the rear end of the base 1, and the output end of the second hydraulic cylinder 16 It is fixedly connected to the rack 15, a first motor 18 is fixedly connected to the top of the carrying plate 11, and the output end of the first motor 18 is fixedly connected to the furnace body 8, a rotating sleeve 17 is fixedly connected to the top of the carrying plate 11, a rotating groove 19 is provided at the bottom of the furnace body 8, and the rotating groove 19 is slidably connected to the rotating sleeve 17, and the furnace body 8 is driven to rotate by the first motor 18, so that the sliding groove 14 rotates on the outer wall of the rotating sleeve 17 to avoid the internal waste from piling up, and the inner wall of the sliding groove 14 is slidably connected with a rack 15, and the rack 15 is meshed with the gear 13. According to needs, the inclination sensor 12 is observed, and the connecting plate 7 is pushed by the first hydraulic cylinders 4 on both sides. The first hydraulic cylinder 4 is roughly adjusted according to needs, and then the internal rack 15 is pushed by the second hydraulic cylinder 16 to move, so that the rack 15 is meshed with the gear 13, so that the gear 13 rotates with the rotating shaft 10 for fine adjustment, and the first hydraulic cylinders 4 on both sides move synchronously.

[0036] Reference Figure 4A protection component is provided on the right side of the rotating sleeve 17, and the protection component includes a fixed plate 21, and the fixed plate 21 is fixedly connected to the outer wall of the right side of the rotating sleeve 17. A second motor 23 is fixedly connected to the middle section of the bottom of the fixed plate 21, and a screw rod 24 is fixedly connected to the output end of the second motor 23. A nut pair 25 is threadedly connected to the outer ring of the bottom of the screw rod 24, and a moving seat 26 is fixedly connected to the bottom of the nut pair 25. The front and rear ends of the moving seat 26 are penetrated and slidably connected with a guide column 22, and the guide column 22 is fixedly connected to the fixed plate 21. A connecting rod 27 is fixedly connected to the right side of the moving seat 26, and a telescopic sleeve 28 is fixedly connected to the right side of the connecting rod 27. The upper and lower ends of the telescopic sleeve 28 can be telescopic, and there are two sections of telescopic tubes inside. The telescopic sleeve 28 is connected to the blanking The tubes 20 are opened and closed by a clamp 29, and the discharge tube 20 and the telescopic tube of the telescopic sleeve 28 are fixed by the clamp 29. The furnace body 8 is rotated and must be reset so that the telescopic sleeve 28 can be aligned. The screw rod 24 is driven to rotate by the second motor 23, and the nut pair 25 is driven to move up and down by the rotation of the screw rod 24. The nut pair 25 is fixed to the moving seat 26, so that the moving seat 26 moves. The moving seat 26 is limited by the guide column 22. When the moving seat 26 moves, the connecting rod 27 is driven to move downward, so that the telescopic tube in the telescopic sleeve 28 is pulled downward, and the telescopic sleeve 28 at the upper end of the telescopic sleeve 28 is connected to the discharge tube 20 by the clamp 29, so as to facilitate the discharge and avoid splashing.

[0037] Working principle: put the waste into the furnace body 8, drive the furnace body 8 to rotate through the first motor 18, so that the sliding groove 14 rotates on the outer wall of the rotating sleeve 17 to prevent the waste inside from piling up, and prevent the connecting plate 7 from rotating through the bearing 9. According to the needs, observe the inclination sensor 12, push the connecting plate 7 through the first hydraulic cylinders 4 on both sides, and make a rough adjustment through the first hydraulic cylinder 4 as needed, and then push the internal rack 15 to move through the second hydraulic cylinder 16, so that the rack 15 is meshed with the gear 13, so that the gear 13 and the rotating shaft 10 rotate, and the Fine-tuning, at the same time, the first hydraulic cylinders 4 on both sides move synchronously, the screw rod 24 is driven to rotate by the second motor 23, and the nut pair 25 is driven to move up and down by the rotation of the screw rod 24. The nut pair 25 is fixed to the moving seat 26, so that the moving seat 26 moves, and the moving seat 26 is limited by the guide column 22. When the moving seat 26 moves, it drives the connecting rod 27 to move downward, so that the telescopic tube in the telescopic sleeve 28 is pulled downward, and the telescopic sleeve 28 at the upper end of the telescopic sleeve 28 is connected to the discharge pipe 20 through the clamp 29, which is convenient for discharging and avoids splashing.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tilting electric arc furnace with an angle adjustment mechanism, comprising a base (1), characterized in that: The base (1) is fixedly connected to first connecting blocks (2) on both left and right sides, the first connecting block (2) is rotatably connected to a first rotating shaft (3) inside, the first rotating shaft (3) is rotatably connected to a first hydraulic cylinder (4) on its outer ring, a connecting plate (7) is provided at the front end of the first hydraulic cylinder (4), bearings (9) are fixedly connected between the connecting plates (7), the inner wall of the bearing (9) is fixedly connected to a furnace body (8), the outer walls of the left and right sides of the connecting plate (7) are fixedly connected to second connecting blocks (6), the second connecting block (6) is rotatably connected to a second rotating shaft (5), and the second rotating shaft (5) is rotatably connected to an output end of the first hydraulic cylinder (4), the top of the middle end of the base (1) is rotatably connected to a rotating shaft (10), the top of the rotating shaft (10) is fixedly connected to A bearing plate (11) is connected, and a tilt sensor (12) is fixedly connected to the bottom of the front end of the bearing plate (11), and a gear (13) is fixedly connected to the outer ring of the rear end of the rotating shaft (10). A sliding groove (14) is provided inside the rear end of the base (1), and a second hydraulic cylinder (16) is fixedly connected to the left side of the rear end of the base (1), and the output end of the second hydraulic cylinder (16) is fixedly connected to the rack (15). A first motor (18) is fixedly connected to the top of the bearing plate (11), and the output end of the first motor (18) is fixedly connected to the furnace body (8). A rotating sleeve (17) is fixedly connected to the top of the bearing plate (11), and a feeding pipe (20) is passed through and fixedly connected to the bottom of the right side of the furnace body (8), and a protective component is arranged on the right side of the rotating sleeve (17).

2. The tilting type electric arc furnace with an angle adjustment mechanism according to claim 1, characterized in that: The protection component comprises a fixing plate (21), the fixing plate (21) being fixedly connected to the right outer wall of the rotating sleeve (17), a second motor (23) being fixedly connected to the middle section of the bottom of the fixing plate (21), and a screw rod (24) being fixedly connected to the output end of the second motor (23).

3. The tilting electric arc furnace with an angle adjustment mechanism according to claim 2, characterized in that: The outer ring at the bottom of the screw rod (24) is threadedly connected to a nut pair (25), and the bottom of the nut pair (25) is fixedly connected to a moving seat (26).

4. The tilting type electric arc furnace with an angle adjustment mechanism according to claim 3, characterized in that: The front and rear ends of the movable seat (26) are penetrated and slidably connected with guide columns (22), and the guide columns (22) are fixedly connected to the fixed plate (21).

5. The tilting type electric arc furnace with an angle adjustment mechanism according to claim 3, characterized in that: The right side of the movable seat (26) is fixedly connected to a connecting rod (27), and the right side of the connecting rod (27) is fixedly connected to a telescopic sleeve (28).

6. The tilting type electric arc furnace with an angle adjustment mechanism according to claim 5, characterized in that: The telescopic sleeve (28) and the feeding pipe (20) are opened and closed by a clamp (29).

7. The tilting type electric arc furnace with an angle adjustment mechanism according to claim 1, characterized in that: A rotating groove (19) is provided at the bottom of the furnace body (8), and the rotating groove (19) is slidably connected to the rotating sleeve (17).

8. The tilting type electric arc furnace with an angle adjustment mechanism according to claim 1, characterized in that: A rack (15) is slidably connected to the inner wall of the sliding groove (14), and the rack (15) is meshingly connected to the gear (13).

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