Device for pushing materials into furnace for steelmaking

Abstract

The utility model discloses a device for pushing materials into a furnace for steelmaking, which comprises a base, a support is arranged at the upper end of the base, a lifting device is arranged on the support, a support frame is arranged at the upper end of the lifting device, a trough is arranged on the support frame, a material barrel is arranged above the inside of the trough and is connected with the support frame, and the lifting device is arranged on the support frame. And a pushing device is arranged on the support frame and slides in the trough. The utility model belongs to the technical field of steelmaking, and particularly relates to equipment for pushing materials into a converter for steelmaking, which solves the problems that when auxiliary materials are fed into the converter in the traditional steelmaking process, the auxiliary materials are added manually according to feelings and cannot be accurately controlled, meanwhile, fatigue is easy to occur, and a high-temperature environment is easy to bring harm to human health.

Description

Technical Field

[0001] The utility model belongs to the technical field of steelmaking, in particular to a device for pushing materials into a furnace for steelmaking. Background Art

[0002] The converter is one of the main equipment for steelmaking. The raw materials for converter steelmaking include main materials such as molten iron and scrap steel, as well as auxiliary materials such as active lime, fluorite, limestone, magnesite, dolomite, sintered ore and converter primary dust removal ash pellets. Traditionally, an inlet for auxiliary materials is opened on the side wall of the vertical vaporization flue at the top of the converter. Various auxiliary materials fall into the converter under the action of gravity after passing through the integrated silo, feeder, discharge chute and vaporization flue.

[0003] In the traditional method, when adding auxiliary materials into the converter, they are mostly added manually by feel, and the proportion of steelmaking cannot be accurately controlled. In addition, manual feeding is also tiring, and standing at the side of the converter for a long time in the high temperature environment is not good for human health. Therefore, improvements are needed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that in traditional steelmaking, when adding auxiliary materials into the converter, manual addition of auxiliary materials by feeling cannot be accurately controlled, fatigue may occur, and the high temperature environment may be detrimental to human health.

[0005] In order to achieve the above-mentioned functions, the technical solution adopted by the utility model is as follows: a steel-making material pushing furnace equipment comprises a base, a bracket is provided at the upper end of the base, a lifting device is provided on the bracket, a support frame is provided at the upper end of the lifting device, a material trough is provided on the support frame, a material barrel is provided above the inner part of the material trough and is connected to the support frame, a pushing device is provided on the support frame and slides in the material trough; the pushing device comprises a cylinder, the cylinder is arranged on the side wall of the support frame, a connecting plate is provided at the output end of the cylinder, a push rod is provided on the connecting plate, a push plate is provided at the other end of the push rod, the push plate is arranged in a rectangular plate shape, the push plate is located at the lower end of the material barrel, and the auxiliary material in the material barrel falls into the material trough by sliding the push plate at the lower end of the material barrel. With the help of the push plate, the auxiliary material can be gradually pushed into the converter in a quantitative manner.

[0006] Furthermore, the lifting device includes a wire reel, which rotates in the bracket, and a gear 2 is provided at the upper end of the wire reel. A screw rod is threadedly connected in the wire reel, and the upper end of the screw rod is fixedly connected to the support frame. A motor is provided on the support frame, and a gear 1 is provided at the output end of the motor. The gear 1 is meshingly connected with the gear 2. The lifting and lowering of the screw rod is realized by rotating the wire reel, so that the support frame can be lifted and lowered, and the loading position of the material trough can be flexibly adjusted.

[0007] Preferably, a guide rod 2 is provided on one side of the material trough, and the guide rod 2 runs through the connecting plate. A guide rod 1 is provided at the lower end of the support frame, and the guide rod 1 runs through the bracket.

[0008] Preferably, a boss is provided at the inner upper end of the support frame, and the boss can be closely attached to the outer wall of the barrel, and the support frame can be closely attached to the outer wall of the trough.

[0009] Preferably, a thread hole is provided in the support frame, the support frame and the material trough are connected by bolts, and the support frame and the material barrel are connected by bolts.

[0010] Preferably, when the push plate pushes the auxiliary material in the material trough down, the upper end surface of the push plate can always block the lower end of the material barrel.

[0011] Preferably, self-locking running wheels are provided at the bottom of the base.

[0012] The utility model adopts the above structure to achieve the following beneficial effects:

[0013] The utility model can realize gradually and quantitatively pushing the auxiliary materials for steelmaking in the material barrel into the converter by arranging the pushing device, thereby saving manpower and improving work efficiency. At the same time, with the help of the lifting device, the auxiliary materials in the material trough can be transported at different heights, and the utility model is widely used. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an overall stereogram of a steelmaking material pushing furnace device according to the utility model;

[0015] Figure 2 It is a partial three-dimensional diagram of a material pushing device of a steelmaking material pushing furnace device according to the utility model;

[0016] Figure 3 for Figure 1 A partial enlarged view of the middle part;

[0017] Figure 4 A three-dimensional diagram of the support frame.

[0018] Among them, 1. base, 2. bracket, 3. lifting device, 4. support frame, 5. material trough, 6. material barrel, 7. pushing device, 8. cylinder, 9. connecting plate, 10. push rod, 11. push plate, 12. wire drum, 13. gear 2, 14. screw rod, 15. motor, 16. gear 1, 17. guide rod 2, 18. guide rod 1, 19. boss, 20. wire hole, 21. bolt, 22. walking wheel. DETAILED DESCRIPTION

[0019] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are 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.

[0020] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0021] like Figure 1-4 The utility model is a steel-making material pushing furnace equipment, comprising a base 1, a self-locking walking wheel 22 is provided at the bottom of the base 1, a bracket 2 is provided at the upper end of the base 1, a lifting device 3 is provided on the bracket 2, a support frame 4 is provided at the upper end of the lifting device 3, a material trough 5 is provided on the support frame 4, a material barrel 6 is provided above the inside of the material trough 5 and is connected to the support frame 4, a boss 19 is provided at the inner upper end of the support frame 4, the boss 19 can be closely attached to the outer wall of the material barrel 6, the support frame 4 can be closely attached to the outer wall of the material trough 5, a thread hole 20 is provided in the support frame 4, the support frame 4 and the material trough 5 are fastened by bolts 21, the support frame 4 and the material barrel 6 are fastened by bolts 21, a pushing device 7 is provided on the support frame 4 and slides in the material trough 5;

[0022] like Figure 1-2 The pushing device 7 includes a cylinder 8, which is arranged on the side wall of the support frame 4. A connecting plate 9 is provided at the output end of the cylinder 8. A guide rod 2 17 is provided on one side of the trough 5. The guide rod 2 17 runs through the connecting plate 9. A guide rod 18 is provided at the lower end of the support frame 4. The guide rod 18 runs through the bracket 2. A push rod 10 is provided on the connecting plate 9. A push plate 11 is provided at the other end of the push rod 10. The push plate 11 is arranged in a rectangular plate shape. The push plate 11 is located at the lower end of the barrel 6. When the push plate 11 pushes the auxiliary material in the trough 5 down, the upper end surface of the push plate 11 must always block the lower end of the barrel 6. The push plate 11 slides on the lower end of the barrel 6, and the auxiliary material in the barrel 6 falls into the trough 5. With the help of the push plate 11, the auxiliary material can be gradually pushed into the converter in a quantitative manner.

[0023] like Figure 1 and 3The lifting device 3 includes a wire drum 12, which rotates in the bracket 2. A gear 2 13 is provided at the upper end of the wire drum 12. A screw rod 14 is threadedly connected in the wire drum 12. The upper end of the screw rod 14 is fixedly connected to the support frame 4. A motor 15 is provided on the support frame 4. A gear 16 is provided at the output end of the motor 15. The gear 16 is meshed with the gear 2 13. The lifting and lowering of the screw rod 14 is realized by rotating the wire drum 12, so that the support frame 4 can be lifted and lowered, and the loading position of the material trough 5 can be flexibly adjusted.

[0024] During specific use, the auxiliary materials needed for steelmaking are first loaded into the material barrel 6, and then the material trough 5 is located on one side of the converter by means of the walking wheel 22, and the motor 15 is started, the gear 16 engages with the gear 2 13 to rotate, the wire drum 12 rotates, the wire drum 12 rotates in the bracket 2, and drives the screw rod 14 to rise and fall, and the support frame 4 to rise and fall, so that the height of the material trough 5 and the material barrel 6 can be adjusted until the height is appropriate.

[0025] When pushing materials into the converter, first start the cylinder 8, the cylinder 8 pushes the connecting plate 9, and the connecting plate 9 pulls the push rod 10, so that the push plate 11 slides backward in the material trough 5 until the blockage of the material barrel 6 is completely lost, and the auxiliary material in the material barrel 6 will fall into the material trough 5, and then start the cylinder 8 in the reverse direction, the push rod 10 will push the push plate 11, and the push plate 11 will push the auxiliary material in the material trough 5 out from the other side of the material trough 5 to complete the quantitative loading. During the pushing process of the push plate 11, the push plate 11 will block the auxiliary material in the material barrel 6 to prevent it from falling.

[0026] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A steelmaking material pushing furnace equipment, comprising a base, wherein a bracket is provided at the upper end of the base, characterized in that: The bracket is provided with a lifting device, the upper end of the lifting device is provided with a support frame, the support frame is provided with a material trough, the upper part of the material trough is provided with a material barrel and connected to the support frame, and the support frame is provided with a pushing device and slides in the material trough.

2. The steelmaking material pushing furnace equipment according to claim 1, characterized in that: The pushing device includes a cylinder, which is arranged on the side wall of the support frame. A connecting plate is provided at the output end of the cylinder, a push rod is provided on the connecting plate, and a push plate is provided at the other end of the push rod. The push plate is arranged in a rectangular plate shape and is located at the lower end of the barrel.

3. The steelmaking material pushing furnace equipment according to claim 2, characterized in that: The lifting device includes a wire drum, which rotates in a bracket. A gear 2 is provided at the upper end of the wire drum. A screw rod is threadedly connected in the wire drum. The upper end of the screw rod is fixedly connected to a support frame. A motor is provided on the support frame. A gear 1 is provided at the output end of the motor. The gear 1 is meshed with the gear 2.

4. The steelmaking material pushing furnace equipment according to claim 3, characterized in that: A second guide rod is provided on one side of the material trough, and the second guide rod runs through the connecting plate. A first guide rod is provided on the lower end of the support frame, and the first guide rod runs through the bracket.

5. The steelmaking material pushing furnace equipment according to claim 4, characterized in that: The inner upper end of the support frame is provided with a boss, and the boss can be closely attached to the outer wall of the barrel, and the support frame can be closely attached to the outer wall of the trough.

6. The steelmaking material pushing furnace equipment according to claim 5, characterized in that: The support frame is provided with a thread hole, the support frame and the material trough are connected by bolts, and the support frame and the material barrel are connected by bolts.

7. The steelmaking material pushing furnace equipment according to claim 6, characterized in that: When the push plate pushes the auxiliary material in the material trough down, the upper end surface of the push plate should be able to always block the lower end of the material barrel.

8. The steelmaking material pushing furnace equipment according to claim 7, characterized in that: The bottom of the base is provided with self-locking running wheels.

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