Blending device for producing molten steel deoxidation modifier

Abstract

The utility model relates to a blending device for molten steel deoxidation modifier production, which comprises a box body and a box cover, a hollow rotating shaft is rotatably arranged in the box body, main stirring frames are symmetrically and fixedly arranged on two sides of the hollow rotating shaft, a horizontal rod is rotatably arranged in each main stirring frame, and auxiliary stirring rods are symmetrically and fixedly arranged on two sides of each horizontal rod. The end, away from the main stirring frame, of the horizontal rod extends into the hollow rotating shaft, specifically, the hollow rotating shaft drives the main stirring frame to rotate, materials in the box body can be stirred in the vertical direction, meanwhile, the materials can be stirred in the horizontal direction when the horizontal rod rotates, and therefore the materials are stirred in different directions, and the material mixing effect is improved.

Description

Technical Field

[0001] The utility model relates to the field of molten steel deoxidation modifier production, in particular to a mixing device for molten steel deoxidation modifier production. Background Technique

[0002] The molten steel deoxidation modifier is an additive used in the steelmaking process. Its main functions are to deoxidize, desulfurize, degas and remove inclusions from the molten steel, thereby improving the purity and quality of the molten steel. Its specific composition is usually adjusted and processed according to the needs of the steel mill, and generally contains aluminum, alumina, calcium oxide, silicon dioxide, etc. The performance of this modifier includes preventing secondary oxidation of molten steel, increasing the desulfurization rate in molten steel refining, absorbing alumina inclusions in steel, reducing the clogging of tundish nozzles, etc. It can be used as a slag former, refining agent and desulfurization accelerator, etc., and can well complete the tasks of deoxidation, desulfurization, degassing and inclusion removal in the refining process. When the molten steel deoxidation modifier is produced, a variety of raw materials need to be mixed. However, the existing mixing device for molten steel deoxidation modifier production has a single stirring method and cannot fully mix the raw materials. Content of the Utility Model

[0003] The purpose of the utility model is to provide a mixing device for molten steel deoxidation modifier production, which is used to solve the problem that the existing mixing device for molten steel deoxidation modifier production cannot fully mix the raw materials.

[0004] To solve the above problems, the utility model provides a mixing device for molten steel deoxidation modifier production, including a box body and a box cover. A hollow rotating shaft is rotatably arranged in the box body. Main stirring frames are symmetrically and fixedly arranged on both sides of the hollow rotating shaft. A horizontal rod is rotatably arranged in each main stirring frame. Auxiliary stirring rods are symmetrically and fixedly arranged on both sides of the horizontal rod. One end of the horizontal rod far from the main stirring frame extends into the hollow rotating shaft.

[0005] The mixing device for molten steel deoxidation modifier production provided by the utility model further has the following technical features:

[0006] Further, a feed inlet is opened on the box cover. The top end of the hollow rotating shaft penetrates through the box cover, and the bottom end of the hollow rotating shaft is rotatably connected to the bottom wall of the box body.

[0007] Further, a driving component for driving the hollow rotating shaft and the horizontal rod to rotate is fixedly arranged on the top of the box cover. The driving component includes a first driving component for driving the hollow rotating shaft to rotate and a second driving component for driving the horizontal rod to rotate. A belt component is connected between the first driving component and the second driving component.

[0008] Further, the first driving assembly includes a motor fixed above the box cover, a driving gear fixedly connected to the output end of the motor, and a driven gear ring fixedly arranged coaxially with the top end of the hollow rotating shaft, and the driving gear is meshed and connected with the driven gear ring.

[0009] Further, the second driving assembly includes a suspension rod coaxially arranged inside the hollow rotating shaft, a driving bevel gear fixed to the bottom end of the suspension rod, and a driven bevel gear meshed with the driving bevel gear. The top end of the suspension rod penetrates through the top end of the hollow rotating shaft, and the driven bevel gear is fixedly connected coaxially with one end of the horizontal rod penetrating through the hollow rotating shaft.

[0010] Further, the belt assembly includes a first belt pulley fixedly arranged coaxially with the output end of the motor, a second belt pulley fixedly arranged coaxially with the top end of the suspension rod, and a transmission belt.

[0011] The utility model has the following beneficial effects: driving the main stirring frame to rotate through the hollow rotating shaft, the materials in the box body can be stirred in the vertical direction, and at the same time, when the horizontal rod rotates, the materials can be stirred in the horizontal direction, so as to stir the materials from different directions and improve the mixing effect. Description of the Drawings

[0012] Figure 1 It is a schematic diagram of the overall structure of the mixing device for producing molten steel deoxidation and modification agent;

[0013] Figure 2 It is Figure 1 a partially enlarged schematic diagram of the structure at A in

[0014] Figure 3 It is Figure 1 a partially enlarged schematic diagram of the structure at B in Detailed Embodiments

[0015] The present utility model will be described in detail below with reference to the drawings and in combination with embodiments. It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other.

[0016] Such as Figures 1 to 3In an embodiment of the mixing device for producing molten steel deoxidation and modification agent of the present utility model shown, it includes a box body 10 and a box cover 11. A hollow rotating shaft 20 is rotatably arranged in the box body 10. Main stirring frames 21 are symmetrically and fixedly arranged on both sides of the hollow rotating shaft 20. A horizontal rod 30 is rotatably arranged in each main stirring frame 21. Auxiliary stirring rods 31 are symmetrically and fixedly arranged on both sides of the horizontal rod 30. One end of the horizontal rod 30 away from the main stirring frame 21 extends into the hollow rotating shaft 20. Specifically, by driving the main stirring frame 21 to rotate through the hollow rotating shaft 20, the materials in the box body 10 can be stirred in the vertical direction. At the same time, when the horizontal rod 30 rotates, the materials can be stirred in the horizontal direction, so as to stir the materials from different directions and improve the mixing effect.

[0017] In an embodiment of the present application, preferably, a feed inlet 110 is opened on the box cover 11. The top end of the hollow rotating shaft 20 penetrates through the box cover 11, and the bottom end of the hollow rotating shaft 20 is rotatably connected to the bottom wall of the box body 10.

[0018] In an embodiment of the present application, preferably, a driving assembly for driving the hollow rotating shaft 20 and the horizontal rod to rotate is fixedly arranged on the top of the box cover 11. The driving assembly includes a first driving assembly 40 for driving the hollow rotating shaft 20 to rotate and a second driving assembly 50 for driving the horizontal rod 30 to rotate. A belt assembly 60 is connected between the first driving assembly 40 and the second driving assembly.

[0019] In an embodiment of the present application, preferably, the first driving assembly 40 includes a motor 41 fixed above the box cover 11, a driving gear 42 fixedly connected to the output end of the motor 41, and a driven gear ring 43 coaxially and fixedly arranged with the top end of the hollow rotating shaft 20. The driving gear 42 is meshed with the driven gear ring 43. Specifically, the motor 41 drives the driving gear 42 to rotate, the driving gear drives the driven gear ring 43 to rotate, the driven gear ring 43 drives the hollow rotating shaft 20 to rotate, and the hollow rotating shaft 20 drives the main stirring frame 21 to stir the materials in the vertical direction. A brush 210 is fixedly arranged on the outer wall of the main stirring frame 21, and the brush 210 abuts against the inner wall of the box body 10 to sweep away the materials adhering to the inner wall of the box body 10.

[0020] In an embodiment of the present application, preferably, the second driving assembly 50 includes a suspension rod 51 coaxially arranged inside the hollow rotating shaft 20, a driving bevel gear 52 fixed to the bottom end of the suspension rod 51, and a driven bevel gear 53 meshing with the driving bevel gear 52. The top end of the suspension rod 51 penetrates through the top end of the hollow rotating shaft 20. The driven bevel gear 53 is coaxially and fixedly connected to one end of the horizontal rod 30 penetrating through the hollow rotating shaft 20. Specifically, the rotating direction of the suspension rod 51 is opposite to that of the hollow rotating shaft 20. When the suspension rod 51 rotates, the suspension rod 51 drives the driving bevel gear 52 to rotate, the driving bevel gear 52 drives the driven bevel gear 53 to rotate, and the driven bevel gear 53 drives the corresponding horizontal rod 30 to rotate, so as to stir the material in the horizontal direction and improve the mixing effect.

[0021] In an embodiment of the present application, preferably, the belt assembly 60 includes a first belt pulley 61 coaxially and fixedly arranged at the output end of the motor 41, a second belt pulley 62 coaxially and fixedly arranged at the top end of the suspension rod 51, and a transmission belt 63. Specifically, the motor 41 drives the first belt pulley 61 to rotate, the first belt pulley 61 drives the second belt pulley 62 to rotate through the transmission belt 63, the second belt pulley 62 drives the suspension rod 51 to rotate, the suspension rod 51 drives the driving bevel gear 52 to rotate, the driving bevel gear 52 drives the driven bevel gear 53 to rotate, and the driven bevel gear 53 drives the two horizontal rods 30 to rotate in opposite directions. The horizontal rods 30 drive the auxiliary stirring rods 31 to assist in stirring the material, so as to improve the mixing effect.

[0022] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A mixing device for producing a molten steel deoxidation modifier, characterized in that: It includes a box body and a box cover, wherein a hollow rotating shaft is rotatably provided in the box body, main stirring frames are symmetrically fixed on both sides of the hollow rotating shaft, a horizontal rod is rotatably provided in each main stirring frame, auxiliary stirring rods are symmetrically fixed on both sides of the horizontal rod, and one end of the horizontal rod away from the main stirring frame extends into the hollow rotating shaft.

2. The mixing device for producing molten steel deoxidation and modification agent according to claim 1, characterized in that: A feed port is provided on the box cover, the top end of the hollow rotating shaft passes through the box cover, and the bottom end of the hollow rotating shaft is rotatably connected to the bottom wall of the box body.

3. The mixing device for producing molten steel deoxidation and modification agent according to claim 1, characterized in that: A driving assembly for driving the hollow shaft and the horizontal rod to rotate is fixedly provided on the top of the box cover. The driving assembly includes a first driving assembly for driving the hollow shaft to rotate and a second driving assembly for driving the horizontal rod to rotate. A belt assembly is connected between the first driving assembly and the second driving assembly.

4. The mixing device for producing molten steel deoxidation and modification agent according to claim 3, characterized in that: The first driving assembly includes a motor fixed above the box cover, a driving gear fixedly connected to the output end of the motor, and a driven gear ring fixedly arranged coaxially with the top end of the hollow rotating shaft, and the driving gear is meshingly connected with the driven gear ring.

5. The mixing device for producing molten steel deoxidation and modification agent according to claim 4, characterized in that: The second driving assembly includes a suspension rod coaxially arranged in the hollow rotating shaft, a driving bevel gear fixed to the bottom end of the suspension rod, and a driven bevel gear meshing with the driving bevel gear. The top end of the suspension rod passes through the top end of the hollow rotating shaft, and the driven bevel gear is coaxially fixedly connected to one end of the horizontal rod passing through the hollow rotating shaft.

6. The mixing device for producing molten steel deoxidation and modification agent according to claim 5, characterized in that: The belt assembly comprises a first pulley fixedly arranged coaxially with the output end of the motor, a second pulley fixedly arranged coaxially with the top end of the suspension rod, and a transmission belt.

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