Quantitative adding device for silicon-manganese alloy smelting

Abstract

The utility model relates to the technical field of silicon-manganese alloy smelting, and discloses a quantitative adding device for silicon-manganese alloy smelting, which comprises a smelting main body, the upper end of the smelting main body is communicated with a quantitative box, the middle part of the quantitative box is provided with a quantitative cavity, and an adjusting column is rotationally arranged in the quantitative cavity. According to the technical scheme, the adjusting ring can push the wedge-shaped extrusion plate to rotate, the wedge-shaped extrusion plate extrudes the first air bag, air in the first air bag is exhausted into the second air bag through the air pipe, the second air bag is expanded, and therefore the occupied space in the partition plate is adjusted; the quantitative adding amount is further adjusted in practical application, silicomanganese powder additives of different specifications can be conveniently added, the smelting efficiency is further improved, due to the cooperation of a partition plate and a second air bag, the arc-shaped second air bag can reduce the situation that the silicomanganese powder additives are stored in a gap between the partition plate and a connecting base, and the smelting efficiency is improved. And the silicon-manganese powder additive is further conveniently discharged.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon-manganese alloy smelting, in particular to a quantitative adding device for silicon-manganese alloy smelting. Background Art

[0002] Silicon manganese alloy is an alloy composed of manganese, silicon, iron, a small amount of carbon and other elements. It is a ferroalloy with a wide range of uses and a large output. Silicon manganese alloy is a commonly used composite deoxidizer in steelmaking, and a reducing agent in the production of medium and low carbon ferromanganese and the production of metallic manganese by the electric silicon thermal method. Silicon manganese alloy is an alloy composed of manganese, silicon, iron, a small amount of carbon and other elements. It is a ferroalloy with a wide range of uses and a large output. Silicon manganese alloy is a commonly used composite deoxidizer in steelmaking, and a reducing agent in the production of medium and low carbon ferromanganese and the production of metallic manganese by the electric silicon thermal method. Silicon is the most important alloying element in pig iron and carbon steel after manganese.

[0003] After searching, the publication number is (CN216129653U), which discloses a quantitative addition device for silicon-manganese alloy smelting, including a smelting body, the top surface of the smelting body is connected to a discharge pipe, the upper end of the discharge pipe is fixedly provided with a distribution box, the top surface of the distribution box is connected to a feed hopper, a circular groove is provided inside the distribution box, a rotating shaft is provided in the middle of the circular groove, a plurality of distribution plates are fixedly provided on the rotating shaft in a ring array structure, the rear end of the rotating shaft passes through the inner wall of the distribution box and extends to the outer wall and is sleeved with a groove wheel, a mounting seat is fixedly provided at the rear end of the right wall of the distribution box, and a motor is installed on the left wall at the rear end of the mounting seat.

[0004] When implementing this technical solution, at least the following defects still exist: although the utility model can quantitatively add silicon-manganese powder additives, it is inconvenient to adjust the quantitative addition amount in actual application, resulting in only constant addition of silicon-manganese powder additives within the specification, thereby affecting the smelting efficiency, and it is urgently needed to be improved. Therefore, we propose a quantitative addition device for silicon-manganese alloy smelting. Utility Model Content

[0005] The utility model aims to provide a quantitative adding device for smelting silicon-manganese alloy, which solves the problems raised in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a quantitative addition device for smelting silicon-manganese alloy, comprising a smelting body, the upper end of the smelting body is connected to a quantitative box, the middle of the quantitative box is provided with a quantitative cavity, an adjusting column is rotatably installed inside the quantitative cavity, a partition plate is provided on the outer edge of the adjusting column, a servo motor is fixedly installed on the rear side of the quantitative box, a transmission rod is installed on the output end of the servo motor, and one end of the transmission rod is detachably connected to the adjusting column;

[0007] An adjusting cavity is provided in the middle of the adjusting column, a receiving groove is provided on the inner wall of the adjusting cavity, and a first airbag is arranged inside the receiving groove, a fixing ring is sleeved on one end of the transmission rod, a connecting rod is welded to one end of the fixing ring, and an adjusting ring is welded to the other end of the connecting rod, an electromagnet is fixedly installed on the rear side of the quantitative box, and the lower end of the electromagnet is in contact with the upper end of the fixing ring.

[0008] By adopting the above technical scheme, the adjustment ring can push the wedge-shaped extrusion plate to rotate, so that the wedge-shaped extrusion plate squeezes the first airbag, and the air in the first airbag is discharged into the second airbag through the air pipe, so that the second airbag expands, thereby adjusting the occupied space in the partition plate, and further completing the practical application adjustment of the quantitative addition amount, which is convenient for adding silicon-manganese powder additives in different specifications and quantities, and further improving the smelting efficiency. In addition, due to the cooperation between the partition plate and the second airbag, the arc-shaped second airbag can reduce the silicon-manganese powder additives hidden in the gap between the partition plate and the connecting seat, and further facilitate the discharge of the silicon-manganese powder additives.

[0009] Optionally, the adjusting ring is sleeved on the outside of the transmission rod, and a slope is provided on one side of the adjusting ring.

[0010] By adopting the above technical solution, it is convenient to set the inclined surface, so as to ensure the smoothness of the contact between the adjustment ring and the wedge-shaped extrusion plate.

[0011] Optionally, a wedge-shaped extrusion plate is rotatably mounted on the inner wall of the regulating cavity through a rotating shaft, and the wedge-shaped extrusion plate corresponds one-to-one to the first airbag.

[0012] By adopting the above technical solution, it is convenient to extrude the four first airbags simultaneously, and the adjustment of the addition amount of the silicon-manganese powder additive is further ensured.

[0013] Optionally, the air outlet end of the first airbag is connected to an air pipe, and the other end of the air pipe is connected to the air inlet end of the second airbag.

[0014] By adopting the above technical solution, it is convenient to set up the air pipe, so that the air can be transmitted and guided.

[0015] Optionally, the partition plates are distributed in a ring shape, and the partition plates are in contact with the inner wall of the quantitative chamber.

[0016] By adopting the above technical solution, it is convenient to divide the quantitative cavity into four equal parts by setting the partition plate.

[0017] Optionally, the upper end of the quantitative chamber is connected to a feed funnel, and the upper end opening of the feed funnel is larger than the lower end opening.

[0018] By adopting the above technical solution, it is convenient to guide the silicon-manganese powder additive and discharge the silicon-manganese powder additive into the quantitative cavity for quantitative discharge.

[0019] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0020] The technical solution of the present application is to set up a smelting body, a quantitative box, an adjusting column, a servo motor, an adjusting chamber, a fixing ring, a second airbag and an air pipe, so that the adjusting ring can push the wedge-shaped extrusion plate to rotate, so that the wedge-shaped extrusion plate squeezes the first airbag, and the air in the first airbag is discharged into the second airbag through the air pipe to expand the second airbag, thereby adjusting the occupied space in the partition plate, and further completing the actual application adjustment of the quantitative addition amount, which is convenient for adding silicon-manganese powder additives of different specifications and quantities, and further improving the smelting efficiency. In addition, due to the cooperation between the partition plate and the second airbag, the arc-shaped second airbag can reduce the silicon-manganese powder additives hidden in the gap between the partition plate and the connecting seat, and further facilitate the discharge of the silicon-manganese powder additives. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0022] Figure 1 This is a schematic diagram of the overall structure of a quantitative addition device for smelting silicon-manganese alloy according to the utility model;

[0023] Figure 2 The utility model is a schematic diagram of the side cross-sectional structure of an adjusting column of a quantitative adding device for smelting silicon-manganese alloy.

[0024] In the figure: 1. smelting body; 11. quantitative box; 12. quantitative chamber; 13. feeding funnel; 2. adjusting column; 21. partition plate; 22. servo motor; 23. transmission rod; 24. adjusting chamber; 25. first airbag; 26. wedge-shaped extrusion plate; 3. fixing ring; 31. connecting rod; 32. adjusting ring; 33. inclined plane; 4. electromagnet; 5. second airbag; 6. air pipe. DETAILED DESCRIPTION

[0025] See also Figure 1-2 The utility model provides a technical solution: a quantitative addition device for smelting silicon-manganese alloy, comprising a smelting body 1, the upper end of the smelting body 1 is connected with a quantitative box 11, the middle of the quantitative box 11 is provided with a quantitative cavity 12, the inside of the quantitative cavity 12 is rotatably installed with an adjusting column 2, the outer edge of the adjusting column 2 is provided with a partition plate 21, the rear side of the quantitative box 11 is fixedly installed with a servo motor 22, the output end of the servo motor 22 is provided with a transmission rod 23, one end of the transmission rod 23 is detachably connected with the adjusting column 2;

[0026] An adjusting cavity 24 is provided in the middle of the adjusting column 2, a receiving groove is provided in the inner wall of the adjusting cavity 24, and a first airbag 25 is arranged inside the receiving groove, a fixing ring 3 is sleeved on one end of the transmission rod 23, a connecting rod 31 is welded on one end of the fixing ring 3, and an adjusting ring 32 is welded on the other end of the connecting rod 31, an electromagnet 4 is fixedly installed on the rear side of the quantitative box 11, and the lower end of the electromagnet 4 is fitted with the upper end of the fixing ring 3, the air outlet end of the first airbag 25 is connected with an air pipe 6, and the other end of the air pipe 6 is connected with the second airbag 5. The air inlet end is connected, which is convenient for the setting of the air pipe 6, so that the air can be transmitted and guided. The partition plates 21 are distributed in a ring shape, and the partition plates 21 are in contact with the inner wall of the quantitative chamber 12, so that the quantitative chamber 12 can be divided into four equal parts through the setting of the partition plates 21. The upper end of the quantitative chamber 12 is connected to the feed funnel 13, and the upper end opening of the feed funnel 13 is larger than the lower end opening, which is convenient for guiding the silicon manganese powder additive and facilitating the silicon manganese powder additive to be discharged into the quantitative chamber 12 for quantitative discharge.

[0027] The adjusting ring 32 is sleeved on the outside of the transmission rod 23 , and a slope 33 is provided on one side of the adjusting ring 32 , so that the adjusting ring 32 can ensure smooth contact with the wedge-shaped extrusion plate 26 by setting the slope 33 .

[0028] The inner wall of the regulating chamber 24 is rotatably mounted with a wedge-shaped extrusion plate 26, which corresponds to the first airbags 25 one by one, so as to facilitate the simultaneous extrusion of the four first airbags 25, and further ensure the adjustment of the amount of silicon manganese powder additive added.

[0029] When in use, first turn off the electromagnet 4, then push the fixed ring 3 to move to the left, the fixed ring 3 drives the connecting rod 31 to follow the movement, and the connecting rod 31 drives the adjusting ring 32 to move in the adjusting chamber 24. When the adjusting ring 32 contacts the wedge-shaped extrusion plate 26, the adjusting ring 32 will push the wedge-shaped extrusion plate 26 to rotate, so that the wedge-shaped extrusion plate 26 squeezes the first airbag 25, and the air in the first airbag 25 is discharged into the second airbag 5 through the air pipe 6, so that the second airbag 5 expands, thereby adjusting the occupied space in the partition plate 21, and further completing the actual application adjustment of the quantitative addition amount, so as to facilitate the addition of silicon-manganese powder additives of different specifications and amounts, and further improve the smelting efficiency. At the same time, due to the cooperation between the partition plate 21 and the second airbag 5, the arc-shaped second airbag 5 can reduce the silicon-manganese powder additives hidden in the gap between the partition plate 21 and the connecting seat, and further facilitate the discharge of the silicon-manganese powder additives.

Claims

1. A quantitative addition device for smelting silicon-manganese alloy, comprising a smelting body (1), characterized in that: The upper end of the smelting body (1) is connected to a quantitative box (11), a quantitative cavity (12) is provided in the middle of the quantitative box (11), an adjusting column (2) is rotatably installed inside the quantitative cavity (12), a partition plate (21) is provided on the outer edge of the adjusting column (2), a servo motor (22) is fixedly installed on the rear side of the quantitative box (11), a transmission rod (23) is installed at the output end of the servo motor (22), and one end of the transmission rod (23) is detachably connected to the adjusting column (2); An adjusting cavity (24) is provided in the middle of the adjusting column (2), a receiving groove is provided on the inner wall of the adjusting cavity (24), and a first air bag (25) is arranged inside the receiving groove; a fixing ring (3) is sleeved on one end of the transmission rod (23), a connecting rod (31) is welded to one end of the fixing ring (3), and an adjusting ring (32) is welded to the other end of the connecting rod (31); an electromagnet (4) is fixedly installed on the rear side of the quantitative box (11), and the lower end of the electromagnet (4) is in contact with the upper end of the fixing ring (3).

2. The quantitative addition device for smelting silicon-manganese alloy according to claim 1, characterized in that: The adjusting ring (32) is sleeved on the outer side of the transmission rod (23), and a slope (33) is provided on one side of the adjusting ring (32).

3. The quantitative addition device for smelting silicon-manganese alloy according to claim 1, characterized in that: A wedge-shaped extrusion plate (26) is rotatably mounted on the inner wall of the regulating cavity (24) via a rotating shaft, and the wedge-shaped extrusion plate (26) corresponds one-to-one to the first airbag (25).

4. The quantitative addition device for smelting silicon-manganese alloy according to claim 1, characterized in that: The air outlet end of the first airbag (25) is connected to an air pipe (6), and the other end of the air pipe (6) is connected to the air inlet end of the second airbag (5).

5. The quantitative addition device for smelting silicon-manganese alloy according to claim 1, characterized in that: The partition plates (21) are distributed in a ring shape, and the partition plates (21) are in close contact with the inner wall of the quantitative chamber (12).

6. The quantitative addition device for smelting silicon-manganese alloy according to claim 1, characterized in that: The upper end of the quantitative chamber (12) is connected to a feeding funnel (13), and the upper end opening of the feeding funnel (13) is larger than the lower end opening.

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