Adjustable slag charge feeding device for smelting low-carbon low-silicon steel

Abstract

The utility model belongs to the technical field of low-carbon low-silicon steel smelting processing, and particularly relates to an adjustable slag charge feeding device for low-carbon low-silicon steel smelting, which comprises a carbon low-silicon steel smelting device, and a slag charge blanking box is fixedly mounted at the top of the carbon low-silicon steel smelting device. A plurality of partition plates are fixedly mounted on the inner walls of the front side and the rear side of the slag discharging box, a filter plate is arranged between one sides of the partition plates, two connecting frames are fixedly mounted at the top of the filter plate, and limiting plates are fixedly mounted on the outer sides of the connecting frames. A driving shaft drives a rotating shaft to rotate through a first bevel gear, the rotating shaft drives a movable shaft to rotate through a second bevel gear, the movable shaft can drive a plurality of striking blocks to rotate after rotating, and the striking blocks can strike and vibrate a slag discharging box after rotating; therefore, the materials above the filter plate are not easy to block, and the filtering efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of smelting and processing of low-carbon and low-silicon steel, in particular to an adjustable slag feed device for smelting low-carbon and low-silicon steel. Background Art

[0002] Steel, with its low price and reliable performance, has become one of the most widely used materials in the world. It is an indispensable component in the construction industry, manufacturing industry and people's daily life. It can be said that steel is the material basis of modern society. Steel is classified into low-carbon steel, medium-carbon steel, high-carbon steel, etc. according to its carbon content. Among them, the precursor of low-carbon and low-silicon steel is boiling steel; when the existing low-carbon and low-silicon steel is smelted, the slag is generally directly put into the smelting furnace.

[0003] The patent publication number CN212902658U discloses an adjustable slag feed device for smelting low-carbon and low-silicon steel, including a smelting furnace body. An inlet is installed at the top of the smelting furnace body, and a fixed disc is fixedly connected to the inner wall of the top of the inlet. A fixed rotating shaft is installed inside the fixed disc through a bearing, and a cleaning rod is fixedly connected to the top surface of the fixed rotating shaft. A first bevel gear is sleeved on the bottom surface of the fixed rotating shaft, and the surface of the first bevel gear abuts against the surface of a second bevel gear.

[0004] When it is in use, it is difficult to clean the filter plate of the existing device, and it is difficult for the device to classify and feed a large amount of materials and feed them regularly, so that the staff needs to feed them regularly and quantitatively, resulting in low work efficiency. Therefore, we propose an adjustable slag feed device for smelting low-carbon and low-silicon steel. Content of the Utility Model

[0005] The purpose of the utility model is to solve the deficiencies existing in the prior art, and to propose an adjustable slag feed device for smelting low-carbon and low-silicon steel.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An adjustable slag feeding device for smelting low-carbon and low-silicon steel, including a low-carbon and low-silicon steel smelting device. A slag feeding box is fixedly installed at the top of the low-carbon and low-silicon steel smelting device. A plurality of partition plates are fixedly installed on the front and rear inner walls of the slag feeding box. A filter plate is arranged between one sides of the partition plates. Two connecting frames are fixedly installed at the top of the filter plate. A limiting plate is fixedly installed on the outer side of the connecting frames. A holding handle is fixedly installed between one sides of the connecting frames. A fixed box is fixedly installed on the front side of the slag feeding box. A fixing frame is fixedly installed on the rear inner wall of the fixed box. Fixing plates are fixedly installed on the upper and lower sides of the rear inner wall of the fixed box. First support plates are fixedly installed at the four corners between the front and rear inner walls of the fixed box. A striking component is arranged above the fixed box, the fixing frame, the fixing plates and the first support plates. A feeding component is arranged above the low-carbon and low-silicon steel smelting device and the slag feeding box.

[0008] As a further improvement of the above solution, the striking component includes a motor, a driving shaft, a rotating shaft, a first bevel gear, a movable shaft, a second bevel gear and a striking block. The motor is fixedly installed inside the fixing frame. The driving shaft is fixedly installed at the output end of the driving shaft. The rotating shaft is rotatably installed inside the fixing plate. The first bevel gear is fixedly installed on the outer sides of the driving shaft and the rotating shaft. The first bevel gears are meshed with each other. The movable shaft is rotatably installed inside the first support plate. The second bevel gear is fixedly installed on the outer sides of the rotating shaft and the movable shaft. Adjacent second bevel gears are meshed with each other. A plurality of striking blocks are fixedly installed on the outer side of the movable shaft.

[0009] As a further improvement of the above solution, the feeding component includes a second support plate, an electric telescopic rod and a baffle. The second support plate is fixedly installed in front of the top of the low-carbon and low-silicon steel smelting device. A plurality of electric telescopic rods are fixedly installed on the rear side of the second support plate. The baffle is fixedly installed at the output end of the electric telescopic rod.

[0010] As a further improvement of the above solution, sliding grooves are opened on both the front and rear sides of the slag feeding box. The connecting frames are slidably installed inside the sliding grooves.

[0011] As a further improvement of the above solution, a plurality of chutes are opened on the front side of the slag feeding box. The baffle is slidably installed inside the chutes.

[0012] As a further improvement of the above solution, a plurality of through grooves are opened on the rear side of the fixed box. The striking blocks are rotatably installed inside the through grooves.

[0013] As a further improvement of the above solution, rotating grooves are opened on one sides of the fixing plate and the first support plate. The rotating shaft and the movable shaft are respectively rotatably installed inside the corresponding rotating grooves.

[0014] As a further improvement of the above solution, the shape of the striking block is oval, and the material of the striking block is soft rubber material.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] (1) For an adjustable slag feed amount device for low-carbon and low-silicon steel smelting of the present utility model, through the provided striking assembly, during the feeding process, the driving shaft drives the rotating shaft to rotate through the first bevel gear, the rotating shaft drives the movable shaft to rotate through the second bevel gear, the movable shaft can drive a plurality of striking blocks to rotate after rotation, and the striking blocks can strike and vibrate the slag feeding box after rotation, so that the materials above the filter plate are not easily blocked, and the filtering efficiency is improved;

[0017] (2) For an adjustable slag feed amount device for low-carbon and low-silicon steel smelting of the present utility model, through the provided feeding assembly, the filter plate is slid into the inner side of the slag feeding box through the connecting frame, the materials are placed above the filter plate, the filter plate can filter the sundries inside the materials, the filtered materials can fall above the baffle, and the electric telescopic rod is controlled to drive the baffle to move, so that the materials can fall into the inner side of the low-carbon and low-silicon steel smelting device for smelting after the baffle no longer supports the materials. Description of the Drawings

[0018] Figure 1 is a three-dimensional structural schematic diagram of an adjustable slag feed amount device for low-carbon and low-silicon steel smelting proposed by the present utility model;

[0019] Figure 2 is an exploded structural schematic diagram of an adjustable slag feed amount device for low-carbon and low-silicon steel smelting proposed by the present utility model;

[0020] Figure 3 is a partial three-dimensional structural schematic diagram of an adjustable slag feed amount device for low-carbon and low-silicon steel smelting proposed by the present utility model;

[0021] Figure 4 is Figure 3 a partial structural schematic diagram of part A in

[0022] In the figure: 1, low-carbon and low-silicon steel smelting device; 2, slag feeding box; 3, partition plate; 4, filter plate; 5, connecting frame; 6, limiting plate; 7, holding handle; 8, fixed box; 9, fixed frame; 10, fixing plate; 11, first support plate; 12, motor; 13, driving shaft; 14, rotating shaft; 15, first bevel gear; 16, movable shaft; 17, second bevel gear; 18, striking block; 19, second support plate; 20, electric telescopic rod; 21, baffle. Detailed Embodiments

[0023] The technical solution of the present utility model will be clearly and completely described below in conjunction with specific embodiments. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts belong to the scope of protection of the present utility model.

[0024] Embodiment 1: Please refer to Figures 1-4 , the present utility model provides a technical solution: an adjustable slag feeding device for smelting low-carbon and low-silicon steel, including a low-carbon and low-silicon steel smelting device 1, a slag feeding box 2 is fixedly installed on the top of the low-carbon and low-silicon steel smelting device 1, a plurality of partition plates 3 are fixedly installed on the inner walls of the front and rear sides of the slag feeding box 2, a filter plate 4 is arranged between one sides of the partition plates 3, two connecting frames 5 are fixedly installed on the top of the filter plate 4, a limiting plate 6 is fixedly installed on the outer side of the connecting frame 5, a holding handle 7 is fixedly installed between one sides of the connecting frame 5, a fixed box 8 is fixedly installed on the front side of the slag feeding box 2, a fixed frame 9 is fixedly installed on the rear inner wall of the fixed box 8, fixing plates 10 are fixedly installed on the upper and lower sides of the rear inner wall of the fixed box 8, first support plates 11 are fixedly installed at the four corners between the front and rear inner walls of the fixed box 8, a striking component is arranged above the fixed box 8, the fixed frame 9, the fixing plates 10 and the first support plates 11, and a feeding component is arranged above the low-carbon and low-silicon steel smelting device 1 and the slag feeding box 2. The low-carbon and low-silicon steel smelting device 1 includes a blowing device, a spraying device, a gas treatment device, and a slag and iron treatment device, so as to smelt the slag into steel.

[0025] In this embodiment, the striking component includes a motor 12, a driving shaft 13, a rotating shaft 14, a first bevel gear 15, a movable shaft 16, a second bevel gear 17 and a striking block 18. The motor 12 is fixedly installed inside the fixed frame 9, the driving shaft 13 is fixedly installed at the output end of the driving shaft 13, the rotating shaft 14 is rotatably installed inside the fixing plate 10, the first bevel gear 15 is fixedly installed on the outer sides of the driving shaft 13 and the rotating shaft 14, the first bevel gears 15 are meshed with each other, the movable shaft 16 is rotatably installed inside the first support plate 11, the second bevel gear 17 is fixedly installed on the outer sides of the rotating shaft 14 and the movable shaft 16, adjacent second bevel gears 17 are meshed with each other, and a plurality of striking blocks 18 are fixedly installed on the outer side of the movable shaft 16, so that the device can strike the slag feeding box 2 during the feeding process, facilitating the filtering of the materials above the filter plate 4. Moreover, the plurality of partition plates 3 enable the device to classify the feeding and can feed a plurality of materials at regular intervals.

[0026] In this embodiment, sliding grooves are formed on both the front and rear sides of the slag feeding box 2, and the connecting frame 5 is slidably installed inside the sliding grooves. The sliding grooves facilitate the sliding of the filter plate 4 and the connecting frame 5, so that the filter plate 4 of the device can be taken out for cleaning.

[0027] In this embodiment, a plurality of sliding grooves are formed on the front side of the slag feeding box 2, and the baffle 21 is slidably installed inside the sliding grooves.

[0028] In this embodiment, a plurality of through grooves are formed on the rear side of the fixed box 8, and the striking block 18 is rotatably installed inside the through grooves. The through grooves facilitate the striking block 18 to abut against the slag feeding box 2, so that the striking block 18 can strike the slag feeding box 2.

[0029] In this embodiment, rotating grooves are formed on one side of the fixing plate 10 and the first support plate 11, and the rotating shaft 14 and the movable shaft 16 are respectively rotatably installed inside the corresponding rotating grooves.

[0030] In this embodiment, the shape of the striking block 18 is oval, and the material of the striking block 18 is soft rubber material. When the striking block 18 rotates, it can strike the slag feeding box 2, so that the slag feeding box 2 can be in a vibrating state, making the material filtering above the filter plate 4 faster. The material of the striking block 18 makes the movable shaft 16 not easily damaged.

[0031] Embodiment 2: Please refer to Figures 1-4 , the present utility model provides a technical solution: In this embodiment, the feeding assembly includes a second support plate 19, an electric telescopic rod 20 and a baffle 21. The second support plate 19 is fixedly installed in front of the top of the carbon low-silicon steel smelting device 1. A plurality of the electric telescopic rods 20 are fixedly installed on the rear side of the second support plate 19, and the baffle 21 is fixedly installed at the output end of the electric telescopic rod 20; so that the filtered material can be fed above the baffle 21, and the device can control the movement of the baffle 21 by controlling the electric telescopic rod 20 regularly through the controller, so that the device can feed materials regularly.

[0032] Specifically, during the blanking process, the motor 12 can be controlled to drive the drive shaft 13 to rotate, so that the drive shaft 13 drives the rotating shaft 14 to rotate through the first bevel gear 15, and the rotating shaft 14 drives the movable shaft 16 to rotate through the second bevel gear 17. After the movable shaft 16 rotates, it can drive a plurality of striking blocks 18 to rotate. After the striking blocks 18 rotate, they can strike and vibrate the slag blanking box 2, so that the materials above the filter plate 4 are not easily blocked, and the filtration efficiency is improved; the filter plate 4 is slid into the inner side of the slag blanking box 2 through the connecting frame 5, and the limiting plate 6 can limit the height of the filter plate 4. The materials are placed above the filter plate 4, so that the filter plate 4 can filter the sundries inside the materials. The materials after filtration can fall above the baffle 21. The electric telescopic rod 20 is controlled to drive the baffle 21 to move. After the baffle 21 no longer supports the materials, the materials can fall into the inner side of the low-carbon low-silicon steel smelting device 1 for smelting.

[0033] The above has introduced in detail a device for adjusting the slag feed amount for smelting low-carbon low-silicon steel provided by the present utility model. Specific embodiments are used in this article to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model. It should be noted that for those of ordinary skill in the art of this technology, without departing from the principle of the present utility model, several improvements and modifications can still be made to the present utility model, and these improvements and modifications also fall within the protection scope of the claims of the present utility model.

Claims

1. An adjustable slag feed amount device for smelting low-carbon and low-silicon steel, characterized in that, Including: A carbon low-silicon steel smelting device (1), a slag feeding box (2) is fixedly installed at the top of the carbon low-silicon steel smelting device (1). A plurality of partition plates (3) are fixedly installed on the front and rear inner walls of the slag feeding box (2). A filter plate (4) is arranged between one sides of the partition plates (3). Two connecting frames (5) are fixedly installed at the top of the filter plate (4). A limiting plate (6) is fixedly installed on the outer side of the connecting frame (5). A holding handle (7) is fixedly installed between one sides of the connecting frame (5). A fixed box (8) is fixedly installed on the front side of the slag feeding box (2). A fixed frame (9) is fixedly installed on the rear inner wall of the fixed box (8). Fixed plates (10) are fixedly installed on the upper and lower sides of the rear inner wall of the fixed box (8). First support plates (11) are fixedly installed at the four corners between the front and rear inner walls of the fixed box (8). A striking component is arranged above the fixed box (8), the fixed frame (9), the fixed plates (10) and the first support plates (11). A feeding component is arranged above the carbon low-silicon steel smelting device (1) and the slag feeding box (2).

2. The adjustable slag feed device for smelting low-carbon and low-silicon steel according to claim 1, wherein The striking component includes a motor (12), a driving shaft (13), a rotating shaft (14), a first bevel gear (15), a movable shaft (16), a second bevel gear (17) and a striking block (18). The motor (12) is fixedly installed inside the fixed frame (9). The driving shaft (13) is fixedly installed at the output end of the driving shaft (13). The rotating shaft (14) is rotatably installed inside the fixed plate (10). The first bevel gear (15) is fixedly installed on the outer sides of the driving shaft (13) and the rotating shaft (14). The first bevel gears (15) are meshed with each other. The movable shaft (16) is rotatably installed inside the first support plate (11). The second bevel gear (17) is fixedly installed on the outer sides of the rotating shaft (14) and the movable shaft (16). Adjacent second bevel gears (17) are meshed with each other. A plurality of striking blocks (18) are fixedly installed on the outer side of the movable shaft (16).

3. The adjustable slag feed device for smelting low-carbon and low-silicon steel according to claim 1, wherein, The feeding component includes a second support plate (19), an electric telescopic rod (20) and a baffle (21). The second support plate (19) is fixedly installed in front of the top of the carbon low-silicon steel smelting device (1). A plurality of electric telescopic rods (20) are fixedly installed on the rear side of the second support plate (19). The baffle (21) is fixedly installed at the output end of the electric telescopic rod (20).

4. The adjustable slag feed device for smelting low-carbon and low-silicon steel according to claim 1, characterized in that, Sliding grooves are formed on both the front and rear sides of the slag feeding box (2). The connecting frame (5) is slidably installed inside the sliding grooves.

5. An adjustable slag feed device for smelting low-carbon and low-silicon steel according to claim 3, characterized in that, A plurality of sliding grooves are formed on the front side of the slag feeding box (2). The baffle (21) is slidably installed inside the sliding grooves.

6. The adjustable slag feed device for smelting low-carbon and low-silicon steel according to claim 2, wherein, A plurality of through grooves are formed on the rear side of the fixed box (8). The striking block (18) is rotatably installed inside the through grooves.

7. The adjustable slag feed device for smelting low-carbon and low-silicon steel according to claim 2, characterized in that, Rotating grooves are formed on one sides of the fixed plates (10) and the first support plates (11). The rotating shaft (14) and the movable shaft (16) are respectively rotatably installed inside the corresponding rotating grooves.

8. The adjustable slag feed device for smelting low-carbon and low-silicon steel according to claim 2, characterized in that, The shape of the striking block (18) is oval, and the material of the striking block (18) is soft rubber material.

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