Quantitative feeding equipment for refining furnace

Abstract

The quantitative feeding equipment comprises a base, a support is fixedly connected to one side of the top end of the base, a motor is fixedly installed at the top end of the support, the output end of the motor is fixedly connected with a first rotating shaft, and a half gear is fixedly connected to the position, close to the top end of the base, of the first rotating shaft. Limiting plates which are symmetrically arranged are fixedly connected to the side, away from the support, of the top end of the base, a feeding box is fixedly connected to the top ends of the limiting plates, feeding blocks are slidably connected into the limiting plates, and racks are fixedly connected to one sides of the feeding blocks; the aluminum particle feeding device has the beneficial effects that the structural design of the motor, the feeding block, the first rotating shaft and the second transmission plate is adopted, aluminum particles can be quantitatively and stably conveyed through the feeding block by starting the motor, and meanwhile, the second transmission plate can be driven through the first rotating shaft to beat the aluminum particles, so that the aluminum particles can fall into a refining furnace more uniformly; and deoxidization is more uniform, and the effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of refining furnaces, in particular to quantitative feeding equipment for refining furnaces. Background Art

[0002] Aluminum is widely used in steelmaking as a steelmaking deoxidizer. Aluminum has a positive effect on the microstructure, heat treatment, mechanical properties, physical, chemical and process properties of steel. When there is high free oxygen in the molten steel, aluminum particles need to be added in batches in a very short time to achieve effective deoxidation.

[0003] Existing refining furnaces generally use manual methods to add metal aluminum particles. Manual addition of aluminum particles has the problems of inaccurate addition amount, uncontrollable addition time, and uneven addition, resulting in low deoxidation efficiency and poor steel liquid purification effect. Utility Model Content

[0004] The purpose of the utility model is to provide a quantitative feeding device for a refining furnace to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a quantitative feeding device for a refining furnace, comprising a base, a bracket is fixedly connected to one side of the top of the base, a motor is fixedly installed on the top of the bracket, a first rotating shaft is fixedly connected to the output end of the motor, a half gear is fixedly connected to the first rotating shaft near the top of the base, a symmetrically arranged limit plate is fixedly connected to the side of the top of the base away from the bracket, a feed box is fixedly connected to the top of the limit plate, a feed block is slidably connected in the limit plate, a rack is fixedly connected to one side of the feed block, a transmission disk is fixedly connected to the bottom end of the first rotating shaft, an extrusion shaft is fixedly connected to one side of the bottom of the transmission disk, a transmission bin is provided near the bottom end of the base, a second rotating shaft is rotatably connected to one side of the transmission bin, a first transmission plate is fixedly connected to the second rotating shaft, and a second transmission plate is fixedly connected to one end of the first transmission plate away from the second rotating shaft.

[0006] Preferably, an extrusion groove is provided at a middle position of the first transmission plate, and the extrusion groove is arranged corresponding to the extrusion shaft.

[0007] Preferably, the rack is designed as a rectangular structure, and the tooth blocks inside the rack are designed as relative structures.

[0008] Preferably, the half gear is arranged corresponding to the rack, and the half gear is meshingly connected with the rack.

[0009] Preferably, the feed block and the feed box are arranged correspondingly, and the feed block and the intermediate feed box are both provided with feed holes near the middle position.

[0010] Compared with the prior art, the beneficial effects of the utility model are: adopting the structural design of the motor, the feed block, the first rotating shaft and the second transmission plate, the aluminum particles can be quantitatively and stably transported through the feed block by starting the motor, and the second transmission plate can be driven by the first rotating shaft to hit the aluminum particles, so that the aluminum particles can fall into the refining furnace more evenly, making the deoxidation more uniform and the effect better. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0012] Figure 2 It is a left side sectional view of the structure of the utility model;

[0013] Figure 3 It is a cross-sectional view of the bottom structure of the utility model.

[0014] In the figure: 1. base; 2. bracket; 3. motor; 4. first rotating shaft; 5. half gear; 6. limit plate; 7. feed box; 8. feed block; 9. rack; 10. transmission plate; 11. extrusion shaft; 12. transmission bin; 13. second rotating shaft; 14. first transmission plate; 15. second transmission plate; 16. extrusion groove; 17. feed hole. DETAILED DESCRIPTION

[0015] The following will be combined with 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 in 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.

[0016] See also Figure 1-3 The utility model provides a technical solution: a quantitative feeding device for a refining furnace, comprising a base 1, a bracket 2 is fixedly connected to one side of the top of the base 1, a motor 3 is fixedly installed on the top of the bracket 2, a first rotating shaft 4 is fixedly connected to the output end of the motor 3, a half gear 5 is fixedly connected to the first rotating shaft 4 near the top of the base 1, a symmetrically arranged limit plate 6 is fixedly connected to the side of the top of the base 1 away from the bracket 2, a feed box 7 is fixedly connected to the top of the limit plate 6, a feed block 8 is slidably connected in the limit plate 6, a rack 9 is fixedly connected to one side of the feed block 8, a transmission disk 10 is fixedly connected to the bottom end of the first rotating shaft 4, an extrusion shaft 11 is fixedly connected to one side of the bottom end of the transmission disk 10, a transmission bin 12 is opened near the bottom end of the base 1, a second rotating shaft 13 is rotatably connected to one side of the transmission bin 12, a first transmission plate 14 is fixedly connected to the second rotating shaft 13, and a second transmission plate 15 is fixedly connected to one end of the first transmission plate 14 away from the second rotating shaft 13.

[0017] An extrusion groove 16 is provided at the middle position of the first transmission plate 14, and the extrusion groove 16 is arranged corresponding to the extrusion shaft 11, so that the extrusion shaft 11 can transmit the first transmission plate 14. The rack 9 is designed as a rectangular structure, and the tooth block inside the rack 9 is designed as a relative structure. The half gear 5 is arranged corresponding to the rack 9, and the half gear 5 is meshed with the rack 9, so that the half gear 5 can drive the rack 9 to reciprocate. The feed block 8 is arranged corresponding to the feed box 7, and the feed block 8 and the intermediate feed box 7 are both provided with a feed hole 17 near the middle position to facilitate quantitative feeding.

[0018] Specifically, when the utility model is used, the motor 3 is started, the motor 3 drives the first rotating shaft 4 to rotate, the rotating first rotating shaft 4 drives the half gear 5 to rotate, the rotating half gear 5 drives the rack 9 to reciprocate, the reciprocating rack 9 drives the feed block 8 to slide in the limit plate 6, when the feed block 8 corresponds to the feed box 7, the aluminum particles inside the feed box 7 fall into the feed hole 17 opened inside the feed block 8, the reciprocating rack 9 drives the aluminum particles to move to one side of the base 1 through the feed block 8, when the feed hole 17 moves over the base 1, The aluminum particles inside the feed block 8 fall down, and the reciprocating feed block 8 can continuously and quantitatively transport the aluminum particles. At the same time, the rotating first shaft 4 drives the transmission disk 10 to rotate, and the rotating transmission disk 10 drives the extrusion shaft 11 to rotate. The rotating extrusion shaft 11 extrude the extrusion groove 16, and the extruded first transmission plate 14 swings back and forth around the second shaft 13. The swinging second transmission plate 15 hits the falling aluminum particles, so that the aluminum particles can fall into the refining furnace more evenly, making the deoxidation more uniform and the effect better.

[0019] Although 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 quantitative feeding device for a refining furnace, characterized in that: The invention comprises a base (1), wherein a bracket (2) is fixedly connected to one side of the top of the base (1), a motor (3) is fixedly installed on the top of the bracket (2), a first rotating shaft (4) is fixedly connected to the output end of the motor (3), a half gear (5) is fixedly connected to the first rotating shaft (4) at a position close to the top of the base (1), a symmetrically arranged limiting plate (6) is fixedly connected to the side of the top of the base (1) away from the bracket (2), a feed box (7) is fixedly connected to the top of the limiting plate (6), and a feed block (8) is slidably connected inside the limiting plate (6), A rack (9) is fixedly connected to one side of the feed block (8); a transmission disc (10) is fixedly connected to the bottom end of the first rotating shaft (4); an extrusion shaft (11) is fixedly connected to one side of the bottom end of the transmission disc (10); a transmission bin (12) is provided near the bottom end of the base (1); a second rotating shaft (13) is rotatably connected to one side of the transmission bin (12); a first transmission plate (14) is fixedly connected to the second rotating shaft (13); and a second transmission plate (15) is fixedly connected to one end of the first transmission plate (14) away from the second rotating shaft (13).

2. A quantitative feeding device for a refining furnace according to claim 1, characterized in that: An extrusion groove (16) is provided at a middle position of the first transmission plate (14), and the extrusion groove (16) is arranged corresponding to the extrusion shaft (11).

3. The quantitative feeding device for a refining furnace according to claim 1, characterized in that: The rack (9) is designed as a rectangular structure, and the tooth blocks inside the rack (9) are designed as relative structures.

4. The quantitative feeding device for a refining furnace according to claim 1, characterized in that: The half gear (5) and the rack (9) are arranged correspondingly, and the half gear (5) and the rack (9) are meshingly connected.

5. The quantitative feeding device for a refining furnace according to claim 1, characterized in that: The feed block (8) and the feed box (7) are arranged correspondingly, and feed holes (17) are provided near the middle of the feed block (8) and the intermediate feed box (7).

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