Slag screening equipment

Abstract

The utility model discloses slag screening equipment which comprises a screening barrel and bearing blocks, the bearing blocks are symmetrically arranged below the two sides of the screening barrel, one side of the top of the screening barrel is connected with a feeding pipe, supporting rods are symmetrically arranged below the bearing blocks, a discharging fence is arranged below the middle of the screening barrel, the discharging fence is of a hollow frame structure, and the supporting rods are arranged below the supporting rods. The driving bin is additionally arranged to control the first screening plate and the second screening plate, slag is driven to be stirred in the barrel and move, the slag is screened according to the size through the first screening hole, the second screening hole and the third screening hole, compared with vibration screening, the influence of the amount of the slag is small, and the screening efficiency is high. The problem that in the prior art, vibration screening is greatly influenced by the slag amount, and consequently the screening effect is poor is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of slag screening, in particular to a slag screening device. Background Art

[0002] Slag, also known as molten slag, is a melt generated during the pyrometallurgical process and floating on the surface of liquid substances such as metals. Its composition is mainly oxides, silicon dioxide, aluminum oxide, calcium oxide, and magnesium oxide. It also often contains sulfides and a small amount of metal. Depending on the metallurgical process, slag can be divided into smelting slag, refining slag, and synthetic slag. According to the properties of the slag, there are alkaline slag, acidic slag and neutral slag. Many slags have important uses.

[0003] Currently, slag screening is mostly done through vibration screening. However, if too much slag is put in at one time, the pressure on the vibration structure is too great and the vibration amplitude is small, resulting in poor vibration screening effect. Therefore, a slag screening device is proposed. Utility Model Content

[0004] The purpose of the utility model is to overcome the problem in the prior art that vibration screening is greatly affected by the amount of slag, resulting in poor screening effect, and to provide a slag screening equipment that controls the first screening plate and the second screening plate through a driving bin, drives the slag to be stirred in the cylinder, drives the slag to move, and screens the slag according to size.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a slag screening equipment, including a screening drum and a supporting block, the supporting blocks are symmetrically arranged under both sides of the screening drum, a feed pipe is connected to one side of the top of the screening drum, support rods are symmetrically arranged under the supporting block, and a material unloading enclosure is provided under the middle of the screening drum, and the material unloading enclosure is a frame structure with a hollow interior.

[0006] Preferably, the screening drum includes a cylinder body, a first screening hole, a first screening plate, a second screening hole, a second screening plate, a third screening plate, a third screening hole, a driving bin and a rotating shaft, the cylinder body is arranged on the top of the supporting block, the third screening plate is arranged through the lower end of the cylinder body, the third screening plate is located directly above the hollow of the unloading enclosure, the third screening holes are evenly distributed through the third screening plate, the driving bin is arranged at the upper end of the outer side surface of the cylinder, one end of the rotating shaft is rotatably arranged in the driving bin, the other end of the rotating shaft is located in the cylinder body, the first screening plate is arranged on the side of the rotating shaft, the first screening holes are evenly distributed through the first screening plate, the second screening plate is arranged on the side of the rotating shaft, the second screening plate and the first screening plate are arranged in parallel, the second screening holes are evenly distributed through the second screening plate, and the diameter of the second screening holes is larger than the diameter of the first screening holes.

[0007] Preferably, the driving bin includes a bin body, a rotating motor, a first gear and a second gear. The bin body is arranged at the upper end of the outer side surface of the cylinder, the rotating motor is arranged under the upper wall of the bin body, the first gear is fixedly connected to the rotating motor, the second gear is fixedly sleeved on the rotating shaft, and the second gear is meshed and connected to the first gear.

[0008] Preferably, a bottom plate is provided under the support rod, a side rod is provided on one end of the top of the bottom plate away from the support rod, and the upper end of the side rod is fixed on the side surface of the supporting block.

[0009] Preferably, a filling block is inserted through the side wall of the cylinder close to the drive chamber, and a part of the structure on the side of the filling block extends to the outside of the cylinder. Side panels are symmetrically provided on the side of the filling block, and a handle is provided on the side of the side panel. The other end of the handle is fixed on the outer surface of the filling block.

[0010] Preferably, a sleeve is sleeved on the outer side of the rotating shaft.

[0011] Preferably, the calibers of the first sieve hole and the second sieve hole are larger than the caliber of the third sieve hole.

[0012] Preferably, a fixing block is sleeved on the connecting end of the handle and the filling block, and the fixing block is arranged on the side surface of the filling block.

[0013] The beneficial effects of the utility model are:

[0014] The utility model controls the first screening plate and the second screening plate by adding a driving bin, drives the slag to be stirred in the cylinder, drives the slag to move, and screens the slag according to size through the first screening hole, the second screening hole and the third screening hole. Compared with vibration screening, it is less affected by the amount of slag, and solves the problem in the prior art proposed in the background technology that the vibration screening is greatly affected by the amount of slag, resulting in poor screening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the slag screening equipment of the utility model.

[0016] Figure 2 yes Figure 1 Diagram of the internal structure of the middle screening cylinder.

[0017] Figure 3 It is a structural schematic diagram of the slag screening equipment of the utility model from another perspective.

[0018] Figure 4 yes Figure 3 Diagram of the internal structure of the mid-drive compartment.

[0019] Figure 5 yes Figure 3 A partial enlarged view of point A in the middle.

[0020] In the figure: 1. Screening cylinder; 2. Support block; 3. Feed pipe; 4. Support rod; 5. Unloading enclosure; 6. Cylinder body; 7. First screening hole; 8. First screening plate; 9. Second screening hole; 10. Second screening plate; 11. Third screening plate; 12. Third screening hole; 13. Drive bin; 14. Bin body; 15. Rotating motor; 16. First gear; 17. Second gear; 18. Bottom plate; 19. Side rod; 20. Filling block; 21. Side plate; 22. Handle; 23. Sleeve; 24. Fixed block; 25. Rotating shaft. DETAILED DESCRIPTION

[0021] The following is combined with Figure 1-5 The technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without creative effort shall fall within the scope of protection of the present invention.

[0022] In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, specific orientation structure and operation, and therefore cannot be understood as a limitation on the present invention.

[0023] This embodiment provides a slag screening device, including a screening drum 1 and a supporting block 2. The supporting blocks 2 are symmetrically arranged on both sides of the screening drum 1. A feed pipe 3 is connected to one side of the top of the screening drum 1. Support rods 4 are symmetrically arranged under the supporting block 2. A discharge enclosure 5 is provided under the middle of the screening drum 1. The discharge enclosure 5 is a frame structure with a hollow interior.

[0024] In one embodiment, specifically, the screening drum 1 includes a cylinder 6, a first screening hole 7, a first screening plate 8, a second screening hole 9, a second screening plate 10, a third screening plate 11, a third screening hole 12, a driving bin 13 and a rotating shaft 25. The cylinder 6 is arranged on the top of the supporting block 2, the third screening plate 11 is arranged through the lower end of the cylinder 6, the third screening plate 11 is located just above the hollow of the blanking enclosure 5, the third screening holes 12 are evenly distributed and are arranged through the third screening plate 11, the driving bin 13 is arranged at the upper end of the outer surface of the cylinder 6, and one end of the rotating shaft 25 is rotated. In the driving bin 13, the other end of the rotating shaft 25 is located in the cylinder 6, the first screen plate 8 is arranged on the side of the rotating shaft 25, the first screen holes 7 are evenly distributed and pass through the first screen plate 8, the second screen plate 10 is arranged on the side of the rotating shaft 25, the second screen plate 10 and the first screen plate 8 are arranged in parallel, the second screen holes 9 are evenly distributed and pass through the second screen plate 10, the diameter of the second screen hole 9 is larger than the diameter of the first screen hole 7, the diameters of the first screen hole 7 and the second screen hole 9 are larger than the third screen hole 12, and a sleeve 23 is sleeved on the outside of the rotating shaft 25.

[0025] In one embodiment, specifically, the driving bin 13 includes a bin body 14, a rotating motor 15, a first gear 16 and a second gear 17. The bin body 14 is arranged at the upper end of the outer surface of the cylinder 6, and the rotating motor 15 is arranged under the upper wall of the bin body 14. The first gear 16 is fixedly connected to the rotating motor 15, and the second gear 17 is fixedly sleeved on the rotating shaft 25. The second gear 17 is meshed and connected to the first gear 16.

[0026] In one embodiment, specifically, a bottom plate 18 is provided under the support rod 4 , a side rod 19 is provided on the top end of the bottom plate 18 away from the support rod 4 , and the upper end of the side rod 19 is fixed on the side surface of the supporting block 2 .

[0027] In one embodiment, specifically, a filling block 20 is inserted through the side wall of the cylinder 6 close to the driving bin 13, and a part of the structure on the side of the filling block 20 extends to the outside of the cylinder 6. Side panels 21 are symmetrically provided on the side of the filling block 20, and a handle 22 is provided on the side of the side panel 21. The other end of the handle 22 is fixed on the outer surface of the filling block 20, and a fixing block 24 is provided on the connecting end of the handle 22 and the filling block 20. The fixing block 24 is provided on the side of the filling block 20. The filling block 20 is provided to facilitate the removal of slag that cannot pass through the third screening hole 12.

[0028] The working process of the slag screening equipment in this embodiment is as follows: the slag is fed into the cylinder 6 through the feed pipe 3, and then the rotating motor 15 is started. The rotating motor 15 drives the first gear 16 to rotate, and the first gear 16 drives the rotating shaft 25 to rotate through the second gear 17. The rotating shaft 25 controls the first screen plate 8 and the second screen plate 10 to rotate, and the slag is filtered and screened through the first screen hole 7 and the second screen hole 9. A part of the slag falls through the first screen plate 8, the second screen plate 10 and the third screen plate 11 and is discharged from the cylinder 6, and the remaining slag remains in the cylinder 6, accompanied by the first screen plate 8 and the second screen plate 10 moving in the cylinder 6, and the slag remaining in the cylinder 6 is screened through the first screen holes 7 and the second screen holes 9 of different sizes. When the slag in the cylinder 6 is discharged, the rotating motor 15 controls the first screen plate 8 to rotate to a horizontal position, that is, Figure 2 The filling block 20 is placed in the middle position, and then the staff takes the filling block 20 off the cylinder 6 through the handle 22. Then the staff takes out the slag through the opening on the cylinder 6 corresponding to the filling block 20.

[0029] The above content is merely an example and explanation of the structure of the present utility model. Technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the utility model or exceed the scope defined by the claims, they should all fall within the scope of protection of the present utility model.

Claims

1. A slag screening device, characterized in that: The invention comprises a screening drum (1) and a supporting block (2), wherein the supporting block (2) is symmetrically arranged below the two sides of the screening drum (1), a feeding pipe (3) is connected to one side of the top of the screening drum (1), a supporting rod (4) is symmetrically arranged below the supporting block (2), and a material discharging enclosure (5) is arranged below the middle of the screening drum (1), and the material discharging enclosure (5) is a frame structure with a hollow interior; The screening drum (1) comprises a drum (6), a first screening hole (7), a first screening plate (8), a second screening hole (9), a second screening plate (10), a third screening plate (11), a third screening hole (12), a driving chamber (13) and a rotating shaft (25); the drum (6) is arranged on the top of the supporting block (2); the third screening plate (11) is arranged through the lower end of the drum (6); the third screening plate (11) is located just above the hollow of the unloading enclosure (5); the third screening holes (12) are evenly distributed and are arranged through the third screening plate (11); the driving chamber (13) is arranged on the drum ( 6) at the upper end of the outer surface, one end of the rotating shaft (25) is rotatably arranged in the driving bin (13), and the other end of the rotating shaft (25) is located in the cylinder (6); the first screen plate (8) is arranged on the side of the rotating shaft (25); the first screen holes (7) are evenly distributed and pass through the first screen plate (8); the second screen plate (10) is arranged on the side of the rotating shaft (25); the second screen plate (10) and the first screen plate (8) are arranged in parallel; the second screen holes (9) are evenly distributed and pass through the second screen plate (10); and the diameter of the second screen holes (9) is larger than that of the first screen holes (7).

2. The slag screening equipment according to claim 1, characterized in that: The driving bin (13) comprises a bin body (14), a rotating motor (15), a first gear (16) and a second gear (17); the bin body (14) is arranged at the upper end of the outer surface of the cylinder (6); the rotating motor (15) is arranged below the upper wall of the bin body (14); the first gear (16) is fixedly connected to the rotating motor (15); the second gear (17) is fixedly sleeved on the rotating shaft (25); and the second gear (17) is meshedly connected to the first gear (16).

3. The slag screening equipment according to claim 1, characterized in that: A bottom plate (18) is provided under the support rod (4), and a side rod (19) is provided on the top end of the bottom plate (18) away from the support rod (4). The upper end of the side rod (19) is fixed on the side surface of the supporting block (2).

4. The slag screening equipment according to claim 1, characterized in that: A filling block (20) is inserted through the side wall of the cylinder (6) close to the drive chamber (13), and a portion of the structure on the side of the filling block (20) extends to the outside of the cylinder (6). A side plate (21) is symmetrically provided on the side of the filling block (20), and a handle (22) is provided on the side of the side plate (21). The other end of the handle (22) is fixed on the outer surface of the filling block (20).

5. The slag screening equipment according to claim 1, characterized in that: A sleeve (23) is sleeved on the outer side of the rotating shaft (25).

6. The slag screening equipment according to claim 1, characterized in that: The calibers of the first sieve hole (7) and the second sieve hole (9) are larger than the caliber of the third sieve hole (12).

7. The slag screening equipment according to claim 4, characterized in that: The connection ends of the handle (22) and the filling block (20) are sleeved with a fixing block (24), and the fixing block (24) is arranged on the side of the filling block (20).

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