Clearance-adjustable coke screening device

Abstract

The utility model relates to the technical field of screening devices, in particular to a gap-adjustable coke screening device which comprises a screening shell, a first screening disc, a second screening disc, a supporting shell, an angle adjusting mechanism and a turning and stirring mechanism, a screening opening is formed in the screening shell, the first screening disc is fixedly arranged in the screening opening, and the second screening disc is fixedly arranged in the supporting shell. A first cavity is formed in the first screening disc, a plurality of first screening holes are formed in the first screening disc, the second screening disc is rotationally arranged in the first cavity, a plurality of second screening holes are formed in the second screening disc, the supporting shell is fixedly arranged on the first screening disc, and the angle adjusting mechanism is arranged in the supporting shell. And the driving mechanism is arranged on the supporting shell and used for driving the second screening disc to rotate, the turning and stirring mechanism is arranged on the supporting shell and used for turning and stirring coke on the first screening disc, and through the technical scheme, the problem that in the related technology, the screening efficiency is low when coke with different particle sizes is screened is solved.

Description

Technical Field

[0001] This utility model relates to the field of screening device technology, specifically to a coke screening device with adjustable gap. Background Technology

[0002] In the coke production process, the particle size distribution of coke has a crucial impact on its subsequent performance. Different industrial sectors, such as steel smelting and chemical processing, have specific requirements for coke particle size. To meet these diverse needs, screening devices are required to screen the coke.

[0003] The screening mechanism in the existing system includes a screen and a stirring mechanism. The stirring mechanism can stir the coke on the screen. However, the screen is usually fixed in the screening machine and the screen size is fixed. Therefore, when it is necessary to screen coke of various particle sizes, multiple screening devices with different screen sizes are required to screen the coke in sequence, which affects the screening efficiency of the coke. Utility Model Content

[0004] This invention proposes an adjustable gap coke screening device, which solves the problem of low screening efficiency when screening coke of different particle sizes in related technologies.

[0005] The technical solution of this utility model is as follows: an adjustable gap coke screening device, including a screening shell, a first screening disc, a second screening disc, a support shell, an angle adjustment mechanism, and a stirring mechanism;

[0006] The screening housing has a screening opening, the first screening disc is fixedly installed inside the screening opening, the first screening disc has a first cavity, and the first screening disc has a plurality of first screening holes. The second screening disc is rotatably installed inside the first cavity, and the second screening disc has a plurality of second screening holes. The support housing is fixedly installed on the first screening disc, the angle adjustment mechanism is installed inside the support housing for driving the second screening disc to rotate, and the stirring mechanism is installed on the support housing for stirring the coke on the first screening disc.

[0007] Preferably, the stirring mechanism includes:

[0008] The second cavity is formed inside the support housing, and the inner top wall of the second cavity is provided with a support opening, which penetrates the first screening disc and the second screening disc.

[0009] A support column is rotatably mounted on the inner bottom wall of the second cavity, and the support column extends through the support opening into the screening opening;

[0010] A stirring column, wherein the side wall of the support column is rotatably provided with a stirring column, and multiple stirring racks are fixedly provided on the side wall of the stirring column;

[0011] A first rotating mechanism is disposed in the second cavity and is used to drive the support column to rotate;

[0012] The second rotating mechanism is disposed inside the support column and is used to drive the stirring column to rotate.

[0013] Furthermore, the first rotating mechanism includes:

[0014] A first toothed ring is fixedly mounted on the support column;

[0015] A first gear is rotatably disposed within the second cavity, and the first gear meshes with the first gear ring.

[0016] The first motor is fixedly mounted on the support housing, and its output end is fixedly connected to the first gear.

[0017] Furthermore, the second rotating mechanism includes:

[0018] The third cavity is formed inside the support column. A first bevel gear is rotatably provided on the side wall of the third cavity near the stirring column. The first bevel gear is fixedly connected to the stirring column.

[0019] The second bevel gear is rotatably mounted on the inner bottom wall of the third cavity, and the second bevel gear meshes with the first bevel gear;

[0020] A fixing rod is fixedly disposed between the second bevel gear and the inner bottom wall of the second cavity.

[0021] Furthermore, the angle adjustment mechanism includes:

[0022] A drive ring is fixedly mounted on the second screening disc, and extends through the first screening disc into the support housing. A second toothed ring is fixedly mounted on the side wall of the drive ring.

[0023] The second gear is rotatably disposed within the support housing and meshes with the second gear ring.

[0024] A fourth cavity is formed within the supporting housing;

[0025] A drive mechanism is provided on the support housing and is used to drive the second gear to rotate.

[0026] Based on the above solution, the drive mechanism includes:

[0027] The third bevel gear is rotatably mounted on the inner top wall of the fourth cavity, and a connecting rod is fixedly provided between the third bevel gear and the second gear;

[0028] A fourth bevel gear is rotatably mounted on the side wall of the fourth cavity, and the fourth bevel gear meshes with the third bevel gear;

[0029] A drive assembly is disposed on the support housing and is used to drive the fourth bevel gear to rotate.

[0030] Based on the above solution, the driving component includes:

[0031] A support platform, which is fixedly mounted on the side wall of the screening housing;

[0032] The first drive port is located on the fourth bevel gear;

[0033] A second drive port is provided on the support housing and the support platform;

[0034] A drive rod is provided through the first drive port and the second drive port, and a handwheel is fixedly provided on the drive rod;

[0035] A limiting mechanism is provided between the drive rod and the fourth bevel gear to limit the movement between the drive rod and the fourth bevel gear.

[0036] Based on the above solution, the limiting mechanism includes:

[0037] A limiting port is provided on the side wall of the first drive port;

[0038] A limiting groove is formed on the side wall of the second drive port, and the side wall of the limiting groove communicates with the fourth cavity;

[0039] A limiting block is fixedly mounted on the drive rod, and the limiting block is adapted to the shape of the limiting opening and the limiting groove.

[0040] Based on the above scheme, a positioning groove is provided on the support platform, the drive rod passes through the positioning groove, a support spring is fitted on the drive rod, and the two ends of the support spring are fixedly connected to the bottom of the positioning groove and the handwheel, respectively.

[0041] Based on the above scheme, a positioning plate is fixedly installed at the end of the drive rod away from the handwheel.

[0042] The working principle and beneficial effects of this utility model are as follows:

[0043] 1. In this utility model, by setting up a stirring mechanism, the operation of the first motor can drive the first gear to rotate, and at the same time, the meshing of the first gear and the first gear ring can drive the support column to rotate, thereby driving the stirring rod and the stirring frame to stir the coke on the first screening plate.

[0044] 2. In this utility model, by setting the second rotating mechanism, the rotation of the support column can drive the first bevel gear to rotate around the second bevel gear, and then drive the second bevel gear and the stirring column to rotate through the meshing of the first bevel gear and the second bevel gear, thereby driving the stirring frame to further stir the coke, thereby improving the screening efficiency of the coke.

[0045] 3. In this utility model, by setting the angle adjustment mechanism, the operation of the drive mechanism can drive the second gear to rotate, and then drive the drive ring and the second screening disk to rotate through the meshing of the second gear and the second gear ring. This facilitates the adjustment of the screening gap through the cooperation between the first screening hole and the second screening hole, so that coke of different particle sizes can be obtained in batches.

[0046] 4. In this utility model, by setting up a drive mechanism, pressing the handwheel can drive the drive rod to move, thereby driving the limiting block to move into the limiting port. Then, rotating the handwheel can drive the drive rod to rotate, thereby driving the fourth bevel gear to rotate through the cooperation of the limiting block and the limiting port. This facilitates the meshing of the fourth bevel gear with the third bevel gear to drive the third bevel gear and the second gear to rotate. At the same time, the limiting block cooperates with the limiting port and the limiting groove to limit the handwheel, thereby preventing the rotation angle of the handwheel and the second screening disc from changing due to accidental touch.

[0047] 5. In this utility model, the arrangement of the screening shell, the first screening disc, the second screening disc, the supporting shell, the angle adjustment mechanism, and the stirring mechanism facilitates the adjustment of the angle between the first screening disc and the second screening disc by pressing and rotating the handwheel. In turn, the screening of coke of different particle sizes can be achieved by the cooperation of the first screening hole and the second screening hole, thereby solving the problem of low screening efficiency when screening coke of different particle sizes in related technologies. Attached Figure Description

[0048] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0049] Figure 1 This is a schematic diagram of the structure of this utility model;

[0050] Figure 2 This is a cross-sectional structural diagram of the present invention;

[0051] Figure 3 This is a cross-sectional view of the present invention from another perspective;

[0052] Figure 4 This is a cross-sectional view of the support base of this utility model.

[0053] Figure 5 This utility model Figure 4 A magnified schematic diagram of the partial structure at point A in the middle;

[0054] Figure 6 This is a cross-sectional view of the support column of this utility model.

[0055] In the diagram: 1. Screening shell; 2. First screening disc; 3. First screening hole; 4. Second screening disc; 5. Second screening hole; 6. Supporting shell; 7. Second cavity; 8. Support column; 9. Tilting column; 10. Tilting frame; 11. First gear ring; 12. First gear; 13. First motor; 14. Third cavity; 15. First bevel gear; 16. Second bevel gear; 17. Second gear ring; 18. Second gear; 19. Third bevel gear; 20. Fourth bevel gear; 21. Support platform; 22. Drive rod; 23. Handwheel; 24. Limiting groove; 25. Limiting block; 26. Support spring; 27. Positioning disc. Detailed Implementation

[0056] The technical solutions of this utility model will be clearly and completely described below with reference to the embodiments of this utility model. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of this utility model.

[0057] like Figures 1-6 As shown, this embodiment proposes an adjustable gap coke screening device, including a screening shell 1, a first screening disc 2, a second screening disc 4, a support shell 6, an angle adjustment mechanism, and a stirring mechanism. The screening shell 1 has a screening opening, the first screening disc 2 is fixedly installed in the screening opening, the first screening disc 2 has a first cavity, and the first screening disc 2 has multiple first screening holes 3. The second screening disc 4 is rotatably installed in the first cavity, and the second screening disc 4 has multiple second screening holes 5. The support shell 6 is fixedly installed on the first screening disc 2, the angle adjustment mechanism is installed in the support shell 6 to drive the second screening disc 4 to rotate, and the stirring mechanism is installed on the support shell 6 to stir the coke on the first screening disc 2.

[0058] Reference Figures 1-4 The mixing mechanism includes a second cavity 7, a support column 8, a mixing column 9, a first rotating mechanism, and a second rotating mechanism. The second cavity 7 is located inside the support housing 6. A support opening is provided on the inner top wall of the second cavity 7, penetrating the first screening disc 2 and the second screening disc 4. The support column 8 is rotatably mounted on the inner bottom wall of the second cavity 7, extending through the support opening into the screening opening. A mixing column 9 is rotatably mounted on the side wall of the support column 8, and multiple mixing racks 10 are fixedly mounted on the side wall of the mixing column 9. The first rotating mechanism is located inside the second cavity 7 and is used to drive the support column 8 to rotate. The second rotating mechanism is located inside the support column 8 and is used to drive the mixing mechanism. The column 9 rotates. The first rotating mechanism includes a first gear ring 11, a first gear 12, and a first motor 13. The first gear ring 11 is fixedly mounted on the support column 8. The first gear 12 is rotatably mounted in the second cavity 7 and meshes with the first gear ring 11. The first motor 13 is fixedly mounted on the support housing 6. The output end of the first motor 13 is fixedly connected to the first gear 12. The operation of the first motor 13 can drive the first gear 12 to rotate. At the same time, the meshing of the first gear 12 with the first gear ring 11 drives the support column 8 to rotate, thereby driving the stirring rod and the stirring frame 10 to stir the coke on the first screening plate 2.

[0059] Reference Figure 6 The second rotating mechanism includes a third cavity 14, a second bevel gear 16, and a fixed rod. The third cavity 14 is located inside the support column 8. A first bevel gear 15 is rotatably mounted on the side wall of the third cavity 14 near the stirring column 9. The first bevel gear 15 is fixedly connected to the stirring column 9. The second bevel gear 16 is rotatably mounted on the inner bottom wall of the third cavity 14 and meshes with the first bevel gear 15. The fixed rod is fixedly mounted between the second bevel gear 16 and the inner bottom wall of the second cavity 7. The rotation of the support column 8 can drive the first bevel gear 15 to rotate around the second bevel gear 16. In turn, the meshing of the first bevel gear 15 and the second bevel gear 16 drives the second bevel gear 16 and the stirring column 9 to rotate, thereby driving the stirring frame 10 to further stir the coke, thereby improving the screening efficiency of the coke.

[0060] Reference Figures 2-5The angle adjustment mechanism includes a drive ring, a second gear 18, a fourth cavity, and a drive mechanism. The drive ring is fixedly mounted on the second screening disk 4 and extends through the first screening disk 2 into the support housing 6. A second toothed ring 17 is fixedly mounted on the side wall of the drive ring. The second gear 18 is rotatably mounted in the support housing 6 and meshes with the second toothed ring 17. The fourth cavity is opened in the support housing 6. The drive mechanism is mounted on the support housing 6 and is used to drive the second gear 18 to rotate. The operation of the drive mechanism can drive the second gear 18 to rotate, and then the meshing of the second gear 18 with the second toothed ring 17 can drive the drive ring and the second screening disk 4 to rotate. This facilitates the adjustment of the screening gap through the cooperation between the first screening hole 3 and the second screening hole 5, so that coke of different particle sizes can be obtained in batches.

[0061] Reference Figure 4 and Figure 5The driving mechanism includes a third bevel gear 19, a fourth bevel gear 20, and a driving assembly. The third bevel gear 19 is rotatably mounted on the inner top wall of the fourth cavity. A connecting rod is fixedly mounted between the third bevel gear 19 and the second gear 18. The fourth bevel gear 20 is rotatably mounted on the side wall of the fourth cavity and meshes with the third bevel gear 19. The driving assembly is mounted on the support housing 6 and is used to drive the fourth bevel gear 20 to rotate. The driving assembly includes a support platform 21, a first driving port, a second driving port, a driving rod 22, and a limiting mechanism. The support platform 21 is fixedly mounted on the side wall of the screening housing 1. The first driving port is opened on the fourth bevel gear 20, and the second driving port is opened on the support housing 6 and the support platform 21. The driving rod 22 passes through the first driving port and the second driving port. A handwheel 23 is fixedly mounted on the driving rod 22. The limiting mechanism is located between the driving rod 22 and the fourth bevel gear 20 and is used to limit the movement between the driving rod 22 and the fourth bevel gear 20. The limiting mechanism includes a limiting port and a limiting... The positioning slot 24 and the limiting block 25 are provided. The limiting opening is formed on the side wall of the first driving port, and the limiting slot 24 is formed on the side wall of the second driving port. The side wall of the limiting slot 24 communicates with the fourth cavity. The limiting block 25 is fixedly mounted on the driving rod 22. The limiting block 25 is adapted to the shape of the limiting opening and the limiting slot 24 respectively. The support platform 21 is provided with a positioning slot. The driving rod 22 passes through the positioning slot. A support spring 26 is mounted on the driving rod 22. The two ends of the support spring 26 are fixedly connected to the bottom of the positioning slot and the handwheel 23 respectively. A positioning plate 27 is fixedly installed at the end of the drive rod 22 away from the handwheel 23. Pressing the handwheel 23 can drive the drive rod 22 to move, thereby moving the limit block 25 into the limit port. Then, rotating the handwheel 23 can drive the drive rod 22 to rotate, thereby driving the fourth bevel gear 20 to rotate through the cooperation of the limit block 25 and the limit port. This facilitates the meshing of the fourth bevel gear 20 with the third bevel gear 19, thereby driving the third bevel gear 19 and the second gear 18 to rotate.

[0062] In this embodiment, during use, the operator presses the handwheel 23, which moves the drive rod 22, thereby moving the limiting block 25 into the limiting port. Then, rotating the handwheel 23 rotates the drive rod 22, which, through the engagement of the limiting block 25 and the limiting port, drives the fourth bevel gear 20. The meshing of the fourth bevel gear 20 with the third bevel gear 19 drives the third bevel gear 19 with the second gear 18. The meshing of the second gear 18 with the second gear ring 17 then drives the drive ring and the second screening disc 4 to rotate, facilitating adjustment of the screening gap through the engagement between the first screening hole 3 and the second screening hole 5. Afterwards, the operator adds coke to the first... On the surface of the screening disc 2, the operator controls the first motor 13 to work. The operation of the first motor 13 can drive the first gear 12 to rotate. At the same time, the meshing of the first gear 12 with the first gear ring 11 drives the support column 8 to rotate, which in turn drives the stirring rod and the stirring frame 10 to stir the coke on the first screening disc 2. Meanwhile, the rotation of the support column 8 can drive the first bevel gear 15 to rotate around the second bevel gear 16. In turn, the meshing of the first bevel gear 15 with the second bevel gear 16 drives the second bevel gear 16 and the stirring column 9 to rotate, which in turn drives the stirring frame 10 to further stir the coke, thereby improving the screening efficiency of the coke. In this process, the screening of coke can be achieved through the cooperation of the first screening hole 3 and the second screening hole 5.

[0063] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A coke screening device with adjustable gap, comprising a screening shell (1), wherein the screening shell (1) is provided with a screening port, characterized in that, Also includes: The first screening disc (2) is fixedly installed inside the screening port. The first screening disc (2) has a first cavity and a plurality of first screening holes (3) are provided on the first screening disc (2). The second screening disk (4) is rotatably disposed in the first cavity, and the second screening disk (4) is provided with a plurality of second screening holes (5). A support housing (6) is fixedly mounted on the first screening disc (2); An angle adjustment mechanism is provided inside the support housing (6) and is used to drive the second screening disc (4) to rotate. A turning mechanism is provided on the support housing (6) for turning the coke on the first screening plate (2).

2. The adjustable gap coke screening device according to claim 1, characterized in that, The stirring mechanism includes: The second cavity (7) is opened inside the support shell (6). The inner top wall of the second cavity (7) is provided with a support opening, which passes through the first screening disc (2) and the second screening disc (4). Support column (8), the support column (8) is rotatably disposed on the inner bottom wall of the second cavity (7), the support column (8) extends through the support port into the screening port; The stirring column (9) is rotatably provided on the side wall of the support column (8), and multiple stirring racks (10) are fixedly provided on the side wall of the stirring column (9). A first rotating mechanism is disposed in the second cavity (7) and is used to drive the support column (8) to rotate; The second rotating mechanism is disposed inside the support column (8) and is used to drive the stirring column (9) to rotate.

3. The adjustable gap coke screening device according to claim 2, characterized in that, The first rotating mechanism includes: The first toothed ring (11) is fixedly mounted on the support column (8); The first gear (12) is rotatably disposed in the second cavity (7) and meshes with the first gear ring (11); The first motor (13) is fixedly mounted on the support housing (6), and the output end of the first motor (13) is fixedly connected to the first gear (12).

4. The adjustable gap coke screening device according to claim 3, characterized in that, The second rotating mechanism includes: The third cavity (14) is opened in the support column (8). The side wall of the third cavity (14) near the stirring column (9) is rotatably provided with a first bevel gear (15). The first bevel gear (15) is fixedly connected to the stirring column (9). The second bevel gear (16) is rotatably disposed on the inner bottom wall of the third cavity (14), and the second bevel gear (16) meshes with the first bevel gear (15); A fixing rod is fixedly disposed between the second bevel gear (16) and the inner bottom wall of the second cavity (7).

5. The adjustable gap coke screening device according to claim 4, characterized in that, The angle adjustment mechanism includes: The drive ring is fixedly mounted on the second screening disk (4), and extends through the first screening disk (2) into the support housing (6). A second toothed ring (17) is fixedly mounted on the side wall of the drive ring. The second gear (18) is rotatably disposed inside the support housing (6) and meshes with the second gear ring (17); A fourth cavity is formed within the supporting housing (6); A drive mechanism is provided on the support housing (6) for driving the second gear (18) to rotate.

6. The adjustable gap coke screening device according to claim 5, characterized in that, The drive mechanism includes: The third bevel gear (19) is rotatably mounted on the inner top wall of the fourth cavity, and a connecting rod is fixedly provided between the third bevel gear (19) and the second gear (18); The fourth bevel gear (20) is rotatably mounted on the side wall of the fourth cavity, and the fourth bevel gear (20) meshes with the third bevel gear (19); A drive assembly is disposed on the support housing (6) for driving the fourth bevel gear (20) to rotate.

7. The adjustable gap coke screening device according to claim 6, characterized in that, The driving component includes: Support platform (21), the support platform (21) is fixedly installed on the side wall of the screening shell (1); The first drive port is located on the fourth bevel gear (20); The second drive port is opened on the support housing (6) and the support platform (21); A drive rod (22) is provided through the first drive port and the second drive port, and a handwheel (23) is fixedly provided on the drive rod (22). A limiting mechanism is provided between the drive rod (22) and the fourth bevel gear (20) for limiting the distance between the drive rod (22) and the fourth bevel gear (20).

8. The adjustable gap coke screening device according to claim 7, characterized in that, The limiting mechanism includes: A limiting port is provided on the side wall of the first drive port; A limiting groove (24) is provided on the side wall of the second drive port, and the side wall of the limiting groove (24) is connected to the fourth cavity; Limiting block (25), the limiting block (25) is fixedly mounted on the drive rod (22), and the limiting block (25) is adapted to the shape of the limiting port and the limiting groove (24).

9. The adjustable gap coke screening device according to claim 8, characterized in that, The support platform (21) has a positioning groove, the drive rod (22) passes through the positioning groove, and a support spring (26) is fitted on the drive rod (22). The two ends of the support spring (26) are fixedly connected to the bottom of the positioning groove and the handwheel (23), respectively.

10. The coke screening device with adjustable gap according to claim 9, characterized in that, A positioning plate (27) is fixedly installed at the end of the drive rod (22) away from the handwheel (23).

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