Double-cone three-product heavy medium cyclone

Abstract

The double-cone three-product heavy medium cyclone comprises a protective cover, a smashing box is installed at the lower end of the protective cover, a motor is fixedly connected to one side of the protective cover, a driving bevel gear is fixedly connected to the end, away from the motor, of a first rotating rod, and the lower end of a second rotating rod penetrates through the smashing box and is fixedly connected with second smashing blades. The lower end of a third hollow rotating rod penetrates through the smashing box and is fixedly connected with a first smashing blade, and a first driven bevel gear and a second driven bevel gear are in meshed connection with a driving bevel gear. And the driving bevel gear fixed on the first rotating rod rotates. And the driving bevel gear is meshed with a first driven bevel gear and a second driven bevel gear, and finally, a second smashing blade fixed to the lower end of a second rotating rod and a first smashing blade fixed to the lower end of a third hollow rotating rod conduct smashing operation on middling coal and clean coal which are bonded together.

Description

Technical Field

[0001] The invention relates to the field of cyclones used for sorting, in particular to a double-vertebrae three-product heavy medium cyclone. Background Art

[0002] In today's coal mining environment, the three-product heavy medium cyclone plays an indispensable role as a key coal sorting equipment. The sorting accuracy of the three-product heavy medium cyclone for gangue, medium coal and clean coal will directly affect the quality of the entire coal mine production and the effective utilization of resources. Therefore, it is essential to control the accuracy of the three-product heavy medium cyclone. With the development of science and technology and the progress of the times, people's demand for coal resources is increasing, and the requirements for coal sorting are also getting higher and higher.

[0003] The medium coal and clean coal in the raw materials mined in coal mines are often stuck together due to the environmental humidity. The existing three-product heavy medium cyclone is not very accurate in distinguishing the medium coal from the clean coal when the medium coal and the clean coal are stuck together. In this case, it may cause waste of coal resources, unstable coal quality and other problems, and cannot meet the user's requirements for coal sorting accuracy. In order to solve the shortcomings and deficiencies of the prior art, the present invention proposes a double-cone three-product heavy medium cyclone. Summary of the invention

[0004] In order to solve the above shortcomings and deficiencies of the prior art, an object of the present invention is to provide a double-cone three-product heavy medium cyclone.

[0005] The technical solution of the present invention is: Double cone three-product heavy medium cyclone, including: A first-stage conical cyclone, wherein the upper end of the outer wall of the first-stage conical cyclone is fixedly connected with a gangue outlet pipe; A two-stage conical cyclone, wherein the discharge port of the two-stage conical cyclone is fixedly connected to a clean coal outlet pipe, and the upper end of the outer wall of the two-stage conical cyclone is fixedly connected to a medium coal outlet pipe; A first supporting assembly, wherein the lower sides of the first-stage conical cyclone and the second-stage conical cyclone are both slidably connected with the first supporting assembly; A protective cover, wherein a crushing box is installed at the lower end of the protective cover, a second connecting pipe is fixedly connected to the front side of the first-stage conical cyclone, a rear side of the crushing box is fixedly connected to an end of the second connecting pipe away from the first-stage conical cyclone, a first connecting pipe is fixedly connected to the feed port of the second-stage conical cyclone, one side of the crushing box is fixedly connected to an end of the first connecting pipe away from the second-stage conical cyclone, two fixed plates are fixedly connected to one side of the inner wall of the crushing box, a second rotating rod and a third hollow rotating rod are rotatably connected to the two fixed plates, the third hollow rotating rod is rotatably installed on the outer wall of the second rotating rod, and the protective cover One side is fixedly connected with a motor, the output end of the motor passes through the protective cover and is fixedly connected with the first rotating rod, the end of the first rotating rod away from the motor is fixedly connected with the driving bevel gear, the upper end of the inner wall of the protective cover is rotatably connected with the second rotating rod, the upper end of the second rotating rod is fixedly connected with the first driven bevel gear, the lower end of the second rotating rod passes through the crushing box and is fixedly connected with the second crushing leaves, the upper end of the third hollow rotating rod is fixedly connected with the second driven bevel gear, the lower end of the third hollow rotating rod passes through the crushing box and is fixedly connected with the first crushing leaves, and the first driven bevel gear and the second driven bevel gear are meshed with the driving bevel gear.

[0006] As a further description of the above technical solution: a filter assembly, the filter assembly is installed on the rear side of a conical cyclone, the filter assembly includes a screw cover, the rear side of the screw cover is fixedly connected to a raw material inlet pipe, the rear side of the inner wall of the conical cyclone is fixedly connected to a filter screen, the rear side of the inner wall of the conical cyclone is provided with a first thread, and the screw cover is threadedly connected to the conical cyclone.

[0007] As a further description of the above technical solution: the first supporting assembly includes a first bracket, and a load-bearing plate is fixedly connected to the upper side of the first bracket.

[0008] As a further description of the above technical solution: a second support assembly, the second support assembly is installed at the bottom of the crushing box; the second support group includes a second bracket, and the upper end of the second bracket is fixedly connected to a load-bearing base.

[0009] As a further description of the above technical solution: a control panel is fixedly connected to the front side of the crushing box, and the control panel is electrically connected to the first-stage cone cyclone, the second-stage cone cyclone and the motor respectively.

[0010] As a further description of the above technical solution: a plurality of grooves are provided at the upper end of the crushing box, a plurality of fixing blocks are fixedly connected to the lower end of the protective cover, and the plurality of fixing blocks are slidably connected to the plurality of grooves.

[0011] As a further description of the above technical solution: the load-bearing plate is in an arch shape.

[0012] As a further description of the above technical solution: the first driven bevel gear and the second driven bevel gear have opposite rotation directions.

[0013] The beneficial effect of the present invention is that compared with the prior art, when the medium coal and clean coal in a cone cyclone enter the crushing box, the operation of the motor can drive the first rotating rod to rotate, so that the active bevel gear fixed on the first rotating rod rotates, and the active bevel gear meshes with the first driven bevel gear and the second driven bevel gear, thereby realizing the rotation of the second rotating rod and the third hollow rotating rod. Finally, the second crushing blade fixed at the lower end of the second rotating rod and the first crushing blade at the lower end of the third hollow rotating rod crush the medium coal and clean coal bonded together, so that the three-product heavy medium cyclone can better sort the gangue, medium coal and clean coal. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional view of the present invention; Figure 2 It is a partial cross-sectional view of the present invention; Figure 3 It is a partial split diagram of the present invention; Figure 4 It is a partial rear view of the present invention; Figure 5 It is a partial splitting schematic diagram of the present invention.

[0015] Legend: 1. One-stage cone cyclone; 2. Filter assembly; 201. Screw cover; 202. Filter screen; 203. First thread; 3. First support assembly; 301. First bracket; 302. Load-bearing plate; 4. Second support assembly; 401. Second bracket; 402. Load-bearing base; 5. Two-stage cone cyclone; 6. Medium coal outlet pipe; 7. Clean coal outlet pipe; 8. First connecting pipe; 9. Gangue outlet pipe; 10. Raw material inlet pipe; 11. Second connecting pipe; 12. Control panel; 13. Crushing box; 14. Protective cover; 15. Motor; 16. First rotating rod; 17. Active bevel gear; 18. First driven bevel gear; 19. Second rotating rod; 20. Second driven bevel gear; 21. Third hollow rotating rod; 22. Fixed plate; 23. First crushing blade; 24. Second crushing blade; 25. Groove; 26. Fixed block. DETAILED DESCRIPTION

[0016] The invention is further described below in conjunction with the accompanying drawings and specific embodiments: refer to Figures 1 to 5 The double cone three-product heavy medium cyclone comprises: a first-stage cone cyclone 1, a second-stage cone cyclone 5, a first support assembly 3, a protective cover 14, a second support assembly 4, and a filter assembly 2.

[0017] The upper end of the outer wall of the first-stage conical cyclone 1 is fixedly connected with a gangue outlet pipe 9, the discharge port of the second-stage conical cyclone 5 is fixedly connected with a clean coal outlet pipe 7, the upper end of the outer wall of the second-stage conical cyclone 5 is fixedly connected with a medium coal outlet pipe 6, a protective cover 14, and a crushing box 13 is installed at the lower end of the protective cover 14. The front side of the first-stage conical cyclone 1 is fixedly connected with a second connecting pipe 11, and the rear side of the crushing box 13 is fixedly connected to an end of the second connecting pipe 11 away from the first-stage conical cyclone 1. The feeding port side of the second-stage conical cyclone 5 is fixedly connected with a first connecting pipe 8, one side of the crushing box 13 is fixedly connected to an end of the first connecting pipe 8 away from the second-stage conical cyclone 5, and one side of the inner wall of the crushing box 13 is fixedly connected with two fixed plates 22, and the two fixed plates 22 are rotatably connected with a second rotating rod 19 and a third hollow rotating rod 19, respectively. Rod 21, the third hollow rotating rod 21 is rotatably installed on the outer wall of the second rotating rod 19, one side of the protective cover 14 is fixedly connected to the motor 15, the output end of the motor 15 passes through the protective cover 14 and is fixedly connected to the first rotating rod 16, the end of the first rotating rod 16 away from the motor 15 is fixedly connected to the driving bevel gear 17, the upper end of the inner wall of the protective cover 14 is rotatably connected to the second rotating rod 19, the upper end of the second rotating rod 19 is fixedly connected to the first driven bevel gear 18, the lower end of the second rotating rod 19 passes through the crushing box 13 and is fixedly connected to the second crushing leaf 24, the upper end of the third hollow rotating rod 21 is fixedly connected to the second driven bevel gear 20, the lower end of the third hollow rotating rod 21 passes through the crushing box 13 and is fixedly connected to the first crushing leaf 23, the first driven bevel gear 18 and the second driven bevel gear 20 are meshed with the driving bevel gear 17.

[0018] Specifically, after the coal raw materials enter the first cone rotator through the raw material inlet pipe 10, the separated gangue is extracted through the gangue outlet pipe 9, and the remaining medium coal and clean coal enter the crushing box 13 through the second connecting pipe 11. The operation of the motor 15 can drive the first rotating rod 16 to rotate, so that the driving bevel gear 17 fixed on the first rotating rod 16 rotates. The driving bevel gear 17 is meshed with the first driven bevel gear 18 and the second driven bevel gear 20, so as to realize the rotation of the second rotating rod 19 and the third hollow rotating rod 21. Finally, the second crushing blade 24 fixed at the lower end of the second rotating rod 19 and the first crushing blade 23 at the lower end of the third hollow rotating rod 21 perform the crushing operation, and the first driven bevel gear 18 and the second driven bevel gear 20 rotate in opposite directions to better crush the medium coal and the clean coal, and the crushed medium coal and the clean coal enter the second-stage conical cyclone 5 through the first connecting pipe 8, and the separated medium coal and the clean coal are extracted through the medium coal outlet pipe 6 and the clean coal outlet pipe 7.

[0019] In one embodiment, the filter assembly 2 is installed on the rear side of a conical cyclone 1, and the filter assembly 2 includes a screw cover 201, the rear side of the screw cover 201 is fixedly connected to the raw material inlet pipe 10, the rear side of the inner wall of the conical cyclone 1 is fixedly connected to the filter screen 202, the rear side of the inner wall of the conical cyclone 1 is provided with a first thread 203, and the screw cover 201 is threadedly connected to the conical cyclone 1.

[0020] Specifically, when the coal mine raw materials enter the filter assembly 2 through the raw material inlet pipe 10, unnecessary impurities can be filtered through the filter screen 202, and the filter screen 202 can also be cleaned by rotating and opening the screw cover 201.

[0021] In one embodiment, the first support assembly 3 includes a first bracket 301, and a load-bearing plate 302 is fixedly connected to the upper side of the first bracket 301. The second support assembly 4 is installed at the bottom of the crushing box 13. The second support assembly 4 includes a second bracket 401, and the upper end of the second bracket 401 is fixedly connected to a load-bearing base 402. The load-bearing plate 302 is arched in shape. The first support assembly 3 and the second support assembly 4 can prevent the first-stage conical cyclone 1, the second-stage conical cyclone 5 and the crushing box 13 from shaking during operation. The arched shape of the load-bearing plate 302 can effectively fix the first-stage conical cyclone 1 and the second-stage conical cyclone 5.

[0022] In one embodiment, a control panel 12 is fixedly connected to the front side of the crushing box 13. The control panel 12 is electrically connected to the first-stage cone cyclone 1, the second-stage cone cyclone 5 and the motor 15 respectively. Control by the control panel 12 can reduce the working time of the staff.

[0023] In one embodiment, a plurality of grooves 25 are formed at the upper end of the crushing box 13, and a plurality of fixing blocks 26 are fixedly connected to the lower end of the protective cover 14. The plurality of fixing blocks 26 are slidably connected to the plurality of grooves 25. When the internal parts of the protective cover 14 need to be repaired, the protective cover 14 can be slid open for repair.

[0024] The above contents are further detailed descriptions of the present invention in combination with specific preferred embodiments, and it cannot be determined that the specific implementation of the present invention is limited to these descriptions. For ordinary technicians in the technical field to which the present invention belongs, several simple deductions or substitutions can be made without departing from the concept of the present invention, which should be regarded as falling within the protection scope of the present invention.

Claims

1. Double cone three-product heavy medium cyclone, including: A first-stage conical cyclone (1), wherein the upper end of the outer wall of the first-stage conical cyclone (1) is fixedly connected to a gangue outlet pipe (9); A two-stage conical cyclone (5), wherein the discharge port of the two-stage conical cyclone (5) is fixedly connected to a clean coal outlet pipe (7), and the upper end of the outer wall of the two-stage conical cyclone (5) is fixedly connected to a medium coal outlet pipe (6); It is characterized by further comprising: A first supporting assembly (3), wherein the lower sides of the first-stage conical cyclone (1) and the second-stage conical cyclone (5) are both slidably connected to the first supporting assembly (3); A protective cover (14), wherein a crushing box (13) is installed at the lower end of the protective cover (14), the discharge port of the first-stage conical cyclone (1) is fixedly connected to a second connecting pipe (11), the front side of the crushing box (13) is fixedly connected to an end of the second connecting pipe (11) away from the first-stage conical cyclone (1), the feed port of the second-stage conical cyclone (5) is fixedly connected to a first connecting pipe (8), one side of the crushing box (13) is fixedly connected to an end of the first connecting pipe (8) away from the second-stage conical cyclone (5), one side of the inner wall of the crushing box (13) is fixedly connected to two fixing plates (22), the two fixing plates (22) are rotatably connected to a second rotating rod (19) and a third hollow rotating rod (21), the third hollow rotating rod (21) is rotatably mounted on the outer wall of the second rotating rod (19), and one side of the protective cover (14) is fixedly connected to A motor (15) is connected, the output end of the motor (15) passes through the protective cover (14) and is fixedly connected to a first rotating rod (16), one end of the first rotating rod (16) away from the motor (15) is fixedly connected to a driving bevel gear (17), the upper end of the inner wall of the protective cover (14) is rotatably connected to a second rotating rod (19), the upper end of the second rotating rod (19) is fixedly connected to a first driven bevel gear (18), the lower end of the second rotating rod (19) passes through the crushing box (13) and is fixedly connected to a second crushing blade (24), the upper end of the third hollow rotating rod (21) is fixedly connected to a second driven bevel gear (20), the lower end of the third hollow rotating rod (21) passes through the crushing box (13) and is fixedly connected to a first crushing blade (23), and the first driven bevel gear (18) and the second driven bevel gear (20) are meshingly connected to the driving bevel gear (17).

2. The double cone three-product dense medium cyclone according to claim 1, characterized in that: The invention also comprises a filter assembly (2), the filter assembly (2) being mounted on the rear side of the first-stage conical cyclone (1), the filter assembly (2) comprising a screw cover (201), the rear side of the screw cover (201) being fixedly connected to a raw material inlet pipe (10), the rear side of the inner wall of the first-stage conical cyclone (1) being fixedly connected to a filter screen (202), the rear side of the inner wall of the first-stage conical cyclone (1) being provided with a first thread (203), and the screw cover (201) being threadedly connected to the first-stage conical cyclone (1).

3. The double cone three-product dense medium cyclone according to claim 1, characterized in that: The first support assembly (3) comprises a first bracket (301), and a load-bearing plate (302) is fixedly connected to the upper side of the first bracket (301).

4. The double cone three-product dense medium cyclone according to claim 1, characterized in that: Also includes: A second support assembly (4), the second support assembly (4) being mounted on the bottom of the crushing box (13); The second support assembly (4) comprises a second bracket (401), the upper end of the second bracket (401) being fixedly connected to a load-bearing base (402).

5. The double cone three-product dense medium cyclone according to claim 1, characterized in that: A control panel (12) is fixedly connected to the front side of the crushing box (13), and the control panel (12) is electrically connected to the first-stage conical cyclone (1), the second-stage conical cyclone (5) and the motor (15), respectively.

6. The double cone three-product dense medium cyclone according to claim 1, characterized in that: The upper end of the crushing box (13) is provided with a plurality of grooves (25), and the lower end of the protective cover (14) is fixedly connected with a plurality of fixing blocks (26), and the plurality of fixing blocks (26) are slidably connected with the plurality of grooves (25).

7. The double cone three-product dense medium cyclone according to claim 2, characterized in that: The load-bearing plate (302) is in an arch shape.

8. The double cone three-product dense medium cyclone according to claim 1, characterized in that: The first driven bevel gear (18) and the second driven bevel gear (20) rotate in opposite directions.

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