Tailing dewatering and screening equipment

Abstract

The utility model discloses tailings dewatering and screening equipment, and belongs to the field of tailings dewatering and screening. Tailing dewatering and screening equipment comprises a rack, a transmission assembly is arranged at the top of the rack, the output end of the transmission assembly is in transmission connection with a screening barrel, the screening barrel is used for containing ore, the surface of the output end of the transmission assembly is sleeved with a sleeve plate, and the bottom end of the sleeve plate extends to the bottom of the screening barrel and is fixedly connected with a wiping roller. The outer surface of the wiping roller makes contact with the bottom of the screening barrel, and a transmission structure is arranged at the top of the rack and can drive the sleeve plate to swing. When the screening barrel rotates, the wiping rollers fixedly contacted with the bottom of the screening barrel swing through the sleeve plates to achieve reciprocating wiping, screen hole blockages are effectively removed, the screening efficiency is improved, and continuous contact between the wiping rollers and the bottom of the screening barrel enhances material turning, promotes water discharge and improves the dehydration rate.

Description

TECHNICAL FIELD

[0001] The utility model relates to tailings dewatering and screening technical field especially relates to a tailings dewatering and screening equipment. BACKGROUND

[0002] Tailings dewatering and screening is the key link of dewatering and particle size grading of tailings (waste) in the process of mine beneficiation or industrial processing, aiming at reducing the water content of tailings, facilitating transportation or safe storage, and recycling part of useful components or reducing the risk of environmental pollution.

[0003] For example, the patent application number of the patent disclosed by China patent network is: 202420346745.2, and the patent name is: a screening equipment for tailings processing, which comprises a support frame, the top of the support frame is fixedly installed with a motor on the opposite side, the output end of the motor penetrates through the support frame, and the first gear is fixedly connected, the support frame is fixedly connected with the fixed shaft at the position close to the bottom end of the first gear on one side, the support frame is fixedly connected with the locking bin at the position close to the top end of the first gear on one side, a plurality of springs are fixedly connected to the inner wall bottom end of the locking bin, the top end of the spring is fixedly connected with the control switch, the control switch is fixedly connected with the top pin arranged symmetrically, the locking bin is slidably connected with the gear frame, the utility model has the advantages that when the tailings are blocked, manual prying is not needed to remove the blocked ore, only the gear support is adjusted to change the gear transmission relationship, and the motor is started, so that the blocked ore can be removed, and another motor is not needed, time and labor are saved, and the efficiency of cleaning the blocked ore is improved.

[0004] However, the structure of the existing screening equipment is relatively single, mainly through the through hole opened at the bottom to discharge sand and mud water, and the sand is easy to mix with the mud water and form sludge in the continuous discharge process, and the sludge adhered to the outside of the through hole will affect the permeability of the through hole. Utility model content

[0005] The utility model aims at solving the problem that the through hole is easy to be blocked by sludge in the prior art, and provides a tailings dewatering and screening equipment.

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

[0007] A tailings dewatering and screening equipment, comprising a rack, a transmission assembly is arranged on the top of the rack, the output end of the transmission assembly is transmissionally connected with a screening cylinder, the screening cylinder is used for containing ore, a sleeve plate is sleeved on the surface of the output end of the transmission assembly, the bottom end of the sleeve plate extends to the bottom of the screening cylinder and is fixedly connected with a wiping roller, the outer surface of the wiping roller is in contact with the bottom of the screening cylinder, a transmission structure is arranged on the top of the rack, and the transmission structure can drive the sleeve plate to swing.

[0008] As a preferred technical scheme of the present application, the transmission structure comprises supports fixedly connected to the top of the frame on both sides, the inner side of the support is movably connected with a rotating wheel through a bearing, the rotating wheel is located on the outer side of the sleeve plate, the inner side of the rotating wheel is fixedly connected with a sliding rod, the side of the sliding rod away from the rotating wheel extends to the inside of the sleeve plate, and the sleeve plate and the sliding rod are slidingly connected.

[0009] As a preferred technical scheme of the present application, the outer side of the rotating wheel penetrates through the support and extends to the outside of the support, the outer side of the rotating wheel is fixedly connected with a driven wheel, the surface of the output end of the transmission assembly is fixedly connected with a gear located at the bottom of the driven wheel, and the gear and the driven wheel are meshed with each other.

[0010] As a preferred technical scheme of the present application, the top of the frame is provided with a knocking plate on both sides, and the side of the knocking plate away from the frame extends to the inner side of the rotating wheel and is in contact with the top of the screening drum.

[0011] As a preferred technical scheme of the present application, the side of the knocking plate away from the screening drum is fixedly connected with a limiting plate, the top of the frame is fixedly connected with a guide rod on both sides, and the side of the guide rod away from the frame penetrates through the limiting plate and is slidingly connected with the limiting plate.

[0012] As a preferred technical scheme of the present application, the surface of the limiting plate is provided in a hollow shape, the limiting plate is located on the outer side of the driven wheel, the outer side of the driven wheel is fixedly connected with a push rod located in the inside of the limiting plate, and the push rod and the limiting plate are slidingly connected.

[0013] Compared with the prior art, the tailing dewatering and screening device has the following beneficial effects:

[0014] 1. The tailing dewatering and screening device, when the screening drum rotates, the wiping roller fixedly contacted at the bottom realizes reciprocating wiping through the swing of the sleeve plate, effectively removes the clogging material of the screen hole, improves the screening efficiency, the continuous contact of the wiping roller with the bottom of the screening drum enhances the material tumbling, promotes the moisture discharge, and improves the dewatering rate.

[0015] 2. The tailing dewatering and screening device, the rotating motion of the rotating wheel is converted into the reciprocating swing of the sleeve plate through the sliding rod, without the need of an additional power source, simplifies the transmission chain, the rotating wheel movably connected with the bearing and the sliding rod are slidingly matched, reduces the friction loss, and prolongs the service life of the device.

[0016] 3. The tailing dewatering and screening device, the gear and the driven wheel are meshed, the rotating wheel is synchronously driven by the power of the transmission assembly, the independent power source is avoided, the transmission ratio of the gear and the driven wheel is adjustable, the swing frequency of the sleeve plate is matched with the rotating speed of the screening drum, and the cleaning efficiency is optimized.

[0017] 4. The tailings dewatering and screening device, through the rotation of the rotating wheel to drive the intermittent knocking of the knocking plate on the top of the screening cylinder, destroys the material adhesion layer, reduces the need for manual cleaning, and forms a three-dimensional cleaning network through the wiping at the bottom and the knocking at the top, significantly improving the screening efficiency.

[0018] 5. The tailings dewatering and screening device, through the linear motion of the guide rod to constrain the limiting plate, ensures that the knocking plate accurately acts on the screening cylinder, and improves the vibration effect.

[0019] 6. The tailings dewatering and screening device, through the hollow limiting plate to reduce the weight, at the same time to promote air circulation, reduce the heat accumulation due to friction, the push rod slides in the limiting plate, directly drives the knocking plate, reduces the energy loss. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model;

[0021] Figure 2 It is a bottom view structural schematic diagram of the utility model;

[0022] Figure 3 It is a left view structural schematic diagram of the utility model;

[0023] Figure 4 It is a Figure 3 It is an enlarged structural schematic diagram of A in the utility model.

[0024] In the figure: 1, rack; 2, transmission assembly; 3, screening cylinder; 4, cover plate; 5, wiping roller; 6, transmission structure; 7, support; 8, rotating wheel; 9, sliding rod; 10, driven wheel; 11, gear; 12, knocking plate; 13, limiting plate; 14, guide rod; 15, push rod. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model; Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] Refer to Figures 1-4A tailings dewatering and screening device, comprising a rack 1, a drive assembly 2 is arranged at the top of the rack 1, the output end of the drive assembly 2 is drivingly connected with a screening cylinder 3, the screening cylinder 3 is used for containing ores, the surface of the output end of the drive assembly 2 is sleeved with a cover plate 4, the bottom end of the cover plate 4 extends to the bottom of the screening cylinder 3 and is fixedly connected with a wiping roller 5, the outer surface of the wiping roller 5 is in contact with the bottom of the screening cylinder 3, the top of the rack 1 is provided with a transmission structure 6, the transmission structure 6 can drive the cover plate 4 to swing, when the screening cylinder 3 rotates, the wiping roller 5 fixedly contacted at the bottom reciprocatingly wipes through the swing of the cover plate 4, effectively removing the screen hole blockage, improving the screening efficiency, the continuous contact of the wiping roller 5 with the bottom of the screening cylinder 3 enhances the material overturning, promotes the moisture discharge, improves the dewatering rate, the transmission structure 6 comprises supports 7 fixedly connected at the top of the rack 1 on both sides, the inner side of the support 7 is movably connected with a rotating wheel 8 through a bearing, the rotating wheel 8 is located at the outer side of the cover plate 4, the inner side of the rotating wheel 8 is fixedly connected with a slide rod 9, the side of the slide rod 9 away from the rotating wheel 8 extends to the inside of the cover plate 4, the cover plate 4 and the slide rod 9 are slidingly connected, the outer side of the rotating wheel 8 penetrates through the support 7 and extends to the outside of the support 7, the outer side of the rotating wheel 8 is fixedly connected with a driven wheel 10, the surface of the output end of the drive assembly 2 is fixedly connected with a gear 11 located at the bottom of the driven wheel 10, the gear 11 and the driven wheel 10 are mutually engaged, the two sides of the top of the rack 1 are both provided with a knocking plate 12, the side of the knocking plate 12 away from the rack 1 extends to the inner side of the rotating wheel 8 and is in contact with the top of the screening cylinder 3, the side of the knocking plate 12 away from the screening cylinder 3 is fixedly connected with a limiting plate 13, the two sides of the top of the rack 1 are both fixedly connected with a guide rod 14, the side of the guide rod 14 away from the rack 1 penetrates through the limiting plate 13 and is slidingly connected with the limiting plate 13, the surface of the limiting plate 13 is arranged in a hollow shape, the limiting plate 13 is located at the outer side of the driven wheel 10, the outer side of the driven wheel 10 is fixedly connected with a push rod 15 located inside the limiting plate 13, the push rod 15 and the limiting plate 13 are slidingly connected.

[0027] Specifically, the tailings dewatering and screening device in working / using: the output end of the transmission assembly 2 drives the screening cylinder 3 to rotate after the transmission assembly 2 is started, the screening cylinder 3 is loaded with ore materials to be processed, and the preliminary separation of sand and mud water is realized through the action of centrifugal force and gravity, and the mud water is discharged through the bottom hole, the output end of the transmission assembly 2 drives the screening cylinder 3 to rotate through the gear 11 during the working process of the transmission assembly 2. The screening cylinder 3 is loaded with ore materials to be processed, and the preliminary separation of sand and mud water is realized through the action of centrifugal force and gravity, and the mud water is discharged through the bottom hole, the gear 11 on the surface of the output end is engaged with the driven wheel 10 on the outer side of the runner 8, and the runner 8 is driven to rotate, the wiping roller 5 at the bottom of the cover plate 4 swings, the outer surface of the wiping roller 5 is close to the bottom hole area of the screening cylinder 3, the adhered sludge is scraped off, the hole is prevented from being blocked, the push rod 15 on the outer side of the runner 8 is embedded in the hollow slot of the limiting plate 13 with the rotation, the limiting plate 13 is pushed to slide along the guide rod 14 to the direction of the screening cylinder 3, the limiting plate 13 drives the knocking plate 12 to move to the top of the screening cylinder 3 and produce impact, and the surface accumulated ore is loosened; when the push rod 15 is separated from the hollow slot of the limiting plate 13, the knocking plate 12 is retracted under the action of gravity or the reset mechanism, a periodic knocking action is formed, and the ore adhesion is prevented.

[0028] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A tailings dewatering and screening apparatus comprising a frame (1), characterised in that, The top of the rack (1) is provided with a transmission assembly (2), the output end of the transmission assembly (2) is drivingly connected with a screening cylinder (3), the screening cylinder (3) is used for containing ore, the surface of the output end of the transmission assembly (2) is sleeved with a sleeve plate (4), the bottom end of the sleeve plate (4) extends to the bottom of the screening cylinder (3) and is fixedly connected with a wiping roller (5), the outer surface of the wiping roller (5) is in contact with the bottom of the screening cylinder (3), the top of the rack (1) is provided with a transmission structure (6), the transmission structure (6) can drive the sleeve plate (4) to swing.

2. A tailings dewatering and screening apparatus according to claim 1, characterised in that, The transmission structure (6) comprises supports (7) fixedly connected to the top of the rack (1) on both sides, the inner side of the support (7) is movably connected with a rotating wheel (8) through a bearing, the rotating wheel (8) is located outside the sleeve plate (4), the inner side of the rotating wheel (8) is fixedly connected with a sliding rod (9), the side, away from the rotating wheel (8), of the sliding rod (9) extends to the inside of the sleeve plate (4), and the sleeve plate (4) and the sliding rod (9) are slidingly connected.

3. A tailings dewatering and screening apparatus according to claim 2, characterised in that, The outer side of the rotating wheel (8) penetrates through the support (7) and extends to the outside of the support (7), the outer side of the rotating wheel (8) is fixedly connected with a driven wheel (10), the surface of the output end of the transmission assembly (2) is fixedly connected with a gear (11) located at the bottom of the driven wheel (10), and the gear (11) and the driven wheel (10) are in meshing engagement.

4. A tailings dewatering and screening apparatus according to claim 3, characterised in that, The top of the rack (1) is provided with a transmission assembly (2), the output end of the transmission assembly (2) is drivingly connected with a screening cylinder (3), the screening cylinder (3) is used for containing ore, the surface of the output end of the transmission assembly (2) is sleeved with a sleeve plate (4), the bottom end of the sleeve plate (4) extends to the bottom of the screening cylinder (3) and is fixedly connected with a wiping roller (5), the outer surface of the wiping roller (5) is in contact with the bottom of the screening cylinder (3), the top of the rack (1) is provided with a transmission structure (6), the transmission structure (6) can drive the sleeve plate (4) to swing.

5. A tailings dewatering and screening apparatus according to claim 4, characterised in that, The side, away from the screening cylinder (3), of the knocking plate (12) is fixedly connected with a limiting plate (13), the top of the rack (1) is fixedly connected with guide rods (14) on both sides, the side, away from the rack (1), of the guide rod (14) penetrates through the limiting plate (13) and is slidingly connected with the limiting plate (13).

6. A tailings dewatering and screening apparatus according to claim 5, wherein, The surface of the limiting plate (13) is provided in a hollow shape, the limiting plate (13) is located outside the driven wheel (10), the outer side of the driven wheel (10) is fixedly connected with a push rod (15) located inside the limiting plate (13), and the push rod (15) and the limiting plate (13) are slidingly connected.

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