CN220216039U - Cleaning equipment for open pit coal mine - Google Patents

Abstract

The utility model discloses cleaning equipment for an open pit coal mine, which relates to the technical field of cleaning equipment and comprises an outer cylinder, a rotary cylinder and a water collecting tank, wherein a first mounting box and a second mounting box are respectively and fixedly arranged on two opposite side walls of the outer cylinder, a first extension cylinder and a second extension cylinder are respectively and fixedly arranged on two opposite side walls of the rotary cylinder, a plurality of through holes are formed in the outer wall of the rotary cylinder, the rotary cylinder is rotatably arranged in the outer cylinder, the outer cylinder is fixedly arranged on the top wall of the water collecting tank, a plurality of leakage holes are transversely distributed at intervals at the bottom of the outer cylinder and are communicated with the inner part of the water collecting tank.

Description

Cleaning equipment for open pit coal mine

Technical Field

The utility model relates to the technical field of cleaning equipment, in particular to cleaning equipment for open pit coal mining.

Background

After ore mining in an opencast coal mine, ore washing operation is usually required, and the ore washing is a process of scrubbing the ore which is cemented by clay or contains more mud by using hydraulic force or mechanical force, so that the ore is broken up, and fine mud on the surface of the ore is washed off and separated.

Traditional opencut cleaning equipment is to wait to promote to the sewage treatment utilization efficiency after the ore washs, and the sewage that produces after wasing is difficult to cyclic utilization enough, leads to the water waste seriously, and traditional opencut cleaning equipment forces the ore motion only through the (mixing) shaft, and the mode of ore motion is single, just also leads to cleaning efficiency to have reduced, consequently also remains to improve to the abluent effect of ore.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides cleaning equipment for open pit coal mine exploitation.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the cleaning equipment for open pit coal mine comprises an outer cylinder, a rotary cylinder and a water collecting tank,

the two opposite side walls of the outer cylinder are respectively and fixedly provided with a first mounting box and a second mounting box, and the two opposite side walls of the rotary cylinder are respectively and fixedly provided with a first extension cylinder and a second extension cylinder;

the outer wall of the rotary drum is provided with a plurality of through holes, the rotary drum is rotatably arranged in the outer drum, the outer drum is fixedly arranged on the top wall of the water collection tank, the bottom of the outer drum is transversely distributed and provided with a plurality of leakage holes at intervals, and the leakage holes are communicated with the inside of the water collection tank;

a filter screen is arranged on the inner wall of the water collection tank and is used for filtering sewage;

the water collection tank is provided with a circulating mechanism outside, the circulating mechanism comprises a pipeline assembly and a water pump, and the water pump conveys water in the water collection tank to the inside of the rotary cylinder through the pipeline assembly;

the inside of the rotary cylinder is provided with a stirring shaft, the outer wall of the water collecting tank is provided with a driving component for driving the stirring shaft to rotate, and the outside of the outer cylinder is provided with a rotary mechanism for driving the rotary cylinder to rotate.

The technical scheme further comprises the following steps: the pipeline assembly comprises a first water suction pipe, a first water conveying pipe and a second water conveying pipe, wherein a water inlet of the first water suction pipe is arranged on the inner bottom wall of the water collecting tank, a water outlet of the first water suction pipe is arranged on the water inlet of the first water conveying pipe, a water outlet of the first water conveying pipe is arranged on the water inlet of the water pump, a water inlet of the second water conveying pipe is arranged on the water outlet of the water pump, and a water outlet of the second water conveying pipe penetrates through the second extension cylinder and extends to the inside of the rotary cylinder.

The water tank is arranged outside the water collecting tank, a second water suction pipe is arranged on the water tank, one end, far away from the water tank, of the second water suction pipe is arranged on the first water conveying pipe, and valves are respectively arranged on the second water suction pipe and the first water suction pipe.

The inside of header tank is provided with moving mechanism, moving mechanism includes the removal frame, the filter screen is installed on removing the frame, respectively fixed mounting has rack board on the relative lateral wall of removal frame, respectively fixed mounting has the slide rail on the inside relative lateral wall of header tank, rack board sliding connection in the inside of slide rail, the outer wall of header tank still fixed mounting has servo motor, servo motor's output shaft tip fixed mounting has drive gear, drive gear with the rack board meshes mutually.

The driving assembly comprises a driving motor fixedly installed on the top wall of the water collection tank, belt pulleys are respectively installed on the outer wall of an output shaft of the driving motor and one end side wall of the stirring shaft, and a belt is installed between the two belt pulleys.

The inside of second extension section of thick bamboo is provided with rotary mechanism, rotary mechanism including fixed mounting in driving gear on the (mixing) shaft one end lateral wall, the inner wall of second extension section of thick bamboo is the annular and arranges installs a plurality of racks, driving gear with the rack meshes mutually.

Bearing rods are respectively arranged on the side walls of the two ends of the stirring shaft, and the two end parts, far away from the stirring shaft, of the bearing rods are respectively and fixedly connected with the inner walls of the first mounting box and the second mounting box. A plurality of baffles are uniformly arranged on the inner wall of the rotary cylinder.

The first mounting box and the inner wall of the second mounting box are respectively provided with a sliding groove, the outer walls of the first extension cylinder and the second extension cylinder are respectively fixedly provided with a sliding block, and the sliding blocks are in sliding connection with the inner walls of the sliding grooves.

The inner wall of the second mounting box is also connected with a threaded cover plate in a threaded manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the water treated in the water collecting tank can be discharged into the rotary cylinder again through the mutual matching of the filter screen, the water pump, the first water conveying pipe, the second water conveying pipe and the first water suction pipe in the circulating mechanism, so that the water resource can be recycled, and the consumption of the water resource can be saved.

2. According to the utility model, the filter screen can be conveniently moved out of the water collection tank through the mutual matching of the moving frame, the driving gear, the servo motor, the rack plate and the sliding rail in the moving mechanism, so that the phenomenon that an operator is inconvenient to take out the filter screen due to the large weight of the sludge is avoided, and the physical strength of staff is saved.

3. According to the utility model, through the mutual matching of the rotary drum, the driving gear, the driving motor and the belt in the rotating mechanism, the rotary drum can be rotated while the stirring shaft is rotated, so that ores sinking on the inner wall of the rotary drum can be overturned, the movement mode of singly driving the ores by the stirring blades is avoided, the cleaning efficiency of the ores is improved, meanwhile, the baffle is arranged on the inner wall of the rotary drum, and when the rotary drum is rotated, sand and stone at the bottom of the rotary drum can be lifted upwards, so that the ores can be repeatedly stirred by the stirring shaft, and the cleaning efficiency of the ores is further improved.

Drawings

Fig. 1 is a schematic diagram of an internal structure of a cleaning device for open pit mining according to the present utility model;

FIG. 2 is a schematic view of a first cross-sectional structure of an opencut cleaning apparatus;

FIG. 3 is a schematic view of the overall structure of a cleaning apparatus for open pit mining;

FIG. 4 is a schematic cross-sectional view of a spin basket;

FIG. 5 is a schematic cross-sectional structural view of the outer barrel;

FIG. 6 is a schematic structural view of a stirring mechanism;

FIG. 7 is a second cross-sectional schematic view of an opencut cleaning apparatus;

FIG. 8 is an enlarged schematic view of the structure shown at A in FIG. 3;

fig. 9 is an enlarged schematic view of the structure at B in fig. 2.

In the figure:

10. an outer cylinder; 11. a first mounting box; 12. a second mounting box; 13. a leak hole; 14. a threaded cover plate; 20. a rotary drum; 21. a through hole; 22. a baffle; 23. a first elongate cylinder; 24. a second extension cylinder; 30. a water collection tank; 31. a slide rail; 32. a moving rack; 33. a filter screen; 34. rack plate; 35. a drive gear; 36. a servo motor; 37. a first water pipe; 38. a second water pipe; 39. a water pump; 310. a first barrel; 40. a water tank; 41. a second suction pipe; 51. a driving motor; 52. a belt; 53. a drive gear; 54. a stirring shaft; 55. a rack.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

Referring to fig. 1 to 9, the cleaning device for open pit coal mine opening provided by the utility model comprises an outer cylinder 10, a rotary cylinder 20 and a water collecting tank 30,

the first mounting box 11 and the second mounting box 12 are fixedly mounted on two opposite side walls of the outer cylinder 10, and the first extension cylinder 23 and the second extension cylinder 24 are fixedly mounted on two opposite side walls of the rotary cylinder 20.

The outer wall of the rotary drum 20 is provided with a plurality of through holes 21, the rotary drum 20 is rotatably arranged in the outer drum 10, the outer drum 10 is fixedly arranged on the top wall of the water collection tank 30, the bottom of the outer drum 10 is transversely distributed and provided with a plurality of leakage holes 13 at intervals, and the leakage holes 13 are communicated with the inner part of the water collection tank 30.

A filter screen 33 is installed on the inner wall of the water collection tank 30, and the filter screen 33 is used for filtering sewage.

The outside of the water collection tank 30 is provided with a circulation mechanism, the circulation mechanism comprises a pipeline assembly and a water pump 39, and the water pump 39 conveys water in the water collection tank 30 to the inside of the rotary drum 20 through the pipeline assembly; wherein the filtered water can be re-discharged into the rotary drum 20 by the circulation mechanism provided for reuse in washing ore.

A stirring shaft 54 is arranged in the rotary drum 20 (stirring blades are arranged on the outer wall of the stirring shaft 54), a driving component for driving the stirring shaft 54 to rotate is arranged on the outer wall of the water collection tank 30, and a rotating mechanism is arranged outside the outer drum 10 and used for driving the rotary drum 20 to rotate; wherein, through driving rotary drum 20 make the grit of rotary drum 20 diapire follow the rotation under rotary drum 20's rotation, improve the cleaning efficiency of grit of diapire.

The pipeline assembly comprises a first water suction pipe 310, a first water conveying pipe 37 and a second water conveying pipe 38, wherein a water inlet of the first water suction pipe 310 is arranged on the inner bottom wall of the water collection tank 30, a water outlet of the first water suction pipe 310 is arranged on a water inlet of the first water conveying pipe 37, a water outlet of the first water conveying pipe 37 is arranged on a water inlet of the water pump 39, a water inlet of the second water conveying pipe 38 is arranged on a water outlet of the water pump 39, and a water outlet of the second water conveying pipe 38 penetrates through the second extension tube 24 and extends to the inside of the rotary tube 20.

A water tank 40 (the water tank 40 is used for providing clear water into the rotary cylinder 20) is arranged outside the water tank 30, a second water suction pipe 41 is arranged on the water tank 40, one end, far away from the water tank 40, of the second water suction pipe 41 is arranged on the first water delivery pipe 37, and valves are respectively arranged on the second water suction pipe 41 and the first water suction pipe 310; wherein, through two valves that set up, make the pump selectively carry out the extraction of header tank 30 or water tank 40 inside water, the air pump need not to set up two, saves equipment cost.

The inside of the water collection tank 30 is provided with a moving mechanism, the moving mechanism comprises a moving frame 32, a filter screen 33 is arranged on the moving frame 32, rack plates 34 are fixedly arranged on opposite side walls of the moving frame 32 respectively, sliding rails 31 are fixedly arranged on opposite side walls of the inside of the water collection tank 30 respectively, the rack plates 34 are in sliding connection with the inside of the sliding rails 31, a servo motor 36 is fixedly arranged on the outer wall of the water collection tank 30, a driving gear 35 is fixedly arranged at the end part of an output shaft of the servo motor 36, and the driving gear 35 is meshed with the rack plates 34; wherein, because silt is heavier, in order to be convenient for take out filter screen 33, be provided with moving mechanism here, when taking out filter screen 33, start servo motor 36, servo motor 36 drives drive gear 35 and rotates, and drive gear 35 meshes with the rack of rack board 34 outer wall to drive rack board 34 and remove, and then drive and remove frame 32 and remove, thereby make things convenient for filter screen 33's taking out, use manpower sparingly.

The driving assembly comprises a driving motor 51 fixedly arranged on the top wall of the water collection tank 30, belt pulleys are respectively arranged on the outer wall of an output shaft of the driving motor 51 and on the side wall of one end of a stirring shaft 54, and a belt 52 is arranged between the two belt pulleys.

The inside of the second extension cylinder 24 is provided with a rotating mechanism, the rotating mechanism comprises a driving gear 53 fixedly arranged on the side wall of one end of a stirring shaft 54, a plurality of racks 55 are arranged on the inner wall of the second extension cylinder 24 in an annular arrangement, and the driving gear 53 is meshed with the racks 55; the axial center mounting position of the driving gear 53 is located at a position where the axial center of the second extension tube 24 is shifted down.

Bearing rods are respectively arranged on the side walls of the two ends of the stirring shaft 54, and the ends of the two bearing rods, which are far away from the stirring shaft 54, are respectively and fixedly connected with the inner walls of the first mounting box 11 and the second mounting box 12; wherein the stirring shaft 54 is made more stable to rotate by the bearing rod.

A plurality of baffles 22 are uniformly installed on the inner wall of the rotary drum 20; wherein, can remove the grit of rotary drum 20 bottom to the upper side of (mixing) shaft 54 through the baffle 22 that sets up to further improve the cleaning efficiency of rotary drum 20 bottom grit.

The inner walls of the first mounting box 11 and the second mounting box 12 are respectively provided with a sliding groove, the outer walls of the first extension cylinder 23 and the second extension cylinder 24 are respectively fixedly provided with a sliding block, and the sliding blocks are in sliding connection with the inner walls of the sliding grooves; wherein, the sliding chute and the sliding block are used for improving the stability during rotation between the outer cylinder 10 and the rotary cylinder 20, and in addition, a certain gap exists between the outer wall of the rotary cylinder 20 and the inner wall of the outer cylinder 10, so that the water in the rotary cylinder 20 is not influenced to be discharged into the water collection tank 30 through the leakage hole 13.

The inner wall of the second mounting box 12 is also threadedly connected to a threaded cover plate 14, which is used to close the port of the second mounting box 12 by means of the threaded cover plate 14.

In this embodiment, the working principle of the device is as follows: when the device is used, firstly, the threaded cover plate 14 is opened, sand to be cleaned is introduced into the rotary cylinder 20, then, the threaded cover plate 14 is installed, the driving motor 51 can be started after the installation is completed, then, the valve on the first water suction pipe 310 is closed, the valve on the second water suction pipe 41 is opened, meanwhile, the water pump 39 is started, and the water pump 39 sends clear water in the water tank 40 into the rotary cylinder 20;

when the driving motor 51 is started, the driving motor 51 drives the belt 52 to rotate, the belt 52 drives the stirring shaft 54 to rotate, so that the stirring shaft 54 stirs sand in the rotary drum 20, the stirring shaft 54 drives the driving gear 53 to rotate when the stirring shaft 54 rotates, the driving gear 53 is meshed with the rack 55, so that the second extension drum 24 is driven to rotate, and the stirring shaft 54 stirs ore and simultaneously stirs sand deposited at the bottom of the rotary drum 20 in a circulating way by matching with the rotation of the rotary drum 20, so that the cleaning efficiency of the sand is improved;

when mud water in the rotary cylinder 20 falls into the water collection tank 30 through the drain hole 13 in the process of cleaning sand, then the mud water is blocked on the filter screen 33 under the filtering of the filter screen 33, and filtered sewage enters the bottom of the water collection tank 30;

when the next batch of sand filtering is performed, the water in the water collection tank 30 can be preferentially used for performing the preliminary filtering of the sand, and the specific operation is as follows: firstly, the valve on the second water suction pipe 41 is closed, and then the valve on the first water suction pipe 310 is opened, so that the water pump 39 sends the water in the water collection tank 30 into the rotary cylinder 20, and the water is used for cleaning sand and stone;

the device can discharge the water treated in the water collecting tank 30 into the rotary drum 20 again, thereby realizing the cyclic utilization of water resources, saving the consumption of water resources, and being matched with a rotary mechanism for driving the rotary drum 20 to rotate, improving the cleaning effect on sand and stone and improving the practicability of the device.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (10)

1. The cleaning equipment for open pit coal mine is characterized by comprising an outer cylinder (10), a rotary cylinder (20) and a water collecting tank (30),

a first mounting box (11) and a second mounting box (12) are respectively and fixedly arranged on two opposite side walls of the outer cylinder (10), and a first extension cylinder (23) and a second extension cylinder (24) are respectively and fixedly arranged on two opposite side walls of the rotary cylinder (20);

the outer wall of the rotary cylinder (20) is provided with a plurality of through holes (21), the rotary cylinder (20) is rotatably arranged in the outer cylinder (10), the outer cylinder (10) is fixedly arranged on the top wall of the water collecting tank (30), a plurality of leakage holes (13) are transversely distributed at intervals at the bottom of the outer cylinder (10), and the leakage holes (13) are communicated with the inside of the water collecting tank (30);

a filter screen (33) is arranged on the inner wall of the water collection tank (30), and the filter screen (33) is used for filtering sewage;

the water collecting tank (30) is externally provided with a circulating mechanism, the circulating mechanism comprises a pipeline assembly and a water pump (39), and the water pump (39) conveys water in the water collecting tank (30) to the inside of the rotary cylinder (20) through the pipeline assembly;

the inside of the rotary cylinder (20) is provided with a stirring shaft (54), the outer wall of the water collecting tank (30) is provided with a driving component for driving the stirring shaft (54) to rotate, the outside of the outer cylinder (10) is provided with a rotary mechanism, and the rotary mechanism is used for driving the rotary cylinder (20) to rotate.

2. The cleaning device for open pit mining according to claim 1, wherein the pipe assembly includes a first water suction pipe (310), a first water delivery pipe (37) and a second water delivery pipe (38), a water inlet of the first water suction pipe (310) is installed on an inner bottom wall of the water collection tank (30), a water outlet of the first water suction pipe (310) is installed on a water inlet of the first water delivery pipe (37), a water outlet of the first water delivery pipe (37) is installed on a water inlet of the water pump (39), a water inlet of the second water delivery pipe (38) is installed on a water outlet of the water pump (39), and a water outlet of the second water delivery pipe (38) penetrates from an inside of the second extension cylinder (24) and extends to an inside of the rotary cylinder (20).

3. The cleaning device for open pit mining according to claim 2, wherein a water tank (40) is installed outside the water collection tank (30), a second water suction pipe (41) is installed on the water tank (40), one end of the second water suction pipe (41) away from the water tank (40) is installed on the first water delivery pipe (37), and valves are installed on the second water suction pipe (41) and the first water suction pipe (310) respectively.

4. A cleaning device for opencut coal mine opening according to claim 3, characterized in that the inside of the water collection tank (30) is provided with a moving mechanism, the moving mechanism comprises a moving frame (32), the filter screen (33) is mounted on the moving frame (32), rack plates (34) are fixedly mounted on opposite side walls of the moving frame (32) respectively, sliding rails (31) are fixedly mounted on opposite side walls of the inside of the water collection tank (30) respectively, the rack plates (34) are slidably connected to the inside of the sliding rails (31), a servo motor (36) is fixedly mounted on the outer wall of the water collection tank (30), a driving gear (35) is fixedly mounted at the end part of an output shaft of the servo motor (36), and the driving gear (35) is meshed with the rack plates (34).

5. The cleaning device for open pit mining according to claim 4, wherein the driving assembly comprises a driving motor (51) fixedly installed on the top wall of the water collecting tank (30), belt pulleys are installed on the outer wall of an output shaft of the driving motor (51) and on one end side wall of the stirring shaft (54), and a belt (52) is installed between the two belt pulleys.

6. The cleaning device for open pit coal mine opening according to claim 5, wherein a rotating mechanism is arranged in the second extension cylinder (24), the rotating mechanism comprises a driving gear (53) fixedly mounted on one end side wall of the stirring shaft (54), a plurality of racks (55) are mounted on the inner wall of the second extension cylinder (24) in an annular arrangement, and the driving gear (53) is meshed with the racks (55).

7. The cleaning device for open pit coal mine opening according to claim 6, wherein bearing rods are respectively mounted on side walls of two ends of the stirring shaft (54), and ends of the two bearing rods, which are far away from the stirring shaft (54), are respectively and fixedly connected with inner walls of the first mounting box (11) and the second mounting box (12).

8. An open pit mining cleaning apparatus according to claim 2, wherein a plurality of baffles (22) are uniformly mounted on the inner wall of the rotary drum (20).

9. The cleaning device for open pit mining according to claim 7, wherein the first mounting box (11) and the second mounting box (12) are provided with sliding grooves on the inner walls thereof, and the first extension tube (23) and the second extension tube (24) are provided with sliding blocks on the outer walls thereof, respectively, and the sliding blocks are slidably connected to the inner walls of the sliding grooves.

10. An opencut cleaning apparatus according to claim 9, characterized in that the inner wall of the second mounting box (12) is further screwed with a screw cap (14).