A cooling and cleaning system for a beneficiation plant using tailings pond seepage water

Abstract

The application discloses a kind of cooling and cleaning system of mineral processing equipment using tailing pond permeable water, it is related to water resource recycling technical field, including tailing accumulation dam, with the water-permeable earth-rock dam of the inclination angle connection of tailing accumulation dam bottom, the clear water area in reservoir area located at the top of tailing accumulation dam, mountain located at the side of tailing accumulation dam, filter layer drainage device is equipped between tailing accumulation dam and water-permeable earth-rock dam, and the permeable water collection and processing device is connected on water-permeable earth-rock dam.The application is installed in tailing pond dam by high-efficiency water-permeable earth-rock dam and filter layer drainage device, and the rubber funnel in filter drainage device is filtered to permeable water, and the rotating paddle in filter layer drainage device is driven by the collected permeable water to rotate, so that the bottom of rubber funnel moves upward, and the sand in rubber funnel is ejected, the sand in permeable water is filtered, the water resource naturally permeated from tailing pond is effectively collected, and the basis of water source utilization is replaced.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of water resource recycling, and particularly relates to a cooling and cleaning system of mineral processing equipment using tailing pond permeated water. BACKGROUND

[0002] In the mineral processing process of industrial and mining enterprises, such as cleaning of filter plate of filter, cooling of hollow shaft of ball mill, cooling of mechanical seal of pump, and the like, a large amount of clean water of drinking water level is used. This practice not only increases the production cost, but also causes serious consumption of limited underground water resources, and may affect the stability of local underground water quality and ecological environment.

[0003] At present, some methods of using tailing pond permeated water for cooling and cleaning of mineral processing equipment carry sand in the tailing accumulation dam to block the stone crevice of the permeable earth-rock dam, so that the permeated water flow is reduced, the permeated water is accumulated in the tailing accumulation dam, and the permeated water is prone to change the route and flow out of the crack of the tailing accumulation dam, which has certain safety hazards. SUMMARY

[0004] The present application aims at solving the problem of poor filtering effect of sand and stone between the tailing accumulation dam and the permeable earth-rock dam in the prior art, and provides a cooling and cleaning system of mineral processing equipment using tailing pond permeated water.

[0005] In order to solve the problem in the prior art, the present application adopts the following technical scheme:

[0006] The cooling and cleaning system of mineral processing equipment using tailing pond permeated water comprises a tailing accumulation dam, a permeable earth-rock dam connected with the inclined angle of the bottom of the tailing accumulation dam, a clarified water area in the reservoir area on the top of the tailing accumulation dam, and a mountain on one side of the tailing accumulation dam, wherein a filtering layer drainage device is arranged between the tailing accumulation dam and the permeable earth-rock dam, and a permeated water collection and treatment device is connected to the permeable earth-rock dam.

[0007] The filter layer seepage discharge device comprises a filter plate installed between the tailing accumulation dam and the permeable earth and rock dam, a plurality of water inlet grooves and conveying grooves communicated with the end of the water inlet grooves are formed on the side close to the tailing accumulation dam of the filter plate, rubber funnels are fixedly arranged on the inner walls of the water inlet grooves, water inlet pipes are fixedly arranged at the water outlet ends of the rubber funnels, drive rods are fixedly arranged at the ends of the water inlet pipes away from the rubber funnels, a plurality of concave limiting blocks are fixedly arranged on the inner walls of the conveying grooves, a plurality of rows of moving plates are arranged in the conveying grooves, the moving plates are located on the inner sides of the limiting blocks, a number of drive blocks corresponding to the number of the drive rods are fixedly arranged on the upper surfaces of the moving plates, circular shafts are rotatably arranged on the lower end inner walls of the conveying grooves, a number of elliptical blocks corresponding to the number of the moving plates are fixedly arranged on the circular shafts, rotating paddles are fixedly arranged on the two sides of the elliptical blocks, guide blocks are fixedly arranged on the upper and lower sides of the inner walls of the conveying grooves above the circular shafts, water outlets are arranged on one side of the lower end of the conveying grooves, springs are fixedly arranged at one end of the moving plates, and the other ends of the springs are fixedly connected with the upper end inner walls of the conveying grooves.

[0008] Preferably, a steel mesh is fixedly arranged on the lower surface of the permeable earth and rock dam, and a plurality of connecting pipes are fixedly arranged on the lower surface of the steel mesh.

[0009] Preferably, the seepage water collecting and processing device comprises a seepage water collecting assembly and a water quality detection assembly.

[0010] Preferably, the seepage water collecting and processing device comprises a library bottom rock base surface and an anti-seepage film installed underground, a seepage water collecting pool and a high-level water pool, a seepage water pipe is arranged between the library bottom rock base surface and the anti-seepage film and the tailing accumulation dam, the seepage water pipe is connected with the connecting pipe, a seepage water pipe filter layer is arranged on the inner wall of the seepage water pipe, a chemical agent adding box is connected to the seepage water pipe, the seepage water pipe is connected with the seepage water collecting pool and the high-level water pool, a multi-stage pump is connected to the seepage water pipe, and a first waterproof valve is arranged between the multi-stage pump and the seepage water collecting pool.

[0011] Preferably, a seepage water conveying pipeline is arranged on the high-level water pool, a ball mill and a ceramic filter are connected to the seepage water conveying pipeline, and a second water outlet valve is arranged on the seepage water conveying pipeline.

[0012] Preferably, a water quality detector is arranged on the seepage water conveying pipeline.

[0013] Preferably, a drainage well is arranged in the clarified water area of the library area.

[0014] Preferably, the lower end inclined surface of the drive rod is matched with the inclined surface of the drive block, and a plurality of water flow grooves are formed in the annular shape of the water inlet pipe.

[0015] Compared with the prior art, the present application has the following beneficial effects:

[0016] 1. In the present application, by installing high-efficiency permeable earth-rock dam and filter layer drainage device in the tailings dam, the rubber funnel in the filter layer drainage device filters the seepage water, and the collected seepage water drives the rotating paddle in the filter layer drainage device to rotate, moves the bottom of the rubber funnel upward, and ejects the sand in the rubber funnel, realizing the filtration of sand in the seepage water, effectively collecting the water resources naturally seeped out of the tailings pond, and realizing the basis of replacing water source utilization;

[0017] 2. In the present application, by filtering the seepage water in multiple stages, it is ensured that it meets the water quality standard for use of mineral processing equipment, and the treated qualified seepage water is introduced into the cooling system and cleaning link of the mineral processing plant equipment to replace the original drinking level clean water, realizing the reduction of fresh water source consumption from the source, reducing the production cost of enterprises, greatly reducing the pressure on local water resources, improving the ecological environment, embodying the concept of green mine construction and circular economy, and further reducing the clean water entering the tailings pond, reducing the water level of the pond and ensuring the safe operation of the tailings pond. BRIEF DESCRIPTION OF DRAWINGS

[0018] The drawings described herein are used to provide further understanding of the present application, constitute a part of the present application, and the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0019] Figure 1 is a schematic diagram of the overall structure of the present application;

[0020] Figure 2 is a schematic diagram of the permeable earth-rock dam structure of the present application;

[0021] Figure 3 is a schematic diagram of the filter plate structure of the present application;

[0022] Figure 4 is a schematic diagram of the steel grid structure of the present application;

[0023] Figure 5 is a schematic diagram of the water inlet groove and conveying groove structure of the present application;

[0024] Figure 6 is a schematic diagram of the filter layer drainage device structure of the present application;

[0025] Figure 7 is a schematic diagram of the filter layer drainage device structure of the present application;

[0026] No.1: tailings accumulation dam; No.2: tailings dam saturation line; No.3: reservoir bottom rock base surface and impermeable membrane; No.4: filter layer drainage device; No.41: water inlet groove; No.42: conveying groove; No.43: rubber funnel; No.44: water inlet pipe; No.45: driving rod; No.46: limiting block; No.47: moving plate; No.48: driving block; No.49: guide block; No.411: circular shaft; No.422: oval block; No.433: rotating paddle; No.444: steel grid; No.455: connecting pipe; No.466: filter plate; No.477: water outlet; No.488: spring; No.5: filter layer of permeated water pipe; No.6: permeated water pipe; No.7: chemical agent adding box; No.8: permeable earth-rock dam; No.10: reservoir area clear water area; No.11: drainage well; No.12: mountain; No.13: permeated water collection pool; No.14: first waterproof valve; No.15: multi-stage pump; No.16: high-level water pool; No.17: permeated water conveying pipeline; No.18: second drainage valve; No.19: ceramic filter; No.20: ball mill; No.21: water quality detector. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all of the embodiments of the present application.

[0028] Embodiment: The embodiment provides a beneficiation equipment cooling and cleaning system using tailings pond permeated water, referring to Figures 1-7 , specifically, including tailings accumulation dam 1, permeable earth-rock dam 8 connected with the bottom inclined angle of tailings accumulation dam 1, reservoir area clear water area 10 located at the top of tailings accumulation dam 1, mountain 12 located at one side of tailings accumulation dam 1, filter layer drainage device 4 provided between tailings accumulation dam 1 and permeable earth-rock dam 8, and permeated water collection and treatment device connected with permeable earth-rock dam 8; by installing efficient permeable earth-rock dam 8, filter layer drainage device 4 and permeated water collection and treatment device in tailings pond dam 1, the water resources naturally permeated from tailings pond are effectively collected, which is the basis for realizing the utilization of alternative water sources;

[0029] The filter layer seepage device 4 comprises a filter plate 466 installed between the tailing accumulation dam 1 and the permeable earth and rock dam 8, a plurality of water inlet grooves 41 and a conveying groove 42 connected with the end of the water inlet groove 41 are formed on the side close to the tailing accumulation dam 1, the inner wall of the water inlet groove 41 is fixedly provided with a rubber hopper 43, the water outlet end of the rubber hopper 43 is fixedly provided with a water inlet pipe 44, the end of the water inlet pipe 44 away from the rubber hopper 43 is fixedly provided with a driving rod 45, the inner wall of the conveying groove 42 is fixedly provided with a plurality of concave limiting blocks 46, a plurality of moving plates 47 are arranged in the conveying groove 42, the moving plate 47 is located on the inner side of the limiting block 46, the upper surface of the moving plate 47 is fixedly provided with a driving block 48 corresponding in number to the driving rod 45, the circular shaft 411 is rotatably arranged on the lower end of the conveying groove 42, the circular shaft 411 is fixedly provided with an elliptical block 422 corresponding in number to the moving plate 47, the circular shaft 411 is fixedly provided with a rotating paddle 433 in contact with the two sides of the elliptical block 422, the upper and lower sides of the inner wall of the conveying groove 42 above the circular shaft 411 are fixedly provided with guide blocks 49, the lower end of the conveying groove 42 is provided with a water outlet 477, one end of the moving plate 47 is fixedly provided with a spring 488, one end of the spring 488 is fixedly connected with the upper end of the inner wall of the conveying groove 42, the lower end of the driving rod 45 is in contact with the slope of the driving block 48, a plurality of water flow grooves are annularly formed on the water inlet pipe 44.

[0030] The seepage water in the tailing accumulation dam 1 flows from the tailing dam saturation line 2 to the permeable earth and rock dam 8 in a downward and inclined manner, the seepage water enters the rubber hopper 43, and then enters the conveying groove 42 through the water flow grooves on the water inlet pipe 44, the sand in the seepage water is filtered in the rubber hopper 43, due to the inclined arrangement of the filter plate 466, the seepage water in the conveying groove 42 flows to the bottom, passes through the guide blocks 49, and then forms a drop to hit the paddle of the rotating paddle 433, so as to drive the rotating paddle 433 to rotate, the circular shaft 411 is driven to rotate by the rotating paddle 433, the elliptical block 422 is driven to rotate by the circular shaft 411, the moving plate 47 is pushed by the spring 488 to make the end thereof in contact with the outer wall of the elliptical block 422, the elliptical block 422 is driven to rotate to push the moving plate 47 to slide in the limiting block 46, the moving plate 47 drives the driving block 48 to move, the driving block 48 drives the driving rod 45 to move upward, the driving rod 45 drives the rubber hopper 43 at the bottom to move upward through the water inlet pipe 44, so as to push the sand in the rubber hopper 43 out, to realize self-cleaning, the seepage water in the conveying groove 42 is discharged from the water outlet 477 to the permeable earth and rock dam 8, to realize the filtration of the sand in the seepage water, and to improve the collection efficiency of the seepage water.

[0031] In the specific implementation process, as shown in Figure 3 and Figure 4 , the lower surface of the permeable earth and rock dam 8 is fixedly provided with a steel mesh 444, a plurality of connecting pipes 455 are fixedly arranged on the lower surface of the steel mesh 444, the seepage water in the permeable earth and rock dam 8 enters the connecting pipes 455 from the steel mesh 444, and the seepage water is subjected to impurity removal treatment by the geomembrane inside and outside the steel mesh 444.

[0032] In the specific implementation process, as shown in Figure 5 、 Figure 6 and Figure 7 , the permeated water collecting and processing device comprises a permeated water collecting assembly and a water quality detection assembly, and the permeated water collecting and processing device comprises a library bottom rock base surface and a diaphragm 3 installed underground, a permeated water collecting pool 13 and a high-level water pool 16, a permeated water pipe 6 is arranged between the library bottom rock base surface and the diaphragm 3 and the tailing accumulation dam 1, the permeated water pipe 6 is connected with a connecting pipe 455, a permeated water pipe filter layer 5 is arranged on the inner wall of the permeated water pipe 6, a chemical agent adding box 7 is connected to the permeated water pipe 6, the permeated water pipe 6 is connected with the permeated water collecting pool 13 and the high-level water pool 16, a multi-stage pump 15 is connected to the permeated water pipe 6, a first waterproof valve 14 is arranged between the multi-stage pump 15 and the permeated water collecting pool 13, a permeated water conveying pipeline 17 is arranged on the high-level water pool 16, a ball mill 20 and a ceramic filter 19 are connected to the permeated water conveying pipeline 17, a second water valve 18 is arranged on the permeated water conveying pipeline 17, and the water quality detection assembly comprises a water quality detector 21 arranged on the permeated water conveying pipeline 17.

[0033] The permeated water enters the permeated water pipe 6 from the connecting pipe 455, is further filtered by the permeated water pipe filter layer 5 in the permeated water pipe 6, the chemical agent adding box 7 is used to add the agent into the permeated water pipe 6, the agent enters the permeated water collecting pool 13 together with the permeated water, and the agent is used for precipitation, removal of suspended solids, heavy metal ions and other harmful substances, and ensuring that the water quality meets the water quality standard of the mineral processing equipment, the permeated water in the permeated water collecting pool 13 is conveyed to the high-level water pool 16 through the multi-stage pump 15, multi-stage precipitation is realized, and finally the permeated water is discharged through the permeated water conveying pipeline 17, the water quality is detected by the water quality detector 21 during the discharging process, whether the discharge standard is met is determined, finally the permeated water is conveyed to the cooling system and the cleaning link of the ceramic filter 19 and the ball mill 20 and the like, the original drinking-grade clean water is replaced, and the recycling of the water resources is realized.

[0034] In the specific implementation process, as shown in Figure 1 , the drainage well 11 is arranged in the clarified water area 10 of the library area, and the drainage well 11 is used for supplying daily water.

[0035] Specifically, the working principle and the operation method of the present application are as follows:

[0036] The seepage water in the tailings accumulation dam 1 enters the rubber funnel 43, and the sand in the seepage water is filtered in the rubber funnel 43 from the water flow groove on the water inlet pipe 44 into the conveying groove 42, and is washed to the blades of the rotating paddle 433, drives the rotating paddle 433 to rotate, the rotating paddle 433 drives the circular shaft 411 to rotate, the circular shaft 411 drives the elliptical block 422 to rotate, the end of the moving plate 47 is attached to the outer wall of the elliptical block 422 through the spring 488 thrust force, the elliptical block 422 rotates to push the moving plate 47 to slide along the limiting block 46, the moving plate 47 drives the driving block 48 to move, the driving block 48 pushes the driving rod 45 to move upward, the driving rod 45 pushes the bottom of the rubber funnel 43 to move upward through the water inlet pipe 44, the sand in the rubber funnel 43 is pushed out, and self-cleaning is realized; the seepage water in the conveying groove 42 is discharged from the water outlet 477 to the permeable earth-rock dam 8, the seepage water in the permeable earth-rock dam 8 enters the connecting pipe 455 from the steel mesh 444, is transported to the seepage water collection tank 13, is deposited, suspended solids are removed, and the seepage water collection tank 13 is transported to the high-level water tank 16 through the multi-stage pump 15, multi-stage deposition is realized, finally the seepage water is discharged through the seepage water conveying pipeline 17, the water quality is detected by the water quality detector 21 during the discharging process, whether the discharge standard is reached is determined, finally the seepage water is transported to the cooling system and the cleaning link of the ceramic filter 19 and the ball mill 20 and the like equipment.

[0037] The above merely describes the preferred embodiments of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacements or changes to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, and all of them should be covered in the protection scope of the present application.

Claims

1. A kind of tailing pond seepage water is used as beneficiation equipment cooling cleaning system, including tailing accumulation dam (1), with the water-permeable earth-rock dam (8) of the inclination angle connection of tailing accumulation dam (1) bottom, the pond area clarification water area (10) in the top of tailing accumulation dam (1), located in the mountain (12) of one side of tailing accumulation dam, it is characterized by: The filter layer seepage drainage device (4) is arranged between the tailings accumulation dam (1) and the permeable earth-rock dam (8), and the permeable earth-rock dam (8) is connected with a seepage water collecting and processing device. The filter layer seepage drainage device (4) comprises a filter plate (466) arranged between the tailings accumulation dam (1) and the permeable earth-rock dam (8), a plurality of water inlet grooves (41) and a conveying groove (42) in communication with end portions of the water inlet grooves (41) are formed in the filter plate (466) close to the tailings accumulation dam (1), rubber funnels (43) are fixedly arranged on inner walls of the water inlet grooves (41), water outlet ends of the rubber funnels (43) are fixedly provided with water inlet pipes (44), one ends of the water inlet pipes (44) away from the rubber funnels (43) are fixedly provided with driving rods (45), a plurality of concave-shaped limiting blocks (46) are fixedly arranged on inner walls of the conveying groove (42), a plurality of rows of moving plates (47) are arranged in the conveying groove (42), the moving plates (47) are located on inner sides of the limiting blocks (46), upper surfaces of the moving plates (47) are fixedly provided with driving blocks (48) corresponding in number to the driving rods (45), a circular shaft (411) is rotatably arranged on a lower end inner wall of the conveying groove (42), a plurality of elliptical blocks (422) corresponding in number to the moving plates (47) are fixedly arranged on the circular shaft (411), rotary paddles (433) in abutment with both sides of the elliptical blocks (422) are fixedly arranged on the circular shaft (411), guide blocks (49) are fixedly arranged on upper and lower sides of an inner wall of the conveying groove (42) above the circular shaft (411), a water outlet (477) is arranged on one side of a lower end of the conveying groove (42), one ends of the moving plates (47) are fixedly provided with springs (488), and the one ends of the springs (488) are fixedly connected with an upper end inner wall of the conveying groove (42). A steel mesh (444) is fixedly arranged on a lower surface of the permeable earth-rock dam (8), and a plurality of connecting pipes (455) are fixedly arranged on a lower surface of the steel mesh (444). The seepage water collecting and processing device comprises a seepage water collecting assembly and a water quality detecting assembly. The seepage water collecting and processing device comprises a library bottom rock base surface and an anti-seepage film (3) arranged underground, a seepage water collecting pool (13), and a high-level water pool (16), a seepage water pipe (6) is arranged between the library bottom rock base surface and the anti-seepage film (3) and the tailings accumulation dam (1), the seepage water pipe (6) is connected with the connecting pipe (455), a seepage water pipe filter layer (5) is arranged on an inner wall of the seepage water pipe (6), a chemical agent adding box (7) is connected with the seepage water pipe (6), the seepage water pipe (6) is connected with the seepage water collecting pool (13) and the high-level water pool (16), and a multi-stage pump (15) is connected with the seepage water pipe (6), and a first waterproof valve (14) is arranged between the multi-stage pump (15) and the seepage water collecting pool (13).

2. A cooling and cleaning system for mineral processing equipment using seepage water from a tailings pond as claimed in claim 1, characterized in that: A seepage water conveying pipeline (17) is arranged on the high-level water pool (16), a ball mill (20) and a ceramic filter (19) are connected with the seepage water conveying pipeline (17), and a second water outlet valve (18) is arranged on the seepage water conveying pipeline (17).

3. A cooling and cleaning system for mineral processing equipment using tailings pond seepage water as claimed in claim 1, wherein: The water quality detection component comprises a water quality detector (21) installed on the permeated water conveying pipeline (17).

4. A cooling and cleaning system for mineral processing equipment using seepage water from a tailings pond as claimed in claim 1, characterized in that: The clarified water area (10) is provided with a drainage well (11).

5. A cooling and cleaning system for mineral processing equipment using tailings pond seepage water as claimed in claim 1, wherein: The lower end of the driving rod (45) is provided with a slope surface which is matched with a slope surface of the driving block (48), and the water inlet pipe (44) is provided with a plurality of water flow grooves.

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