Mining area ore washing water treatment device

Abstract

The utility model provides a mining area ore washing water treatment device which comprises a tank body, a water inlet, a water outlet, a flocculation port and a slag discharge port, the tank body is provided with a liquid inlet, a liquid outlet, a flocculation port and a slag discharge port, the liquid outlet is arranged close to the top of the tank body, and the slag discharge port is located at the bottom of the tank body; the sewage collecting tank is communicated with the liquid inlet, and the sewage collecting tank is used for providing sewage for the tank body; the muddy water treater is communicated with the slag discharge port and is used for treating muddy water discharged from the slag discharge port; the stirring assembly is arranged in the tank body, and the stirring assembly is used for stirring liquid in the tank body. According to the technical scheme provided by the utility model, the problem of poor sewage treatment effect in the prior art can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a mineral washing water treatment technical field, specifically, relate to a kind of mine mineral washing water treatment device. BACKGROUND

[0002] In the process of washing ore in mining area, the washing water is usually large in quantity, dirty and high in mud content, which is not convenient for rapid recycling. The current mine washing water treatment device usually uses flocculants to treat sewage, but the mixing effect of flocculants and sewage is poor, resulting in poor sewage treatment effect. UTILITY MODEL CONTENT

[0003] The utility model provides a kind of mine mineral washing water treatment device to solve the problem of poor sewage treatment effect in prior art.

[0004] The utility model provides a kind of mine mineral washing water treatment device, mine mineral washing water treatment device includes: tank body, tank body has liquid inlet, liquid outlet, flocculation port and slag discharge port, liquid outlet is close to the top of tank body and is arranged, and slag discharge port is located at the bottom of tank body;Sewage collection tank is communicated with liquid inlet, and sewage collection tank is used to provide sewage to tank body;Silt water processor is communicated with slag discharge port, and silt water processor is used to treat silt water discharged by slag discharge port;Stirring assembly is arranged in tank body, and stirring assembly is used to stir liquid in tank body.

[0005] Further, the stirring assembly includes: a driving member arranged at the top of the tank body; a rotating shaft having one end drivingly connected with the driving member, the rotating shaft being rotatably arranged in the tank body and extending from the top end of the tank body to the bottom end of the tank body; and a stirring portion arranged on the rotating shaft, the driving member driving the stirring portion to rotate through the rotating shaft to stir the liquid in the tank body.

[0006] Further, the mine mineral washing water treatment device further includes a cleaning scraper connected with the rotating shaft, and a cleaning end of the cleaning scraper is attached to the inner wall of the tank body.

[0007] Further, the stirring portion includes a spiral stirring blade, a first stirring rod and a second stirring rod, the spiral stirring blade being spirally arranged on the rotating shaft along the extension direction of the rotating shaft, the first stirring rod and the second stirring rod being both arranged on the side wall of the rotating shaft, and the extension directions of the first stirring rod and the second stirring rod have an included angle in the vertical direction.

[0008] Further, the first stirring rod is arranged in the tank body along the radial direction.

[0009] Further, the stirring part comprises a plurality of first stirring rods and a plurality of second stirring rods, the rotating shaft has a first setting surface and a second setting surface in the axial direction, the first setting surface and the second setting surface have an included angle, and the axis of the rotating shaft is located on the first setting surface and the second setting surface; the first stirring rods are alternately arranged on both sides of the rotating shaft located on the first setting surface in the extending direction of the rotating shaft; and the second stirring rods are alternately arranged on both sides of the rotating shaft located on the second setting surface in the extending direction of the rotating shaft.

[0010] Further, the mine area washing water treatment device further comprises a filtering assembly arranged in the sewage collecting tank, and the filtering assembly is used for pre-filtering the sewage in the sewage collecting tank.

[0011] Further, the top of the sewage collecting tank is provided with an opening, the bottom of the sewage collecting tank is provided with a sewage discharge port, the sewage discharge port is communicated with the liquid inlet, and the filtering assembly comprises a filter screen arranged in the sewage collecting tank, a lifting part fixedly connected with the filter screen and used for moving the filter screen, and a limiting piece arranged in the sewage collecting tank and located above the sewage discharge port and used for limiting the lowest position of the filter screen in the sewage collecting tank.

[0012] Further, the outer side of the opening is provided with a connecting hole, and the lifting part comprises a connecting rod, one end of the connecting rod is connected with the filter screen, and a connecting plate located above the sewage collecting tank, connected with the other end of the connecting rod, partially located on the outer side of the opening, and provided with a positioning column at the bottom, the positioning column is inserted and matched with the connecting hole to limit the position of the lifting part in the sewage collecting tank.

[0013] Further, the liquid inlet is arranged lower than the flocculation port, and the liquid outlet is arranged higher than the flocculation port.

[0014] According to the technical scheme of the utility model, the sewage collecting tank is communicated with the liquid inlet of the tank body, the sewage collected by the sewage collecting tank is introduced into the tank body, the flocculating agent is added into the tank body through the flocculation port of the tank body, the stirring assembly can stir the sewage and the flocculating agent in the tank body, the mixing effect of the sewage and the flocculating agent is improved, the flocculation process is promoted, the treatment efficiency is improved, and the treatment effect of the sewage is improved. After the flocculating agent is precipitated and concentrated, the clean water flows out from the liquid outlet of the tank body, and the sludge water discharged from the residue discharge port of the tank body is subjected to secondary treatment in the sludge water processor, so that the treatment effect of the sewage is further improved, the problem of recycling of water resources in the mine area is effectively solved, and the influence of wastewater discharge on the environment is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings constituting a part of the specification of the application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and the description thereof are used to explain the utility model and do not constitute an improper limitation on the utility model. In the drawings:

[0016] Figure 1 A structure schematic view of the mine washing water treatment device is shown.

[0017] Figure 2 An internal structure schematic view of the tank body is shown.

[0018] Figure 3 An internal structure schematic view of the sewage collecting tank is shown.

[0019] Among them, the above-mentioned drawings include the following reference signs:

[0020] 10, tank body;

[0021] 11, liquid inlet;

[0022] 12, liquid outlet;

[0023] 13, flocculation port;

[0024] 14, deslagging port;

[0025] 20, sewage collecting tank;

[0026] 21, opening;

[0027] 22, connecting hole;

[0028] 23, sewage outlet;

[0029] 30, sludge water processor;

[0030] 40, stirring assembly;

[0031] 41, driving part;

[0032] 42, rotating shaft;

[0033] 421, connecting shaft;

[0034] 43, stirring part;

[0035] 431, helical stirring blade;

[0036] 432, first stirring rod;

[0037] 433, second stirring rod;

[0038] 50, cleaning scraper;

[0039] 51, scraper one;

[0040] 52, scraper two;

[0041] 53, triangular plate;

[0042] 60, filtering assembly;

[0043] 61, filter screen;

[0044] 62, pulling part;

[0045] 621, connecting rod;

[0046] 622, connecting plate;

[0047] 623, positioning column;

[0048] 63, limiting piece. DETAILED DESCRIPTION

[0049] 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 part of the embodiments of the present application, rather than all the embodiments. The description of the at least one exemplary embodiment is actually only illustrative, but not as any limitation on the present application and its application or use. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0050] As shown in the drawings, Figure 1 The mine washing water treatment device provided by the embodiment of the present application includes a tank body 10, a sewage collection tank 20, a sludge water processor 30 and a stirring assembly 40. The tank body 10 has a liquid inlet 11, a liquid outlet 12, a flocculation port 13 and a residue discharge port 14. The liquid outlet 12 is arranged near the top of the tank body 10, and the residue discharge port 14 is located at the bottom of the tank body 10. The sewage collection tank 20 is in communication with the liquid inlet 11, and is used to provide sewage to the tank body 10. The sludge water processor 30 is in communication with the residue discharge port 14, and is used to process the sludge discharged from the residue discharge port 14. The stirring assembly 40 is arranged in the tank body 10, and is used to stir the liquid in the tank body 10.

[0051] The technical scheme of the present application is applied, the liquid inlet 11 of the tank body 10 is in communication with the sewage collection tank 20, the sewage collected by the sewage collection tank 20 can be introduced into the tank body 10, the flocculating agent is added into the tank body 10 through the flocculation port 13 of the tank body 10, the stirring assembly 40 can stir the sewage and the flocculating agent in the tank body 10, improve the mixing effect of the sewage and the flocculating agent, promote the flocculation process, improve the treatment efficiency, and improve the treatment effect of the sewage. After flocculation and sedimentation of the flocculating agent, the clear water flows out from the liquid outlet 12 of the tank body 10, and the sludge discharged from the residue discharge port 14 of the tank body 10 is subjected to secondary treatment in the sludge water processor 30, further improving the treatment effect of the sewage, effectively solving the problem of recycling of mine water resources, and reducing the influence of wastewater discharge on the environment.

[0052] In the embodiment of the present application, the tank 10 is a composite thickener which utilizes the difference in specific gravity of solid particles in suspension to make the particles settle by gravity, and the addition of a certain amount of flocculant can accelerate the formation of flocs of particles in the washing water. In addition, the composite thickener can stably handle a large amount of material, has a long service life and low cost.

[0053] As shown in Figure 1 With Figure 2 As shown in the drawings, the stirring assembly 40 includes a driving member 41, a rotating shaft 42 and a stirring part 43. The driving member 41 is arranged at the top of the tank 10; the driving member 41 is drivingly connected to one end of the rotating shaft 42, the rotating shaft 42 is rotatably arranged in the tank 10, and the rotating shaft 42 extends from the top end of the tank 10 to the bottom end of the tank 10. The stirring part 43 is arranged on the rotating shaft 42, and the driving member 41 drives the stirring part 43 to rotate through the rotating shaft 42 to stir the liquid in the tank 10. Through the above arrangement, the driving member 41 drives the rotating shaft 42 to rotate, so that the stirring part 43 arranged on the rotating shaft 42 fully stirs the liquid, which can ensure the full mixing of the liquid in the tank 10, promote the uniform distribution of the flocculant, and thus improve the flocculation effect and the processing speed.

[0054] As shown in Figure 2 The mine washing water treatment device also includes a cleaning scraper 50 connected to the rotating shaft 42, and the cleaning end of the cleaning scraper 50 is attached to the inner wall of the tank 10. In the present application, the cleaning scraper 50 is connected to the rotating shaft 42 through a connecting shaft 421.

[0055] In the embodiment of the present application, the cleaning scraper 50 includes a scraper one 51, a scraper two 52 and a triangular plate 53. The cleaning ends of the scraper one 51 and the scraper two 52 are attached to the inner wall of the tank 10, and through the above arrangement, the accumulation of deposits on the inner wall of the tank can be effectively prevented, avoiding the formation of dead zones, ensuring long-term stable operation of the equipment and reducing maintenance costs. At the same time, the triangular plate 53 is arranged between the scraper one 51 and the scraper two 52, which can make the scraper one 51 and the scraper two 52 more firm and improve the practicality of the device. Specifically, the triangular plate 53 is arranged between the inner wall of the scraper one 51 and the scraper two 52 in the present application to prevent interference when the triangular plate 53 cleans the inner wall of the tank 10.

[0056] Specifically, the stirring part 43 comprises a spiral stirring blade 431, a first stirring rod 432 and a second stirring rod 433, the spiral stirring blade 431 is spirally arranged on the rotating shaft 42 along the extension direction of the rotating shaft 42, the first stirring rod 432 and the second stirring rod 433 are both arranged on the side wall of the rotating shaft 42, and the extension directions of the first stirring rod 432 and the second stirring rod 433 have an included angle in the vertical direction. Through the above arrangement, the stirring part 43 with multiple stirring blades can cause strong turbulent flow of the liquid in the tank body 10, promote the rapid reaction of the sewage and the flocculating agent, and improve the treatment efficiency.

[0057] The first stirring rod 432 is arranged in the radial direction in the tank body 10. In this way, the first stirring rod 432 can effectively stir the liquid in the radial direction of the tank body 10, prevent local precipitation, and improve the uniformity of the mixture of the sludge and the flocculating agent.

[0058] As shown in Figure 2 , the stirring part 43 comprises a plurality of first stirring rods 432 and a plurality of second stirring rods 433, the rotating shaft 42 has a first arrangement surface and a second arrangement surface in the axial direction, the first arrangement surface and the second arrangement surface have an included angle, and the axis of the rotating shaft 42 is located on the first arrangement surface and the second arrangement surface, the first stirring rods 432 are alternately arranged on both sides of the rotating shaft 42 located on the first arrangement surface along the extension direction of the rotating shaft 42, and the second stirring rods 433 are alternately arranged on both sides of the rotating shaft 42 located on the second arrangement surface along the extension direction of the rotating shaft 42. Through the above arrangement, the plurality of first stirring rods 432 and the plurality of second stirring rods 433 are alternately arranged and located on two different planes, which can form multi-directional stirring force to fully mix the liquid in the tank body 10, improve the flocculation effect, and improve the sewage treatment effect.

[0059] As shown in Figure 3 , the mine washing water treatment device further comprises a filtering assembly 60, the filtering assembly 60 is arranged in the sewage collecting tank 20, and the filtering assembly 60 is used for pre-filtering the sewage in the sewage collecting tank 20. In this way, the filtering assembly 60 can remove large particles of impurities in the sewage in advance, reduce the burden of subsequent treatment, and improve the processing capacity of the whole system. In addition, the pre-treatment of the filtering assembly 60 can avoid the blockage of the pipeline between the tank body 10 and the sewage collecting tank 20 by the sewage.

[0060] Further, the top of the sewage collection tank 20 has an opening 21, the bottom of the sewage collection tank 20 is provided with a sewage outlet 23, the sewage outlet 23 is communicated with the liquid inlet 11, and the filtering assembly 60 comprises a filter screen 61, a lifting part 62 and a limiting piece 63. The filter screen 61 is arranged in the sewage collection tank 20; the lifting part 62 is fixedly connected with the filter screen 61, and the lifting part 62 is used for moving the filter screen 61; and the limiting piece 63 is arranged in the sewage collection tank 20 and located above the sewage outlet 23, and the limiting piece 63 is used for limiting the lowest position of the filter screen 61 in the sewage collection tank 20.

[0061] In the embodiment of the present application, the sewage outlet 23 is communicated with the liquid inlet 11 through a slurry pipe, and a slurry pump is arranged on the slurry pipe, so that the sewage collected by the sewage collection tank 20 can be smoothly transported from the sewage outlet 23 to the liquid inlet 11 of the tank body 10 through the slurry pipe. The filter screen 61 can filter the washing water containing a large amount of large-particle impurities such as stones and ore fragments, can avoid the large-particle impurities from blocking the pipeline or equipment, ensures the stable operation of the whole system, can significantly reduce the pressure of the subsequent processing stage, and prolongs the service life of the main processing equipment. The limiting piece 63 is arranged in the sewage collection tank 20, can support the filter screen 61 and limit the lowest position of the filter screen 61 in the sewage collection tank 20, so that the filter screen 61 is more stable in the sewage collection tank 20.

[0062] In the embodiment of the present application, a handle is further arranged on the lifting part 62, which facilitates the workers to take out the filter screen 61 from the sewage collection tank 20, so that the replacement and cleaning of the filter screen 61 are more convenient, the downtime is reduced, and the operation efficiency of the equipment is improved.

[0063] Specifically, the outer side of the opening 21 is provided with a connecting hole 22, and the lifting part 62 comprises a connecting rod 621 and a connecting plate 622. The one end of the connecting rod 621 is connected with the filter screen 61; the connecting plate 622 is located above the sewage collection tank 20, the other end of the connecting rod 621 is connected with the connecting plate 622, the connecting plate 622 is partially located on the outer side of the opening, the bottom of the connecting plate 622 is provided with a positioning column 623, and the positioning column 623 is inserted and matched with the connecting hole 22 to limit the position of the lifting part 62 in the sewage collection tank 20. Through the above arrangement, the connecting plate 622 is connected with the filter screen 61 through the connecting rod 621, and the connecting plate 622 is located above the sewage collection tank 20 and partially on the outer side of the opening, so that the connecting plate 622 plays a supporting and limiting role on the filter screen 61, and the positioning column 623 and the connecting hole 22 are inserted and matched to further limit the position of the connecting plate 622 in the sewage collection tank 20, so that the installation and disassembly of the filter screen 61 are more convenient, the operation efficiency is improved, and the device is more stable.

[0064] The liquid inlet 11 is arranged below the flocculation port 13, and the liquid outlet 12 is arranged above the flocculation port 13. In this way, the layout can utilize the gravity to form a natural flow path of the sewage in the tank, which is beneficial to the uniform distribution of the flocculant and the sedimentation of the solid particles, and improves the treatment efficiency and the water purification effect.

[0065] The working principle of the present application is as follows: when the mine washing water treatment device needs to be used, the device is first installed at a suitable position. The sewage in the sewage collection tank 20 is first filtered by the filter screen 61 to remove large particle impurities, preventing the pipeline from being blocked. The preliminarily filtered sewage then flows from the sewage outlet 23 into the tank body 10 through the slurry pipe. The flocculant enters the tank body 10 through the flocculation port 13 and mixes with the sewage. The driving member 41 drives the rotating shaft 42 to rotate, and the rotating shaft 42 drives the spiral stirring blade 431, the first stirring rod 432, and the second stirring rod 433 of the stirring part 43 to rotate, accelerating the mixing of the sewage and the flocculant. At the same time, the scraper one 51 and the scraper two 52 of the cleaning scraper 50 clean the inner wall of the tank body 10 when the rotating shaft 42 rotates, improving the practicality of the device. The sewage is flocculated and precipitated in the tank body 10, and the flocculated slurry is sent to the slurry processor 30 through the residue outlet 14 for further treatment. The clean water flows out of the liquid outlet 12 and can be recycled.

[0066] The device provided by the present application has the following advantages:

[0067] 1. The stirring assembly is arranged in the present application. When the sewage is transported into the composite thickening tank and mixed with the flocculant, the motor is started, the motor drives the rotating shaft to rotate, and the rotating shaft drives the spiral stirring blade, the first stirring rod, and the second stirring rod to rotate. The spiral stirring blade, the first stirring rod, and the second stirring rod can stir the sewage, so that the sewage and the flocculant can be mixed more effectively. The stirring assembly can stir the sewage transported into the composite thickening tank, improving the mixing quality of the sewage and the flocculant.

[0068] 2. The filtering assembly is arranged in the present application. The filter screen is placed in the sewage collection tank, and the lower end of the connecting plate is in contact with the upper end of the sewage collection tank. The connecting plate supports and limits the filter screen through the connecting rod. When the sewage enters the sewage collection tank, the filter screen can filter the sewage, preventing the slurry pipe from being blocked. The filter screen can be taken out of the sewage collection tank for cleaning through the lifting part.

[0069] 3. The scraper one and the scraper two are arranged in the present application. When the rotating shaft rotates, the rotating shaft drives the scraper one to rotate through the connecting rod, and the scraper one drives the scraper two to rotate. The scraper one and the scraper two can clean the inner wall of the composite thickening tank, improving the practicality of the device. The triangular plate is arranged between the scraper one and the scraper two to make them more firm.

[0070] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components and / or combinations thereof, but do not preclude the presence or addition of one or more other features, steps, operations, devices, components and / or combinations thereof.

[0071] The relative arrangement of parts and steps, numerical expressions, and numerical values set forth in the examples are not intended to limit the scope of the present application unless otherwise specifically stated. It is to be understood that the drawings are not necessarily to scale of the various parts shown in the drawings. Techniques, methods, and apparatus known to those of ordinary skill are not discussed in detail because they would be understood that such techniques, methods, and apparatus are considered part of the specification. In all examples shown and discussed herein, any specific value is to be interpreted as merely an example, and not a limitation. Thus, other examples of the example embodiments can have different values. It is noted that like numbers and letters refer to like elements throughout the several views of the drawings and, as such, no further definitions of these numbers and letters are necessary for understanding the drawings. In the description of the present application, it is to be understood that the orientation terms such as "front", "back", "up", "down", "left", "right", "transverse", "vertical", "horizontal", and "top", "bottom" and the like are generally used for the purpose of convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be understood as limiting the scope of protection of the present application. The orientation terms "inner", "outer" refer to the inner and outer relative to the contour of each component.

[0072] In the description of the present application, it is to be understood that the orientation terms such as "front", "back", "up", "down", "left", "right", "transverse", "vertical", "horizontal", and "top", "bottom" and the like are generally used for the purpose of convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be understood as limiting the scope of protection of the present application. The orientation terms "inner", "outer" refer to the inner and outer relative to the contour of each component.

[0073] For purposes of the description hereinafter, spatial relative terms, such as "above", "below", "upper", "lower", and the like, can be used to describe the relative position of one element or feature to another as illustrated in the figures. It will be understood that the spatial relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientations depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "up" other elements or features would then be oriented "below" or "down" the other elements or features. Thus, the exemplary term "above" can encompass both an orientation of above and below. The device can be otherwise oriented (rotated 90 degrees or at other orientations) and the spatial relative descriptors used herein interpreted accordingly.

[0074] In addition, it should be noted that the use of "first", "second", and the like words of distinction do not connote any meaning of importance, but are used solely to differentiate one element from another, and are used in the context of this application without implying any specific order, or order of precedence. Accordingly, a first element that follows an operation can be performed before, after, or at the same time as a second element that precedes the operation.

[0075] The preferred embodiments of the present application have been described above with the purpose of enabling not only the best modes of practicing the application known to the inventors at this time, but also of enabling others skilled in the art to utilize the application in various embodiments and with various modifications as are suited to the particular use contemplated. Therefore, the above description is intended to be illustrative, but not restrictive, of the scope of the present application. All patents and patent applications mentioned herein are incorporated by reference in their entirety.

Claims

1. A mine site process water treatment plant, characterised in that, The mine washing water treatment device comprises: a tank body (10) having a liquid inlet (11), a liquid outlet (12), a flocculation port (13) and a residue discharge port (14), the liquid outlet (12) being arranged near the top of the tank body (10), and the residue discharge port (14) being arranged at the bottom of the tank body (10); a sewage collection tank (20) in communication with the liquid inlet (11) and configured to provide sewage to the tank body (10); a sludge treatment device (30) in communication with the residue discharge port (14) and configured to treat sludge discharged from the residue discharge port (14); a stirring assembly (40) arranged in the tank body (10) and configured to stir the liquid in the tank body (10).

2. The mine washery water treatment plant according to claim 1, characterised by, The stirring assembly (40) comprises: a driving member (41) arranged at the top of the tank body (10); a rotating shaft (42) having one end drivingly connected to the driving member (41) and rotatably arranged in the tank body (10), the rotating shaft (42) extending from the top end of the tank body (10) to the bottom end of the tank body (10); a stirring portion (43) arranged on the rotating shaft (42), the driving member (41) driving the stirring portion (43) to rotate through the rotating shaft (42) to stir the liquid in the tank body (10).

3. The mine washery water treatment plant according to claim 2, characterised in that, The mine washing water treatment device further comprises a cleaning scraper (50) connected to the rotating shaft (42), a cleaning end of the cleaning scraper (50) being in abutment with the inner wall of the tank body (10).

4. The mine washery water treatment plant according to claim 2, characterised by, The stirring portion (43) comprises a helical stirring blade (431), a first stirring rod (432) and a second stirring rod (433), the helical stirring blade (431) being helically arranged on the rotating shaft (42) along the extension direction of the rotating shaft (42), the first stirring rod (432) and the second stirring rod (433) being arranged on the side wall of the rotating shaft (42), and the extension directions of the first stirring rod (432) and the second stirring rod (433) having an included angle in the vertical direction.

5. The mine washery water treatment plant according to claim 4, characterised in that, The first stirring rod (432) is arranged in the tank body (10) along the radial direction.

6. The mine washery water treatment plant according to claim 5, characterised in that, The stirring portion (43) comprises a plurality of the first stirring rods (432) and a plurality of the second stirring rods (433), the rotating shaft (42) having a first arrangement surface and a second arrangement surface in the axial direction, the first arrangement surface and the second arrangement surface having an included angle, and the axis of the rotating shaft (42) being located on the first arrangement surface and the second arrangement surface, the first stirring rods (432) being alternately arranged on both sides of the first arrangement surface of the rotating shaft (42) along the extension direction of the rotating shaft (42), and the second stirring rods (433) being alternately arranged on both sides of the second arrangement surface of the rotating shaft (42) along the extension direction of the rotating shaft (42).

7. The mine washery water treatment plant according to claim 1, characterised by, The mine washing water treatment device further comprises a filter assembly (60) arranged in the sewage collecting tank (20), and the filter assembly (60) is used for pre-filtering the sewage in the sewage collecting tank (20).

8. A mine washery water treatment apparatus according to claim 7, characterised in that, The top of the sewage collecting tank (20) is provided with an opening (21), and the bottom of the sewage collecting tank (20) is provided with a sewage outlet (23) in communication with the liquid inlet (11), and the filter assembly (60) comprises: a filter screen (61) arranged in the sewage collecting tank (20); a lifting part (62) fixedly connected with the filter screen (61), the lifting part (62) being used for moving the filter screen (61); a limiting part (63) arranged in the sewage collecting tank (20), the limiting part (63) being located above the sewage outlet (23), and the limiting part (63) being used for limiting the lowest position of the filter screen (61) in the sewage collecting tank (20).

9. A mine washery water treatment apparatus according to claim 8, characterised in that, The outer side of the opening (21) is provided with a connecting hole (22), and the lifting part (62) comprises: a connecting rod (621), one end of the connecting rod (621) being connected with the filter screen (61); a connecting plate (622), the connecting plate (622) being located above the sewage collecting tank (20), the other end of the connecting rod (621) being connected with the connecting plate (622), the connecting plate (622) being partially located on the outer side of the opening, and the bottom of the connecting plate (622) being provided with a positioning column (623), the positioning column (623) being inserted and matched with the connecting hole (22) to limit the position of the lifting part (62) in the sewage collecting tank (20).

10. The mine washery water treatment plant according to claim 1, characterised by, The liquid inlet (11) is arranged below the flocculation port (13), and the liquid outlet (12) is arranged above the flocculation port (13).

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