Mine drainage device
By designing a water storage tank, a water filtration assembly, and a rotating slag removal assembly in the mine drainage device, the problem of blockage in the mine drainage equipment was solved, achieving automatic impurity removal and efficient drainage, reducing labor intensity, and improving drainage efficiency.
Patent Information
- Application Number
- CN202211182801.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2022-09-27
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2042-09-27
AI Technical Summary
Equipment often gets clogged during mine drainage, which increases the workload of workers and affects drainage efficiency.
A mine drainage device was designed, including a water storage tank, a water filtration assembly, and a rotating slag removal assembly. The device uses a motor to drive a rotating shaft and a slag removal plate to automatically remove impurities, and combines a truncated cone structure to achieve automatic collection and cleaning of impurities.
It enables automatic filtration and impurity removal of mine drainage, reduces the labor intensity of workers, improves drainage efficiency, and allows for the rapid and continuous discharge of accumulated water from inside the mine.
Smart Images
Figure CN115671843B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to the technical field of mine drainage, in particular to a mine drainage device. BACKGROUND
[0002] Mine drainage refers to the drainage of underground water and surface water entering a mine during mine construction and production, and is one of important means to overcome water disasters. In the case that a water-filled deposit has not been completely dewatered, drainage must be relied on to create a good working environment for mining work and the health and safety of workers, so as to ensure the smooth progress of production. The mine water inflow presents seasonal periodic changes, and reaches the peak in the rainy season (or thawing period), and the maximum water inflow can be 1.5-3 times or more than the normal water inflow. Jiaozuo coalfield is a mine area with large water inflow in China. According to the statistics in 1977, the total water inflow reaches 600,000 cubic meters per day, the annual drainage power consumption is 320 million degrees, the annual drainage cost is 17 million yuan, and the drainage cost per ton of coal is 3.61 yuan, accounting for 21% of the raw coal cost. The drainage methods include self-flow drainage and mechanical drainage, and a good drainage system and equipment are required for open-pit and underground mining to prevent mine water disasters.
[0003] In the prior art, the mine drainage generally adopts the mechanical drainage mode, however, there are a large amount of impurities in the water accumulated in the mine, and some of the impurities contain coal dregs. During the drainage process, the equipment is often blocked, and the staff needs to disassemble the equipment for dredging, which not only increases the labor intensity of the staff, but also affects the efficiency of the mine drainage. SUMMARY
[0004] The application provides a kind of, solve the technical problem that the equipment is often blocked in the mine drainage process in the prior art, the staff needs to disassemble the equipment for dredging, which not only increases the labor intensity of the staff, but also affects the efficiency of the mine drainage, realizes the effective filtration of the mine drainage, and when the equipment is blocked, the internal impurities can be automatically cleaned, the labor intensity of the staff is reduced, the long-term continuous drainage work can be realized, and the efficiency of the mine drainage is improved.
[0005] In a first aspect, the application provides a mine drainage device, comprising a water storage cylinder, a filtered water outlet assembly, a rotating slag removal assembly and a conical platform; the top end of the water storage cylinder is provided with a water inlet, and the two sides of the water storage cylinder are respectively provided with a water outlet and a slag outlet; the filtered water outlet assembly comprises a water outlet pipe, a filter and a reset member; the water outlet pipe extends into the water outlet and is fixedly connected with the water storage cylinder; the filter is arranged on the inner side of the water outlet pipe and is in sliding connection with the inner side of the water outlet pipe, and one end of the filter extends into the water storage cylinder; the reset member is arranged on the inner side of the water outlet pipe and is in contact with the filter; the rotating slag removal assembly comprises a motor, a rotating shaft, a sealing plate and a plurality of slag removal plates; the rotating shaft extends into the water storage cylinder, and the rotating shaft is rotatably connected with the top end of the water storage cylinder and the bottom end of the water storage cylinder; the conical platform is arranged inside the water storage cylinder and below the water outlet, the rotating shaft penetrates through the conical platform and is rotatably connected with the conical platform; a plurality of the slag removal plates are arranged in an annular array on the outer side of the rotating shaft and can rotate synchronously with the rotating shaft; the bottom end of the slag removal plate is in contact with the conical surface of the conical platform and can slide relative to the conical surface of the conical platform; the inner side of the sealing plate is fixedly connected to the end of one of the slag removal plates away from the rotating shaft; the outer side of the sealing plate is in contact with and in sliding connection with the inner side of the water storage cylinder, and the sealing plate can block the slag outlet; the motor is arranged on the top of the water storage cylinder, and the output end of the motor is fixedly connected with the top end of the rotating shaft.
[0006] In combination with the first aspect, in a possible implementation manner, the outer side of the bottom end of the conical platform is in contact with and fixedly connected with the inner side of the water storage cylinder.
[0007] In combination with the first aspect, in a possible implementation manner, the mine drainage device provided by the application further comprises a lifting assembly arranged below the conical platform; the lifting assembly comprises a lifting sleeve and a plurality of guide rods arranged in an annular array on the outer side of the lifting sleeve; the lifting sleeve is below the conical platform, and the rotating shaft penetrates through the lifting sleeve and is threadedly connected with the lifting sleeve; the inner side of the bottom of the water storage cylinder is provided with a plurality of guide grooves in an annular array, and the ends of the plurality of guide rods away from the rotating shaft respectively extend into the plurality of guide grooves and are in sliding connection with the guide grooves; the conical platform is arranged on the outer side of the rotating shaft and can slide along the length direction of the rotating shaft, the outer edge of the bottom end of the conical platform is in contact with and in sliding connection with the inner side of the water storage cylinder, and the bottom surface of the conical platform is fixedly connected with the top end of the lifting sleeve.
[0008] With reference to the first aspect, in a possible implementation manner, the rotating shaft is provided with a plurality of strip-shaped grooves in a ring shape along the length direction of the rotating shaft; the plurality of slag removal plates respectively extend into the plurality of strip-shaped grooves and are capable of sliding along the length direction of the strip-shaped grooves, and the plurality of slag removal plates are capable of rotating synchronously with the rotating shaft under the action of the strip-shaped grooves.
[0009] With reference to the first aspect, in a possible implementation manner, the filter member comprises a circular filter screen and a conical sleeve; the inner side of the water outlet pipe is provided with a ring-shaped sliding groove; the circular filter screen is in the ring-shaped sliding groove and is in sliding connection with the ring-shaped sliding groove; the reset member is in the ring-shaped sliding groove, one end of the reset member is fixedly connected with the ring-shaped sliding groove, and the other end of the reset member is in contact with the circular filter screen; the large-end of the conical sleeve is fixedly connected with the circular filter screen, and the small-end of the conical sleeve extends into the inside of the water storage cylinder and is capable of sliding the circular filter screen in the ring-shaped sliding groove under the extrusion of the rotating slag removal plate.
[0010] With reference to the first aspect, in a possible implementation manner, the mine drainage device provided in the present application further comprises a controller and a flow meter; the flow meter is arranged on the outer side of the water outlet pipe and is capable of detecting the water outlet amount of the water outlet pipe; and the controller is arranged at the top end of the water storage cylinder and is electrically connected with the motor and the flow meter respectively.
[0011] In a second aspect, the application provides a method for mine drainage, comprising: injecting water inside the mine into the water inlet of the water storage cylinder, after the water overflows the water outlet, water is pumped out of the water outlet by an external water pumping device; the water entering the water storage cylinder is filtered by the filter and then pumped out of the water outlet, leaving impurities in the water storage cylinder, which will gradually accumulate on the conical table; when the impurities on the conical table accumulate too much and block the water outlet, water can no longer be pumped out of the water outlet, at which point water injection into the water inlet is stopped and the motor is controlled to rotate; the motor rotates to drive the shaft and the slag removal plate to rotate synchronously, the sealing plate is rotated to move away from the slag outlet, allowing the slag outlet to open, and the slag removal plate is rotated to gradually push the impurities on the conical table towards the slag outlet, eventually causing the impurities to be discharged from the slag outlet, thereby automatically cleaning the impurities inside the water storage cylinder; during the rotation of the slag removal plate, the plurality of slag removal plates will pass through the filter in turn and press the filter to make the filter press the reset member and retract into the water outlet pipe, after the slag removal plate moves away from the filter, the filter automatically pops out and extends into the water storage cylinder under the action of the reset member, so that during one rotation of the plurality of slag removal plates, the filter can be extended and retracted to vibrate, causing small impurities attached to the inside of the filter to vibrate and fall into the water storage cylinder, and eventually be pushed to the slag outlet along with the overall impurities; after the motor rotates the slag removal plate for one revolution, the accumulated impurities in the water storage cylinder are all pushed to the slag outlet and discharged, and the sealing plate reaches the position of the slag outlet again and blocks the slag outlet; then water from the mine is continuously injected into the water inlet, and when the water again overflows the water outlet, the water can be pumped out by the external water pumping device, thereby effectively filtering and discharging the water in the mine; when the water outlet is again blocked by the impurities accumulated inside the water storage cylinder, the above steps are repeated to automatically clean the impurities inside the water storage cylinder, and this cycle can continuously and persistently achieve rapid drainage of the water inside the mine.
[0012] The one or more technical solutions provided in the application have at least the following technical effects or advantages:
[0013] The application uses a water storage cylinder, a filter water outlet assembly, a rotating slag removal assembly, and a conical table to first inject water inside the mine into the water storage cylinder, and after the water gradually overflows the water outlet, the water is pumped out of the water outlet by an external water pumping device, the filter can filter impurities, and the impurities are blocked inside the water storage cylinder and gradually deposited on the conical table, thereby collecting impurities in the water.
[0014] When the impurities on the conical table accumulate too much and block the water outlet, the water outlet can no longer draw water outward at this time, stop injecting water into the water inlet, and control the motor to rotate, thereby driving the rotating shaft and the slag removal plate to rotate synchronously, and the sealing plate is rotated to be away from the slag outlet, so that the slag outlet is opened, and the slag removal plate rotates to gradually push the impurities accumulated on the conical table to the slag outlet, and finally the impurities are discharged from the slag outlet, realizing automatic cleaning of the impurities in the water storage cylinder;
[0015] The conical table is arranged, so that when the slag removal plate rotates and pushes the impurities to move to the slag outlet, the impurities can be automatically discharged from the slag outlet through the conical surface of the conical table, improving the slag removal efficiency; at the same time, after the impurities block the water outlet, a certain height of water is stored above the water outlet and cannot be discharged, and when the slag removal plate rotates and pushes the impurities to move to the slag outlet, the water stored above will also flush the impurities on the conical surface to some extent, so that the impurities are discharged more completely;
[0016] After the motor drives the slag removal plate to rotate one circle, the sealing plate can reach the position of the slag outlet again and block the slag outlet, facilitating subsequent continued use of water storage and water pumping;
[0017] In the process of rotating the slag removal plate, a plurality of slag removal plates will pass through the filter in turn and respectively extrude the filter to make the filter extrude the reset member and retract into the water outlet pipe, and after the slag removal plate leaves the filter, the filter automatically pops out and extends into the water storage cylinder under the action of the reset member, so that in the process of rotating one circle, the filter can realize reciprocating vibration, so that the small impurities attached to the inner side of the filter can be vibrated and fall into the water storage cylinder, and finally be pushed to the slag outlet together with the whole impurities, realizing automatic cleaning of the impurities on the filter;
[0018] After the impurities on the conical table and the impurities on the filter are completely cleaned, continue to inject water from the water inlet into the mine, and continue to pump water through the external water pumping equipment, realizing effective filtration and discharge of water in the mine, and when the water outlet is blocked again by the impurities accumulated in the water storage cylinder, repeat the above steps to realize automatic cleaning of the impurities in the water storage cylinder, so that the water in the mine can be quickly discharged for a long time;
[0019] The technical problem that the equipment is often blocked during mine drainage in the prior art, and the staff needs to disassemble and dredge the equipment, which not only increases the labor intensity of the staff, but also affects the efficiency of mine drainage is effectively solved, realizing effective filtration of mine drainage, automatic cleaning of internal impurities when the equipment is blocked, reducing the labor intensity of the staff, realizing long-term and persistent drainage work, and improving the efficiency of mine drainage. Attached Figure Description
[0020] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the drawings used in the description of the embodiments of the present invention or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.
[0021] Figure 1 Axonometric drawing I of a mine drainage device provided in this application embodiment;
[0022] Figure 2 Axonometric drawing II of a mine drainage device provided in the embodiments of this application;
[0023] Figure 3 A front view of a mine drainage device provided in an embodiment of this application;
[0024] Figure 4 for Figure 3 A cross-sectional view along the AA direction;
[0025] Figure 5 for Figure 4 A magnified view of a portion of region B in the middle;
[0026] Figure 6 A top view of a mine drainage device provided in an embodiment of this application;
[0027] Figure 7 for Figure 6 A cross-sectional view along the CC direction;
[0028] Figure 8 for Figure 7 A magnified view of a portion of region E in the middle;
[0029] Figure 9 for Figure 6 A cross-sectional view along the DD direction;
[0030] Figure 10 Axonometric view I of a mine drainage device provided in this application, after removing the motor, the outer cover of the water storage tank and the top;
[0031] Figure 11 Axonometric view II of a mine drainage device provided in this application, after removing the motor, the outer cover of the water storage tank and the top;
[0032] Figure 12 This is a schematic diagram of the structure of a mine drainage device after adding a controller and a flow meter, as provided in an embodiment of this application.
[0033] Mark No. : 1 - water storage cylinder; 11 - water inlet; 12 - water outlet; 13 - slag outlet; 2 - filtered water outlet assembly; 21 - water outlet pipe; 22 - filter; 221 - circular filter screen; 222 - conical sleeve; 23 - reset member; 3 - rotating slag removal assembly; 31 - motor; 32 - rotating shaft; 321 - strip-shaped groove; 33 - sealing plate; 34 - slag removal plate; 4 - conical platform; 5 - lifting assembly; 51 - lifting sleeve; 52 - guide rod; 53 - guide groove; 6 - annular sliding groove; 7 - controller; 8 - flow meter. DETAILED DESCRIPTION
[0034] 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 a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.
[0035] In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the embodiments of the present application and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. The terms "first", "second", "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or detachably connected, or integrally connected; it can be mechanically connected, or electrically connected; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.
[0036] REFERENCE Figures 1 to 11The embodiment of the application provides a mine drainage device, which comprises a water storage cylinder 1, a filtered water outlet assembly 2, a rotating slag cleaning assembly 3 and a conical table 4; the water storage cylinder 1 is provided with a water inlet 11 at the top end, and the two sides of the water storage cylinder 1 are respectively provided with a water outlet 12 and a slag outlet 13; the filtered water outlet assembly 2 comprises a water outlet pipe 21, a filter 22 and a reset part 23; the water outlet pipe 21 extends into the water outlet 12 and is fixedly connected with the water storage cylinder 1; the filter 22 is arranged on the inner side of the water outlet pipe 21 and is in sliding connection with the inner side of the water outlet pipe 21, one end of the filter 22 extends into the water storage cylinder 1; the reset part 23 is arranged on the inner side of the water outlet pipe 21 and is in contact with the filter 22; the rotating slag cleaning assembly 3 comprises a motor 31, a rotating shaft 32, a sealing plate 33 and a plurality of slag cleaning plates 34; the rotating shaft 32 extends into the water storage cylinder 1, and the rotating shaft 32 is rotatably connected with the top end of the water storage cylinder 1 and the bottom end of the water storage cylinder 1; the conical table 4 is arranged in the water storage cylinder 1 and below the water outlet 12, the rotating shaft 32 penetrates through the conical table 4 and is rotatably connected with the conical table 4; the plurality of slag cleaning plates 34 are arranged in an annular array on the outer side of the rotating shaft 32 and can rotate synchronously with the rotating shaft 32; the bottom end of the slag cleaning plate 34 is in contact with the conical surface of the conical table 4 and can slide relative to the conical surface of the conical table 4; the inner side of the sealing plate 33 is fixedly connected with the end of one of the slag cleaning plates 34 away from the rotating shaft 32; the outer side of the sealing plate 33 is in contact with and in sliding connection with the inner side of the water storage cylinder 1, and the sealing plate 33 can block the slag outlet 13; the motor 31 is arranged at the top of the water storage cylinder 1, and the output end of the motor 31 is fixedly connected with the top end of the rotating shaft 32.The water inlet 11 is connected with an external pipeline in the embodiment of the application, and the accumulated water in the mine is introduced into the water storage cylinder 1 through the external pipeline, and is first filtered in the water storage cylinder 1. Specifically, the filtering is achieved by the filtering piece 22 arranged in the water outlet pipe 21. Similarly, the external water pumping equipment is connected with the water outlet pipe 21, and the water in the water storage cylinder 1 is pumped from the water outlet pipe 21 through the external water pumping equipment, so that all the impurities are finally left in the water storage cylinder 1 and gradually accumulated on the conical platform 4. When the impurities accumulated on the conical platform 4 are too much to block the water outlet 12, the water cannot be continuously pumped out of the water outlet 12. At this time, the water injection into the water inlet 11 is stopped, and the motor 31 is controlled to rotate. The rotation of the motor 31 drives the rotating shaft 32 and the slag removal plate 34 to rotate synchronously, the sealing plate 33 is rotated to be away from the slag outlet 13, so that the slag outlet 13 is opened, and at the same time, the slag removal plate 34 is rotated to gradually push the impurities on the conical platform 4 to the slag outlet 13, so that the impurities are finally discharged from the slag outlet 13, and the automatic cleaning of the impurities in the water storage cylinder 1 is achieved. In the process of rotating the slag removal plate 34, a plurality of slag removal plates 34 will pass through the filtering piece 22 in turn, and respectively extrude the filtering piece 22, so that the filtering piece 22 extrudes the reset piece 23 and is retracted into the water outlet pipe 21. After the slag removal plate 34 is away from the filtering piece 22, the filtering piece 22 automatically pops out and extends into the water storage cylinder 1 under the action of the reset piece 23, so that in the process of rotating one circle, the filtering piece 22 can realize the vibration of extending and retracting back and forth, so that the small impurities attached to the inside of the filtering piece 22 can be vibrated and fall into the water storage cylinder 1, and finally be pushed to the slag outlet 13 together with the whole impurities. After the motor 31 drives the slag removal plate 34 to rotate one circle, the impurities accumulated in the water storage cylinder 1 are all pushed to the slag outlet 13 and discharged, and at the same time, the sealing plate 33 reaches the position of the slag outlet 13 again and blocks the slag outlet 13. Then, the water in the mine is continuously injected into the water inlet 11, and when the water again floods the water outlet 12, the water pumping work can be continuously carried out through the external water pumping equipment, so that the effective filtration and discharge of the water in the mine are finally achieved. When the water outlet 12 is blocked again by the impurities accumulated in the water storage cylinder 1, the above steps are repeated, so that the automatic cleaning of the impurities in the water storage cylinder 1 is achieved. In this way, the rapid discharge of the accumulated water in the mine can be realized for a long time.
[0037] With reference to Figure 7 and Figure 9 , the bottom end outside of the conical platform 4 is in contact with the inside of the water storage cylinder 1 and is fixedly connected with the inside of the water storage cylinder 1. In the embodiment of the application, the first setting mode of the conical platform 4 is provided, that is, the bottom end outside of the conical platform 4 is fixedly connected with the inside of the water storage cylinder 1, that is, the conical platform 4 is fixed in the water storage cylinder 1 and does not move, so that in the process of rotating the slag removal plate 34, the bottom end of the slag removal plate 34 slides on the conical surface of the conical platform 4, and the conical surface of the conical platform 4 is effectively scraped by the slag removal plate 34, so that the impurities on the conical platform 4 are pushed to the slag outlet 13.
[0038] With reference to Figure 7 , Figure 9 , Figure 10 and Figure 11The mine drainage device provided by the embodiment of the present application further comprises a lifting assembly 5 arranged below the conical table 4; the lifting assembly 5 comprises a lifting sleeve 51 and a plurality of guide rods 52 arranged in an annular array outside the lifting sleeve 51; the lifting sleeve 51 is below the conical table 4, and the rotating shaft 32 penetrates through the lifting sleeve 51 and is threadedly connected with the lifting sleeve 51; a plurality of guide grooves 53 are arranged in an annular array on the inner side of the bottom of the water storage cylinder 1, and the ends of the plurality of guide rods 52 away from the rotating shaft 32 respectively extend into the plurality of guide grooves 53 and are slidably connected with the guide grooves 53; the conical table 4 is sleeved outside the rotating shaft 32 and can slide along the length direction of the rotating shaft 32, and the bottom end of the conical table 4 is in contact with the inner side of the water storage cylinder 1 and is slidably connected with the inner side of the water storage cylinder 1; a plurality of strip-shaped grooves 321 are arranged in an annular array on the rotating shaft 32 along the length direction of the rotating shaft 32; the plurality of slag removal plates 34 respectively extend into the plurality of strip-shaped grooves 321 and can slide along the length direction of the strip-shaped grooves 321, and the plurality of slag removal plates 34 can rotate synchronously with the rotating shaft 32 under the action of the strip-shaped grooves 321. In the embodiment of the present application, the second arrangement mode of the conical table 4 is provided, that is, the bottom end outside of the conical table 4 and the inner side of the water storage cylinder 1 are in sealed sliding (similar to the connection relationship between the piston rod and the inner side of the cylinder in the hydraulic cylinder), and the lifting assembly 5 is further arranged, and the bottom surface of the conical table 4 and the top end of the lifting sleeve 51 are fixedly connected, the bottom end outside of the rotating shaft 32 is provided with a distance of external thread, and the inner side of the lifting sleeve 51 is provided with internal thread, so that the lifting sleeve 51 can be lifted along the rotating shaft 32 under the guidance of the plurality of guide rods 52 and the guide grooves 53 through the rotation of the rotating shaft 32, so as to drive the conical table 4 to synchronously lift; at the same time, the strip-shaped grooves 321 are arranged outside the rotating shaft 32, so that the conical table 4 drives the slag removal plates 34 to slide and lift in the strip-shaped grooves 321 while lifting; that is, when the slag removal treatment is actually performed, the motor 31 is controlled to rotate, the rotating shaft 32 is driven to rotate, and then the rotating shaft 32 drives the slag removal plates 34 to synchronously rotate through the strip-shaped grooves 321, so that the slag removal plates 34 can push the impurities to be scraped on the conical surface of the conical table 4, and at the same time, the lifting sleeve 51 is lifted under the driving of the rotating shaft 32, and then the conical table 4 is synchronously lifted, so that the impurities are continuously lifted during the rotation of the rotating shaft 32, so that when the impurities are pushed to the position of the slag outlet 13, the lifting action of the conical table 4 provides a pushing force in the vertical direction along the conical surface to the impurities, so as to facilitate the impurities to be shaken off from the conical surface of the conical table 4, and at the same time, the sliding action of the conical surface and the washing action of the water stored in the upper part of the water storage cylinder 1 make the impurities be completely discharged from the slag outlet 13, so as to further improve the slag removal efficiency; after the rotating shaft 32 rotates for one circle, the lifting sleeve 51 and the conical table 4 are lifted to the highest position, then the motor 31 needs to be controlled to rotate reversely for one circle, so that the lifting sleeve 51 and the conical table 4 are lowered and restored to the lowest position, so as to ensure that the impurities can be continuously collected subsequently.
[0039] Reference Figure 4 ,Figure 5 、 Figure 7 and Figure 8 The filter 22 comprises a circular filter screen 221 and a conical sleeve 222; the inner side of the water outlet pipe 21 is provided with an annular sliding groove 6; the circular filter screen 221 is in the annular sliding groove 6 and is in sliding connection with the annular sliding groove 6; the reset member 23 is in the annular sliding groove 6, and one end of the reset member 23 is fixedly connected with the annular sliding groove 6, and the other end of the reset member 23 is in contact with the circular filter screen 221; the large end of the conical sleeve 222 is fixedly connected with the circular filter screen 221, and the small end of the conical sleeve 222 extends into the inside of the water storage cylinder 1 and can slide the circular filter screen 221 in the annular sliding groove 6 under the rotation extrusion of the slag removal plate 34. In the embodiment of the application, the filter 22 further comprises the circular filter screen 221 and the conical sleeve 222, wherein the reset member 23 is selected from a spring, and the conical sleeve 222 is arranged, so that the slag removal plate 34 gradually extrudes the taper surface of the conical sleeve 222 in the process of rotation, so as to gradually extrude the conical sleeve 222 and the circular filter screen 221 into the water outlet pipe 21, and when the slag removal plate 34 rotates away from the conical sleeve 222, the circular filter screen 221 and the conical sleeve 222 can be popped out to the inside of the water storage cylinder 1 again under the action of the reset member 23, so as to realize the expansion and contraction vibration of the circular filter screen 221, so that the small impurities attached to the inside of the circular filter screen 221 can be shaken off to the inside of the water storage cylinder 1 through vibration, and finally be pushed to the slag outlet 13 and discharged together with the whole impurities, so as to realize the automatic cleaning of the circular filter screen 221; in the process of one rotation of the rotating shaft 32, the plurality of slag removal plates 34 will pass through the conical sleeve 222 in turn, so as to extrude the conical sleeve 222 and the circular filter screen 221 for multiple times, so that the circular filter screen 221 can be expanded and contracted and vibrated for multiple times under the cooperation of the reset member 23, and the automatic cleaning capacity of the circular filter screen 221 is improved.
[0040] Referring to Figure 12The mine drainage device provided by the embodiment of the present application further comprises a controller 7 and a flow meter 8; the flow meter 8 is arranged outside the water outlet pipe 21 and can be used to detect the water outlet amount of the water outlet pipe 21; the controller 7 is arranged at the top end of the water storage cylinder 1 and is electrically connected with the motor 31 and the flow meter 8 respectively. In the embodiment of the present application, the controller 7 and the flow meter 8 are further arranged, and specifically, whether to inject water into the water inlet 11 and whether the motor 31 rotates are controlled through the controller 7 and the flow meter 8; the flow meter 8 is used to detect the water outlet amount of the water outlet pipe 21 per unit time; when the circular filter screen 221 is not blocked, the flow detection at the flow meter 8 is normal, the external water pumping equipment normally pumps water, and the water inlet 11 normally injects water; when the impurities on the conical frustum 4 are accumulated too much and block the water outlet 12, the water outlet 12 can no longer pump water outward, at this time, the data detected by the flow meter 8 is abnormal, and then a signal is sent to the controller 7; the controller 7 controls and stops injecting water into the water inlet 11, and controls the motor 31 to rotate, and then the subsequent deslagging work is performed through the deslagging plate 34; when the internal impurities are cleaned from the deslagging outlet 13, the circular filter screen 221 is no longer blocked, the flow data detected by the flow meter 8 is normal, at this time, a signal is sent to the controller 7, the controller 7 controls and continues to inject water into the water inlet 11, and the subsequent normal drainage work is realized.
[0041] The embodiment of the application provides a mine drainage method, which comprises the following steps: injecting water in a mine into a water inlet 11 of a water storage cylinder 1, and pumping water out of a water outlet 12 by an external water pumping device after the water overflows the water outlet 12; the water entering the water storage cylinder 1 is filtered by a filtering piece 22 and then pumped out of the water outlet 12, and impurities are left in the water storage cylinder 1 and gradually accumulated on a conical table 4; when the impurities on the conical table 4 are accumulated too much and block the water outlet 12, the water outlet 12 can no longer pump water outwards, at this time, the injection of water into the water inlet 11 is stopped, and a motor 31 is controlled to rotate; the motor 31 drives a rotating shaft 32 and a slag removal plate 34 to rotate synchronously, a sealing plate 33 is rotated to be away from a slag outlet 13, so that the slag outlet 13 is opened, and the slag removal plate 34 rotates to gradually push the impurities on the conical table 4 to the slag outlet 13, and finally the impurities are discharged from the slag outlet 13, so that the automatic cleaning of the impurities in the water storage cylinder 1 is realized; in the process of the rotation of the slag removal plate 34, a plurality of slag removal plates 34 will pass through the filtering piece 22 in turn, and respectively extrude the filtering piece 22, so that the filtering piece 22 extrudes a reset piece 23 and is retracted into a water outlet pipe 21; after the slag removal plate 34 is away from the filtering piece 22, the filtering piece 22 automatically pops out and extends into the water storage cylinder 1 under the action of the reset piece 23, so that in the process of one rotation of the plurality of slag removal plates 34, the filtering piece 22 can realize back-and-forth extension and vibration, so that small impurities attached to the inner side of the filtering piece 22 can vibrate and fall into the water storage cylinder 1, and finally be pushed to the slag outlet 13 together with the whole impurities; after the motor 31 drives the slag removal plate 34 to rotate for one circle, the impurities accumulated in the water storage cylinder 1 are all pushed to the slag outlet 13 and discharged, and at the same time, the sealing plate 33 reaches the position of the slag outlet 13 again and blocks the slag outlet 13; then water in the mine is continuously injected into the water inlet 11, and when the water overflows the water outlet 12 again, the water can be pumped by the external water pumping device, so that the effective filtration and discharge of the water in the mine are finally realized; when the water outlet 12 is blocked by the impurities accumulated in the water storage cylinder 1 again, the above steps are repeated, so that the automatic cleaning of the impurities in the water storage cylinder 1 is realized, and in this way, the rapid discharge of the accumulated water in the mine can be realized for a long time.
[0042] The various embodiments in the specification are described in a progressive manner, and the same or similar parts between the various embodiments can be referred to each other, and each embodiment mainly describes the difference from other embodiments.
[0043] The above embodiments are only used to illustrate the technical solutions of the application, and not to limit the application; although the application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some or all of the technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the application.
Claims
1. A mine drainage device, characterised in that, It comprises a water storage cylinder (1), a filtered water outlet assembly (2), a rotating slag cleaning assembly (3) and a conical table (4); The top end of the water storage cylinder (1) is provided with a water inlet (11), and the two sides of the water storage cylinder (1) are respectively provided with a water outlet (12) and a slag outlet (13); The filtered water outlet assembly (2) comprises a water outlet pipe (21), a filter (22) and a reset member (23); The water outlet pipe (21) extends into the water outlet (12) and is fixedly connected with the water storage cylinder (1); The filter (22) is arranged on the inner side of the water outlet pipe (21) and is in sliding connection with the inner side of the water outlet pipe (21), and one end of the filter (22) extends into the water storage cylinder (1); The reset member (23) is arranged on the inner side of the water outlet pipe (21) and in contact with the filter (22); The rotating slag cleaning assembly (3) comprises a motor (31), a rotating shaft (32), a sealing plate (33) and a plurality of slag cleaning plates (34); The rotating shaft (32) extends into the water storage cylinder (1), and the rotating shaft (32) is rotatably connected with the top end of the water storage cylinder (1) and the bottom end of the water storage cylinder (1) respectively; The conical table (4) is arranged inside the water storage cylinder (1) and below the water outlet (12), the rotating shaft (32) penetrates through the conical table (4) and is rotatably connected with the conical table (4); A plurality of the slag cleaning plates (34) are arranged in an annular array on the outer side of the rotating shaft (32) and can rotate synchronously with the rotating shaft (32); The bottom end of the slag cleaning plate (34) is in contact with the conical surface of the conical table (4) and can slide relative to the conical surface of the conical table (4); The inner side of the sealing plate (33) is fixedly connected to the end of one of the slag cleaning plates (34) away from the rotating shaft (32); The outer side of the sealing plate (33) is in contact with and in sliding connection with the inner side of the water storage cylinder (1), and the sealing plate (33) can block the slag outlet (13); The motor (31) is arranged on the top of the water storage cylinder (1), and the output end of the motor (31) is fixedly connected with the top end of the rotating shaft (32).
2. The mine drainage device of claim 1, wherein, The outer side of the bottom end of the conical table (4) is in contact with and fixedly connected with the inner side of the water storage cylinder (1).
3. The mine drainage device of claim 1, wherein, It also comprises a lifting assembly (5) arranged below the conical table (4); The lifting assembly (5) comprises a lifting sleeve (51) and a plurality of guide rods (52) arranged in an annular array on the outer side of the lifting sleeve (51); The lifting sleeve (51) is below the conical table (4), and the rotating shaft (32) penetrates through the lifting sleeve (51) and is threadedly connected with the lifting sleeve (51); The inner side of the bottom of the water storage cylinder (1) is annularly provided with a plurality of guide grooves (53), and the ends of the plurality of guide rods (52) away from the rotating shaft (32) respectively extend into the plurality of guide grooves (53) and are in sliding connection with the guide grooves (53); The conical platform (4) is sleeved on the outside of the rotating shaft (32) and can slide along the length direction of the rotating shaft (32), the bottom end outer edge of the conical platform (4) is in contact with and in sliding connection with the inside of the water storage cylinder (1); The bottom surface of the conical platform (4) is fixedly connected with the top end of the lifting sleeve (51).
4. The mine drainage device of claim 1, wherein, The rotating shaft (32) is annularly arranged with a plurality of strip-shaped grooves (321) along the length direction of the rotating shaft (32); A plurality of the slag removal plates (34) respectively extend into the plurality of strip-shaped grooves (321) and can slide along the length direction of the strip-shaped grooves (321), and the plurality of slag removal plates (34) can rotate synchronously with the rotating shaft (32) under the action of the strip-shaped grooves (321).
5. The mine drainage device of claim 1, wherein, The filter (22) comprises a circular filter screen (221) and a conical sleeve ring (222); The inside of the water outlet pipe (21) is provided with an annular sliding groove (6); The circular filter screen (221) is in the annular sliding groove (6) and in sliding connection with the annular sliding groove (6); The reset member (23) is in the annular sliding groove (6), one end of the reset member (23) is fixedly connected with the annular sliding groove (6), and the other end of the reset member (23) is in contact with the circular filter screen (221); The large end of the conical sleeve ring (222) is fixedly connected with the circular filter screen (221), the small end of the conical sleeve ring (222) extends into the inside of the water storage cylinder (1) and can slide the circular filter screen (221) in the annular sliding groove (6) under the rotation and extrusion of the slag removal plate (34).
6. The mine drainage device of claim 1, wherein, Further comprising a controller (7) and a flow meter (8); The flow meter (8) is arranged on the outside of the water outlet pipe (21) and can be used for detecting the water outlet amount of the water outlet pipe (21); The controller (7) is arranged on the top end of the water storage cylinder (1) and is electrically connected with the motor (31) and the flow meter (8) respectively.
7. A method of mine drainage based on the mine drainage device according to any one of claims 1 to 6, characterized in that, Comprise: Water in the mine is injected into the water inlet (11) of the water storage cylinder (1), and after the water overflows the water outlet (12), water is pumped out from the water outlet (12) by external water pumping equipment; After the water entering the water storage cylinder (1) is filtered by the filter (22), the water is pumped out from the water outlet (12) and the impurities are left in the water storage cylinder (1), which will gradually accumulate on the conical platform (4); When the impurities on the conical platform (4) accumulate too much and block the water outlet (12), water cannot be continuously pumped out from the water outlet (12), at this time, water injection into the water inlet (11) is stopped, and the motor (31) is controlled to rotate; The motor (31) rotates to drive the rotating shaft (32) and the slag removal plate (34) to rotate synchronously, the sealing plate (33) is rotated to be away from the slag outlet (13), so that the slag outlet (13) is opened, and at the same time, the slag removal plate (34) rotates to gradually push the impurities on the conical table (4) to the slag outlet (13), and finally makes the impurities discharged from the slag outlet (13), so that the impurities in the water storage cylinder (1) are automatically cleaned; During the rotation of the slag removal plate (34), a plurality of the slag removal plates (34) will pass through the filter (22) in turn and respectively extrude the filter (22), so that the filter (22) extrudes the reset member (23) and is retracted into the water outlet pipe (21), after the slag removal plate (34) leaves the filter (22), the filter (22) is automatically ejected and extends into the water storage cylinder (1) under the action of the reset member (23), so that the filter (22) can realize reciprocating vibration during the rotation of a plurality of the slag removal plates (34), so that the small impurities attached to the inner side of the filter (22) can be vibrated and fall into the water storage cylinder (1), and finally be pushed to the slag outlet (13) together with the whole impurities; After the motor (31) drives the slag removal plate (34) to rotate for one circle, the impurities accumulated in the water storage cylinder (1) are all pushed to the slag outlet (13) and discharged, and at the same time, the sealing plate (33) reaches the position of the slag outlet (13) again and blocks the slag outlet (13); Then the water in the mine is continuously injected into the water inlet (11), and when the water again overflows the water outlet (12), the water pumping work can be continuously carried out through the external water pumping equipment, so that the water in the mine is effectively filtered and discharged, and when the water outlet (12) is blocked by the impurities accumulated in the water storage cylinder (1) again, the above steps are repeated, so that the impurities in the water storage cylinder (1) are automatically cleaned, and thus the water in the mine is quickly discharged for a long time.
Citation Information
Patent Citations
Self-pollution-discharge water supply and drainage filtering device
CN211025390U
Electrochemical extraction, separation, and / or purification of metals
EP4050127A1