Mine water body remediation system

Abstract

The invention discloses a mine water body remediation system which is convenient to install, convenient to realize mine water body circulating purification and capable of shortening the water body remediation period. The mine water body remediation system comprises a primary sedimentation tank, an artificial wetland, a potential energy generator set, a bottom sedimentation tank, a secondary sedimentation tank, an energy storage device and a drainage channel at the top of a mine, a floating platform water suction pump is arranged in the bottom sedimentation tank; the floating platform water suction pump is used for pumping water in the bottom sedimentation tank and conveying the water to the upper part of the primary sedimentation tank. By adopting the mine water body remediation system, the water body ecological remediation period can be shortened; and natural energy supply can be reasonably utilized.

Description

Technical Field

[0001] The invention relates to the field of mine ecological restoration, in particular to a mine water body restoration system. Background Art

[0002] In the process of mining, mining will inevitably cause varying degrees of damage to the ecological environment. In the mining area, due to the damage to the ecological environment, natural disasters are prone to occur, such as soil erosion, landslides, mud-rock flows, etc. Therefore, the restoration of the ecological environment of mines has increasingly become one of the issues of general concern to the society.

[0003] The restoration of mining ecosystems includes: 1. land restoration, 2. water body restoration, and 3. mining landform restoration.

[0004] Water restoration refers to the fact that mining will cause serious pollution to the surrounding water bodies, so the water bodies in the mines need to be restored. The main goal of water restoration is to restore the water quality and ecological functions of the water body.

[0005] Existing water restoration methods include: water purification, water ecosystem restoration, rational use of water resources, etc. In the existing technology, water purification generally adopts biological methods, and the restoration of water ecosystems is often achieved by planting plants to fix sand and store water.

[0006] There is no complete system for mine water restoration in the prior art; all mine water restoration is carried out through a single restoration method. Summary of the invention

[0007] The technical problem to be solved by the present invention is to provide a mine water body restoration system which is easy to install, convenient for realizing circulating purification of mine water bodies and shortening the water body restoration cycle.

[0008] The technical solution adopted by the present invention to solve the technical problem is: a mine water restoration system, including a primary sedimentation tank, an artificial wetland, a potential energy generator set, a bottom sedimentation tank, a secondary sedimentation tank, an energy storage device and a drainage channel at the top of the mine; a floating platform water pump is arranged in the bottom sedimentation tank;

[0009] The floating platform pump pumps the water in the bottom sedimentation tank and sends it to the top of the primary sedimentation tank;

[0010] The primary sedimentation tank is located at the foot of the primary slope; the primary slope is the first step slope below the top of the mountain; the drainage channel drains the rainwater from the top of the mountain to the primary sedimentation tank;

[0011] The bottom sedimentation tank is arranged at the lowest point of the mine pit; the artificial wetland is located below the primary sedimentation tank; a secondary sedimentation tank is arranged on the slope between the artificial wetland and the bottom sedimentation tank;

[0012] A diversion channel is arranged between the primary sedimentation tank and the artificial wetland; between the artificial wetland and the secondary sedimentation tank; and between the secondary sedimentation tank and the bottom sedimentation tank;

[0013] A potential energy generator set is arranged in a diversion channel with a slope greater than 35°; the potential energy generator set includes a water reservoir and a power generation assembly; a limited position float valve is arranged in the water reservoir; the limited position float valve is communicated with a water outlet pipe arranged at the bottom of the water reservoir; the power generation assembly includes a motor installation cavity; a water inlet is arranged at one end of the motor installation cavity, and a water outlet is arranged at the other end; the water inlet is communicated with the water outlet pipe; a detachable generator is installed in the generator installation cavity;

[0014] The floating platform water pump comprises a floating platform; a water pump is arranged in the middle of the floating platform; the water pump has a water pumping pipe; the water pumping pipe passes through the floating platform and extends to the bottom of the floating platform, and is provided with a water inlet filter; detachable floating balls are arranged at the four corners of the floating platform; a solar panel mounting frame is arranged above the floating platform; a solar panel is arranged on the solar mounting frame; the solar panel is electrically connected to the water pump;

[0015] The energy storage device is arranged at one side of the bottom sedimentation tank; the generator is electrically connected to the energy storage device; the water pump is electrically connected to the energy storage device; and aquatic purification vegetation is arranged in the bottom sedimentation tank.

[0016] Further, the primary sedimentation tank comprises a tank body; the tank body has a stepped bottom surface;

[0017] A plurality of water inlet channels are arranged at one end of the pool body; an overflow cavity is arranged at the other end; an overflow trough is arranged between the overflow cavity and the pool body; a liquid outlet hole is arranged at one side of the overflow cavity; and a detachable silt removal port is arranged below one end of the pool body.

[0018] Furthermore, the four corners of the floating platform are provided with mounting through holes; the floating ball is provided with connecting columns matching the mounting through holes; and the connecting columns are inserted into the mounting through holes.

[0019] Furthermore, the primary sedimentation tank, the secondary sedimentation tank, the motor installation cavity of the potential energy generator set, and the water storage tank are all made of prefabricated cement parts.

[0020] Furthermore, the aquatic purification vegetation in the bottom sedimentation tank is one or more of cattail, water hyacinth and water chestnut.

[0021] Furthermore, the energy storage device adopts a battery.

[0022] The beneficial effects of the present invention are as follows: the mine water restoration system of the present invention uses a primary sedimentation tank and a secondary sedimentation tank to precipitate sewage in the mine area; uses artificial wetlands to naturally purify the water body; and uses drainage channels and diversion channels to prevent mudslides in the mine; uses a bottom sedimentation tank to store water; and plants aquatic purification plants in the bottom sedimentation tank to achieve natural purification of the water body;

[0023] By installing a floating platform pump in the bottom sedimentation tank, the water is pumped up and sent to the primary sedimentation tank; the water is circulated and purified between the primary sedimentation tank, artificial wetland, secondary sedimentation tank and bottom sedimentation tank; and the water restoration cycle can be accelerated;

[0024] Secondly, in the mine water restoration system described in the present application, the potential energy of the water in the environment is converted into electrical energy, and the solar energy is converted into electrical energy through solar panels to provide energy for water circulation, thereby facilitating the realization of natural function restoration. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 is a schematic diagram of a mine water restoration system according to an embodiment of the present invention;

[0026] Figure 2 It is a principle block diagram of a mine water restoration system in an embodiment of the present invention;

[0027] Figure 3 is a three-dimensional diagram of a primary sedimentation tank in an embodiment of the present invention;

[0028] Figure 4 2 is a schematic diagram of the structure of a primary sedimentation tank in an embodiment of the present invention;

[0029] Figure 5 is a three-dimensional diagram of a floating platform water pump according to an embodiment of the present invention;

[0030] Figure 6 This is a disassembly diagram of a floating ball of a floating platform water pump according to an embodiment of the present invention;

[0031] Figure 7 This is a schematic diagram of the installation of a potential energy generator set in an embodiment of the present invention;

[0032] Figure 8 is a schematic structural diagram of a water reservoir in an embodiment of the present invention;

[0033] Fig. 9 is a schematic structural diagram of a generator set in an embodiment of the present invention;

[0034] The figure shows: 100- diversion channel, 200- primary sedimentation tank, 300- potential energy generator set, 400- artificial wetland, 500- secondary sedimentation tank, 600- bottom sedimentation tank, 700 floating platform water pump, 800- energy storage device, 900- guide channel. DETAILED DESCRIPTION

[0035] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0036] like Figures 1 to 9 As shown, the mine water restoration system of the present invention comprises a primary sedimentation tank 200, an artificial wetland 400, a potential energy generator set 300, a bottom sedimentation tank 600, a secondary sedimentation tank 500, an energy storage device 800 and a drainage channel 100 at the top of the mine; a floating platform pump 700 is provided in the bottom sedimentation tank 600;

[0037] Among them, the main function of the first-level sedimentation tank 200 is to carry out preliminary purification and sedimentation of the water body; secondly, to prevent the natural rainwater from flowing and carrying away a large amount of slag; the sedimentation of the first-level sedimentation tank 200 facilitates the slow flow of natural rainwater and the corresponding soil, slag and other substances in the precipitated rainwater.

[0038] The main function of the artificial wetland 400 is to perform biological purification on the water body through the wetland to improve the restoration capacity of the water body.

[0039] The potential energy generator set 300 mainly converts the potential energy of water flow on the steep slope of the mine into electrical energy, so as to provide energy for water circulation.

[0040] The secondary sedimentation tank 500 is mainly used to further purify the water body. The bottom sedimentation tank 600 is mainly used to store water in the water body, which is convenient for water circulation; at the same time, the water body is biologically purified in the bottom sedimentation tank 600.

[0041] The main function of the floating platform pump 700 is to extract and transport the water from the bottom sedimentation tank to achieve circulating purification of the water.

[0042] The floating platform pump 700 pumps the water in the bottom sedimentation tank 600 to the top of the primary sedimentation tank 200; the primary sedimentation tank 200 is located at the foot of the primary slope; setting the primary sedimentation tank at the foot of the slope is conducive to the gathering of water and facilitates the centralized treatment of water. At the same time, it is convenient to install and build the primary sedimentation tank 200;

[0043] The primary slope is the first step slope below the mountain top; the drainage channel 100 drains the rainwater from the mountain top to the primary sedimentation tank 200;

[0044] The bottom sedimentation tank 600 is arranged at the lowest point of the mine pit, so that the bottom sedimentation tank 600 can store water. The artificial wetland 400 is located below the primary sedimentation tank 200; a secondary sedimentation tank 500 is arranged on the slope between the artificial wetland 400 and the bottom sedimentation tank 600;

[0045] A diversion channel 900 is provided between the primary sedimentation tank 200 and the artificial wetland 400; between the artificial wetland 400 and the secondary sedimentation tank 500; and between the secondary sedimentation tank 500 and the bottom sedimentation tank 600;

[0046] A potential energy generator set 300 is arranged in a diversion channel 900 with a slope greater than 35°; specifically, the potential energy generator set 300 includes a water reservoir 360 and a power generation assembly; a limited position float valve 380 is arranged in the water reservoir 360; the limited position float valve 380 is communicated with a water outlet pipe 370 arranged at the bottom of the water reservoir 360; the power generation assembly includes a motor installation cavity 310; a water inlet 340 is arranged at one end of the motor installation cavity 310, and a water outlet 330 is arranged at the other end; the water inlet 340 is communicated with the water outlet pipe 370; a detachable generator 350 is installed in the generator installation cavity 310;

[0047] The floating platform water pump 700 includes a floating platform 710; a water pump 720 is arranged in the middle of the floating platform 710; the water pump 720 has a water pumping pipe 750; the water pumping pipe 750 passes through the floating platform 710 and extends to the bottom of the floating platform 710, and is provided with a water inlet filter 760; detachable floating balls 770 are arranged at the four corners of the floating platform 710; a solar panel mounting frame 730 is arranged above the floating platform 710; a solar panel 740 is arranged on the solar mounting frame 730; the solar panel 740 is electrically connected to the water pump 720;

[0048] The energy storage device 800 is arranged at one side of the bottom sedimentation tank 600; the generator 350 is electrically connected to the energy storage device 800; the water pump 720 is electrically connected to the energy storage device 800; and aquatic purification vegetation is arranged in the bottom sedimentation tank 600.

[0049] Example

[0050] like Figure 1As shown, in this embodiment, the mine has three terraces; a drainage channel 100 is set at the top of the mountain; a primary sedimentation tank 200 is set on the first terrace slope; the slope of the second terrace slope is relatively large, and a potential energy generator set 300 is installed in the guide channel 900 of the second terrace slope; an artificial wetland 400 is made in the flat area at the foot of the second terrace slope; a secondary sedimentation tank 500 is set on the third terrace slope; and a bottom sedimentation tank 600 is built in the lowest low-lying area of ​​the mine to store water. An energy storage station is set on one side of the bottom sedimentation tank 600; an energy storage device 800 is installed in the energy storage station. A floating platform pump 700 is set in the bottom sedimentation tank 600; and the outlet pipe of the floating platform pump 700 is drained to the slope above the primary sedimentation tank 200. Water hyacinth is planted in the bottom sedimentation tank 600.

[0051] The entire water restoration process is:

[0052] The drainage channel 100 at the top of the mountain drains the rainwater from the top of the mountain to the primary sedimentation tank 200 for preliminary purification. At the same time, the guide channel is set up on the mine to distribute the rainwater from other places on the mountain to the secondary sedimentation tank 500 and the artificial wetland 400. After the water is precipitated and purified in the primary sedimentation tank 200, it enters the artificial wetland 400 for biological purification. Then the water in the artificial wetland enters the secondary sedimentation tank 500 for purification. After passing through the secondary sedimentation tank, the purified water is finally gathered to the bottom sedimentation tank 600 through the guide channel 900. Aquatic purification plants are planted in the bottom sedimentation tank 600. Biological purification is achieved through aquatic purification plants. Then the water is pumped by the floating platform pump 700 and sent to the top of the primary sedimentation tank 200, and enters the primary sedimentation tank 200 for purification, and the cycle repeats.

[0053] Among them, the kinetic energy of the floating platform pump 700 is generated through the potential energy generator set 300 and the solar panel installed in the diversion channel 900 with a slope greater than 35°, and is stored and stabilized through the energy storage device 800; then the power is supplied to the floating platform pump 700; the utilization of natural clean energy is realized. When it rains, the water body has a large potential energy and the power generation is abundant. The floating platform pump 700 has sufficient power and the water body circulates smoothly; at the same time, when the light time is long and the weather is sunny, the solar panel generates sufficient power; the floating platform pump 700 has sufficient power and the water body circulates smoothly; in other weather; the floating platform pump 700 may have insufficient energy supply, resulting in intermittent circulation of the water body; and natural tidal water body circulation purification is realized.

[0054] In summary, the mine water restoration system described in the present invention uses a primary sedimentation tank and a secondary sedimentation tank to precipitate the sewage in the mine area; uses an artificial wetland to naturally purify the water body; and sets up a drainage channel and a diversion channel to avoid mudslides in the mine; sets up a bottom sedimentation tank to store water; and plants aquatic purification plants in the bottom sedimentation tank to achieve natural purification of the water body.

[0055] By installing a floating platform pump in the bottom sedimentation tank, the water is pumped up and sent to the primary sedimentation tank; the water is circulated and purified between the primary sedimentation tank, artificial wetland, secondary sedimentation tank and bottom sedimentation tank; and the water restoration cycle can be accelerated;

[0056] Secondly, in the mine water restoration system described in the present application, the potential energy of the water in the environment is converted into electrical energy, and the solar energy is converted into electrical energy through solar panels to provide energy for water circulation, thereby facilitating the realization of natural function restoration.

[0057] In a feasible embodiment, in order to facilitate the installation and production of the primary sedimentation tank 200 and reduce the cost, the primary sedimentation tank 200 further comprises a tank body 210; the tank body 210 has a stepped bottom surface 230; one end of the tank body 210 is provided with a plurality of water inlet channels 220; the other end is provided with an overflow chamber 240; an overflow trough 250 is provided between the overflow chamber 240 and the tank body 210; one side of the overflow chamber 240 is provided with a liquid outlet 260; and a detachable silt removal port 270 is provided below one end of the tank body 210.

[0058] In a feasible embodiment, in order to facilitate maintenance of the floating platform 710 when it ages, the floating platform 710 is further provided with mounting holes 790 at four corners; the floating ball 770 is provided with connecting posts 780 matching the mounting holes 790; the connecting posts 780 are inserted into the mounting holes 790. The floating ball can be replaced during maintenance.

[0059] In a feasible embodiment, in order to facilitate installation and reduce manufacturing costs, further, the primary sedimentation tank 200, the secondary sedimentation tank 500 and the motor installation cavity 310 and the water reservoir 360 of the potential energy generator set 300 are all made of prefabricated cement parts.

[0060] In a feasible embodiment, in order to improve the biological purification capacity, the aquatic purification vegetation in the bottom sedimentation tank 600 is one or more of cattail, water hyacinth and water chestnut.

[0061] In a feasible embodiment, in order to reduce the cost, specifically, the energy storage device 800 adopts a battery.

[0062] In a feasible embodiment, in order to avoid clogging of the inlet of the water reservoir 360, the water reservoir 360 further has an inlet 390, and the inlet 390 is provided with a filter.

Claims

1. Mine water restoration system, characterized by: It comprises a primary sedimentation tank (200), an artificial wetland (400), a potential energy generator set (300), a bottom sedimentation tank (600), a secondary sedimentation tank (500), an energy storage device (800) and a drainage channel (100) at the top of the mine. A floating platform water pump (700) is arranged in the bottom sedimentation tank (600); The floating platform pump (700) pumps the water in the bottom sedimentation tank (600) and sends it to the top of the primary sedimentation tank (200); The primary sedimentation tank (200) is located at the foot of the primary slope; the primary slope is the first step slope below the top of the mountain; the drainage channel (100) drains rainwater from the top of the mountain to the primary sedimentation tank (200); The bottom sedimentation tank (600) is arranged at the lowest point of the mine; the artificial wetland (400) is located below the primary sedimentation tank (200); a secondary sedimentation tank (500) is arranged on the slope between the artificial wetland (400) and the bottom sedimentation tank (600); A diversion channel (900) is provided between the primary sedimentation tank (200) and the artificial wetland (400); between the artificial wetland (400) and the secondary sedimentation tank (500); and between the secondary sedimentation tank (500) and the bottom sedimentation tank (600); A potential energy generator set (300) is arranged in a diversion channel (900) with a slope greater than 35°; the potential energy generator set (300) comprises a water reservoir (360) and a power generation assembly; a limit float valve (380) is arranged in the water reservoir (360); the limit float valve (380) is communicated with a water outlet pipe (370) arranged at the bottom of the water reservoir (360); the power generation assembly comprises a motor installation cavity (310); a water inlet (340) is arranged at one end of the motor installation cavity (310), and a water outlet (330) is arranged at the other end; the water inlet (340) is communicated with the water outlet pipe (370); a detachable generator (350) is installed in the generator installation cavity (310); The floating platform water pump (700) comprises a floating platform (710); a water pump (720) is arranged in the middle of the floating platform (710); the water pump (720) has a water pumping pipe (750); the water pumping pipe (750) passes through the floating platform (710) and extends to the bottom of the floating platform (710), and is provided with a water inlet filter (760); detachable floating balls (770) are arranged at the four corners of the floating platform (710); a solar panel mounting frame (730) is arranged above the floating platform (710); a solar panel (740) is arranged on the solar mounting frame (730); the solar panel (740) is electrically connected to the water pump (720); The energy storage device (800) is arranged on one side of the bottom sedimentation tank (600); the generator (350) is electrically connected to the energy storage device (800); the water pump (720) is electrically connected to the energy storage device (800); and aquatic purification vegetation is arranged in the bottom sedimentation tank (600).

2. The mine water restoration system according to claim 1, characterized in that: The primary sedimentation tank (200) comprises a tank body (210); the tank body has a stepped bottom surface (230); A plurality of water inlet channels (220) are provided at one end of the pool body (210); an overflow chamber (240) is provided at the other end; an overflow trough (250) is provided between the overflow chamber (240) and the pool body (210); a liquid outlet hole (260) is provided at one side of the overflow chamber (240); and a detachable silt removal port (270) is provided below one end of the pool body (210).

3. The mine water restoration system according to claim 2, characterized in that: The floating platform (710) is provided with mounting through holes (790) at four corners; the floating ball (770) is provided with connecting posts (780) matching the mounting through holes (790); and the connecting posts (780) are inserted into the mounting through holes (790).

4. The mine water restoration system according to claim 1, characterized in that: The primary sedimentation tank (200), the secondary sedimentation tank (500), the motor installation cavity (310) of the potential energy generator set (300), and the water storage tank (360) are all made of cement prefabricated parts.

5. The mine water restoration system according to claim 1, characterized in that: The aquatic purification vegetation in the bottom sedimentation tank (600) is one or more of cattail, water hyacinth and water chestnut.

6. The mine water restoration system according to claim 1, characterized in that: The energy storage device (800) is a storage battery.

7. The mine water restoration system according to claim 1, characterized in that: The water reservoir (360) has an inlet (390); the inlet (390) is provided with a filter screen.

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