CN111392843A

CN111392843A - Energy-saving emission-reducing acid mine wastewater treatment device

Info

Publication number: CN111392843A
Application number: CN202010281754.4A
Authority: CN
Inventors: 杨霞
Original assignee: Individual
Current assignee: Jixi Hargong High Carbon Graphite Material Co.,Ltd.
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2020-07-10
Anticipated expiration: 2040-04-11
Also published as: CN112607903A; CN112607904A; CN112607904B; CN111392843B; CN112607903B

Abstract

The invention discloses an energy-saving and emission-reducing acid mine wastewater treatment device, which comprises a base, an energy-saving mechanism and a mixing tank, wherein the base is sequentially provided with a storage tank, a water inlet pipe, the energy-saving mechanism, the mixing tank and a settling tank from top to bottom, the water inlet pipe, the energy-saving mechanism, the mixing tank and the settling tank are sequentially arranged in the base from left to right, the energy-saving mechanism acquires power from the water inlet pipe, the energy-saving mechanism controls the discharge flow rate of the storage tank, and the mixing tank mixes acid wastewater and alkaline solution. The acid wastewater and the alkaline solution are mixed by the mixing tank, so that the neutralization time of the acid wastewater is shortened.

Description

Energy-saving emission-reducing acid mine wastewater treatment device

Technical Field

The invention relates to the technical field of mine wastewater treatment, in particular to an energy-saving and emission-reducing acid mine wastewater treatment device.

Background

In the process of mining and stacking waste ores of coal mines or various non-ferrous metal ores, pyrite associated with an ore bed is usually exposed to air and underground water or surface water, and through a series of chemical and biological oxidation processes, the nearly neutral underground water is converted into acidic mine wastewater with low pH, high Fe and SO 42-and a plurality of heavy (class) metal ions (Cd, Pb, Cu, Zn, As and the like) coexisting. The acidic mine wastewater has the characteristics of complex pollution components, large water quantity fluctuation, dispersed discharge points, difficult control and the like, and if the wastewater is discharged randomly without effective treatment, the wastewater seriously pollutes surface water and land resources and threatens crops, aquatic organisms and human health.

The neutralization method is one of the widest possible methods. And adding a neutralizing agent into the acidic wastewater, and treating the acidic wastewater under the action of the neutralizing agent. Lime neutralization is the most common method of treating acid mine drainage. However, when the neutralizing agent, i.e. the alkaline solution, neutralizes the acidic wastewater, the neutralizing agent can be mixed with the wastewater completely by manual stirring by workers, which not only needs to consume a large amount of manpower and material resources, but also is difficult to achieve the purpose of simple control.

The neutralizing agent is fed and stirred by automatic equipment, and although the feeding of the neutralizing agent by the automatic equipment can be accurately controlled and the stirring and mixing of the neutralizing agent and the acidic wastewater can achieve a good effect, the control of the feeding of the neutralizing agent and the stirring and mixing of the neutralizing agent and the acidic wastewater require high cost and consume a large amount of energy.

Therefore, an energy-saving and emission-reducing acid mine wastewater treatment device is needed to solve the problems.

Disclosure of Invention

The invention aims to provide an energy-saving and emission-reducing acid mine wastewater treatment device to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an energy saving and emission reduction's acid mine effluent treatment plant which characterized in that: this acid mine effluent treatment plant includes base, energy-conserving mechanism, mixes the pond, the base is from last bin, inlet tube, energy-conserving mechanism, mixing tank, the sedimentation tank down having set gradually, turns right from a left side in the base and has set gradually inlet tube, energy-conserving mechanism, mixing tank, sedimentation tank, energy-conserving mechanism acquires power from the inlet tube, and the discharge flow rate of energy-conserving mechanism control bin, the mixing tank mixes acid waste water and alkaline solution. When the acid wastewater flows through the water inlet pipe, the energy-saving mechanism controls the discharge flow rate of the alkaline solution in the storage tank according to the water flow of the wastewater, so that the acid wastewater and the alkaline solution reach a certain neutralization proportion, the acid wastewater enables the mixing tank to obtain mixed power through gravitational potential energy when flowing out of the water inlet pipe, and the neutralization time of the acid wastewater is shortened through the mixing of the acid wastewater and the alkaline solution by the mixing tank.

As a preferred technical scheme, a bearing plate is arranged in the base, and at least two groups of limiting rods are arranged in the water inlet pipe; the storage box is provided with a plugging device and a discharge pipe, the discharge pipe is connected with the plugging device in a sliding manner, and the discharge pipe is fixed with the water inlet pipe; the energy-saving mechanism comprises a power device and a transmission case, the power device is arranged on the bearing plate and comprises a buoyancy ball, the buoyancy ball is arranged between the two groups of limiting rods, the lower end of the transmission case is rotatably connected with the power device, and the upper end of the transmission case is rotatably connected with the plugging device; the mixing tank comprises a mixing device and a neutralizing tank, the mixing device is arranged above the neutralizing tank, the mixing device mixes the acidic wastewater and the alkaline solution, one end of the neutralizing tank, which is far away from the mixing device, is provided with a siphon, and the other end of the siphon is arranged in the sedimentation tank. The bearing plate provides support for the installation of the power device, the water inlet pipe provides a channel for acid mine wastewater to enter the treatment device, the limiting rod limits the rising direction of the buoyancy ball to ensure that the buoyancy ball moves vertically upwards under the bearing of the wastewater, the plugging device plugs a connecting channel between the storage tank and the water inlet pipe, namely a discharge pipe, so that alkaline solution in the storage tank cannot flow into the water inlet pipe when no wastewater exists in the water inlet pipe, the discharge pipe is connected with the storage tank and the water inlet pipe to provide a channel for the alkaline solution in the storage tank to enter the water inlet pipe, the power device is connected with a buoyancy ball rope, when the buoyancy ball moves upwards under the bearing of the wastewater, the buoyancy ball is connected through the rope to convert buoyancy into the rotation power of the power device, the power device obtains the rotation power from the buoyancy ball and is rotationally connected with the transmission box, and the power device, the transmission case transmits the rotating power, the transmission case transmits the rotating power to the plugging device, the plugging device obtains the rotating power and removes plugging of the discharge pipe, the mixing device stirs and mixes the acidic wastewater with the alkaline solution, the neutralization time of the alkaline solution and the acidic wastewater is shortened, the neutralization tank provides a neutralization reaction space for neutralization of the acidic wastewater and the alkaline solution, the siphon pipe is connected with the mixing tank and the sedimentation tank, the siphon pipe transfers the wastewater in the neutralization process or after neutralization to the sedimentation tank through the siphon principle, and the sedimentation tank provides a sedimentation space for the neutralized wastewater.

As preferred technical scheme, the plugging device includes shutoff gear train, promotion lead screw, the shutoff gear train sets up at the bin up end, and a set of shutoff gear in the shutoff gear train rotates with the transmission case upper end to be connected, promote the lead screw setting in the bin, promote the one end of lead screw and run through the bin up end, follow up plugging block, return water tank, the promotion gear of having set gradually down on the promotion lead screw, the plugging block sets up in the blow-off pipe, the return water tank sets up at the bin up end, promote the gear setting on the return water tank, promote another group's shutoff gear rotation in gear train and the shutoff gear train and be connected. The blocking gear set and the transmission case are in gear transmission, the transmission case transmits rotary power to the lifting gear, the lifting gear and the lifting screw rod are in screw transmission, the lifting gear is driven by the blocking gear set to rotate and meanwhile enables the lifting screw rod to ascend or descend in the storage case, the lifting screw rod is rotatably connected with the blocking block, the blocking block blocks the discharge pipe, the lifting screw rod drives the blocking block to ascend or descend, the lifting screw rod achieves deblocking of the blocking block to different degrees of the discharge pipe through different ascending distances, the water return tank provides mounting support for the lifting gear, the water return tank removes precipitates of alkaline solution on the screw rod when the lifting screw rod rotates, meanwhile, water left after the precipitates are removed is absorbed, and oxidation of surface residues is prevented after the lifting screw rod is in contact with air.

As a preferred technical scheme, the power device further comprises a force storage device, a power gear set, at least two groups of supporting plates and a rotating shaft, wherein the supporting plates are arranged on the bearing plate, the rotating shaft is arranged on the two groups of supporting plates, a rotating roller, a power gear I and a power gear II are sequentially arranged on the rotating shaft from the right side to the left side, the force storage device is arranged on the bearing plate, the power gear set is arranged on the bearing plate, the rotating roller is rotatably connected with the buoyancy ball, the power gear II is rotatably connected with the force storage device, the power gear I is rotatably connected with one group of power gears in the power gear set, and the other group of power gears in the power gear set is rotatably connected with the lower end of the transmission case. The support plate supports the installation of the rotating shaft, the rotating shaft supports the rotating roller, the power gear I and the power gear II are installed, the rotating roller is connected with the buoyancy ball rope, when the buoyancy ball ascends, the rotating roller obtains power and rotates, the power gear I is driven to rotate through the rotating shaft, the power gear II is rotatably connected with the power storage device, when the power storage device rotates, power is stored inside the power storage device, after the buoyancy ball descends, the power storage device releases the stored power to enable the rotating roller to rotate reversely, the rotating roller retracts a rope connected with the buoyancy ball rope through reverse rotation, the power gear I is rotatably connected with one group of power gears in the power gear group, and the power gear I and the power gear group are matched with each other to transmit the rotating power.

As preferred technical scheme, the transmission case includes box, three at least groups drive gear group, power conduction gear train, shutoff conduction gear train, the box sets up on the base lateral wall, and inside from up having set gradually power conduction gear train, three groups drive gear train, shutoff conduction gear train down of box, a set of power conduction gear and the power gear train of power conduction gear train rotate to be connected, another group power conduction gear and three groups of power conduction gear train a set of drive gear train in the drive gear train rotate to be connected, a set of shutoff conduction gear and three groups in the shutoff conduction gear train another group drive gear train in the drive gear train rotate to be connected, and another group shutoff conduction gear in the shutoff conduction gear train rotates with the shutoff gear train to be connected. The box body provides support for installation of the transmission gear set, the power transmission gear set and the plugging transmission gear set, wherein the power transmission gear set performs gear transmission with the transmission gear set, the three groups of transmission gear sets perform gear transmission mutually, the transmission gear set and the plugging transmission gear set, the power transmission gear set performs gear transmission with the power gear set, the plugging transmission gear set performs gear transmission with the plugging gear set, the rotating power transmitted by the power gear set is transmitted to the plugging gear set through gear transmission among the multiple groups of gear sets, gear ratios exist among the multiple groups of gear sets, gear ratio conversion is performed through the multiple groups of gear sets, and it is ensured that the rotating power cannot be reduced in transmission.

As preferred technical scheme, mixing arrangement includes mixed basin, mixing paddle, the perk of mixed basin one end is sled form, and the other end and the mixing paddle of mixed basin rotate to be connected, be provided with a plurality of groups thrust plate on the mixing paddle, mixing paddle is the mixing paddle of screw structure, the top of siphon is located the intermediate position of neutralization pond side terminal surface. The mixed basin sets up the play water end at the inlet tube, the mixed basin intercepts the waste water that flows in to the inlet tube and guides the flow direction of waste water, the mixed oar sets up the lower extreme at the mixed basin, the mixed oar rotates under the drive of waste water, and, because the mixed oar is the screw structure, so, the mixed oar carries out the spiral rotation under the drive of waste water, the in-process spiral that makes waste water get into the neutralization pond through mixed oar will down, make waste water accelerate when the spiral with alkaline solution's mixture, thereby shorten the acid waste water and alkaline solution's neutralization reaction time in the neutralization pond, the highest position of siphon is located the intermediate position of neutralization pond lateral wall, when the solution in the neutralization pond is higher than the siphon, the siphon will be automatic to the solution in neutralization pond and rotate, do not need external power to find time the siphon.

As preferred technical scheme, the wet return includes the return water box, absorbs water the sponge, scrapes the tooth, follow down up having set gradually in the return water box and scrape the tooth, absorb water the sponge, it rotates with the hoisting screw to scrape the tooth and be connected, the sponge that absorbs water rotates with the hoisting screw to be connected, the lower terminal surface of return water box is provided with at least two sets of return water tanks, the bin up end is provided with the intake chamber with the corresponding position in return water tank. The box that returns water is the sponge that absorbs water, scrape the installation support of tooth, the sponge that absorbs water absorbs the moisture of remaining on the hoisting screw, scrape the tooth and carry out screw drive with the hoisting screw, when the hoisting screw rose, scrape the tooth through with the lead screw drive between the hoisting screw get rid of the precipitate on the hoisting screw, prevent that the precipitate from exposing in the air and sending chemical reaction along with the rising of hoisting screw, thereby influence the rotation that promotes the lead screw, the sponge that absorbs water was too much when, the moisture can spill over from the sponge that absorbs water, through setting up the return water tank, reuse in the water that will spill over guides the department storage tank again, the inlet channel is mutually supported with the return water tank and is guided the water that spills over.

As a preferred technical scheme, the power storage device comprises a power storage gear and a power storage shell, a supporting shaft, a separating plate and a plurality of groups of fixing plates are sequentially arranged in the power storage shell from inside to outside, the power storage gear is rotatably connected with the power storage shell, the power storage gear is rotatably connected with a power gear II, the power storage gear is rotatably connected with the supporting shaft, a plurality of groups of power storage plates are arranged on the lower end face of the power storage gear, the plurality of groups of power storage plates are in one-to-one correspondence with the plurality of groups of fixing plates, and a plurality of groups of power storage springs are arranged between the plurality of groups of power storage plates and the plurality of groups of fixing plates. The power storage shell provides support for mounting of the power storage gear, the support shaft, the dividing plate and the like, the power storage gear and the power gear II are in gear transmission, the support shaft radially supports the power storage gear to prevent the power storage gear and the power gear II from rubbing with the power storage shell during gear transmission, the dividing plate divides the inner space of the power storage shell, the power storage plate is driven by the power storage gear to rotate in the power storage shell, the fixing plate is matched with the power storage plate to compress the power storage spring under the rotation of the power storage plate, and the power storage spring generates elastic potential energy through compression.

As a preferred technical scheme, the plugging block is of a cover-free box body structure, and four side end faces of the plugging block are provided with drainage grooves. The blocking block blocks the discharge pipe, and when the blocking block rises, the alkaline solution enters the discharge pipe through the drainage groove.

Compared with the prior art, the invention has the beneficial effects that:

1. when acid waste water flows through the water inlet pipe, the energy-saving mechanism controls the discharge flow rate of alkaline solution in the storage tank according to the water flow of the waste water, so that the acid waste water and the alkaline solution reach a certain neutralization proportion, the acid waste water enables the mixing tank to obtain mixed power through gravitational potential energy when flowing out of the water inlet pipe, the mixing structure of the mixing tank is simple, manual operation or mechanical control is not needed, and the whole sources of the mixed power of the mixing tank are in contact with the waste water, energy consumption is not needed, the acid waste water and the alkaline solution are mixed through the mixing tank, and the neutralization time of the acid waste water is shortened.

2. Energy-saving mechanism turns into gear revolve's power through the buoyancy that rises with the buoyancy ball in the waste water, turn into the power that the shutoff piece rises with rotation power again, and energy-saving mechanism is inside when providing rising power to the shutoff piece and carries out the power of reversal, after the surface of water of buoyancy ball at waste water descends, energy-saving mechanism holds the power through the release reversal and can withdraws the buoyancy ball, make the buoyancy ball rise once more under the bearing of waste water, can provide pivoted power for energy-saving mechanism, all power all sources and acid mine waste water in the energy-saving mechanism, do not need external power equipment, energy-saving effect has been reached, and the treatment cost has also been reduced.

Drawings

FIG. 1 is a schematic diagram of an overall structural framework of an energy-saving and emission-reducing acid mine wastewater treatment device of the invention;

FIG. 2 is a front sectional view of the overall structure of the energy-saving and emission-reducing acid mine wastewater treatment device;

FIG. 3 is a right side view of the overall structure of the energy-saving and emission-reducing acid mine wastewater treatment device of the invention;

FIG. 4 is a schematic structural diagram of the area A in FIG. 2 of the energy-saving and emission-reducing acidic mine wastewater treatment device of the invention;

FIG. 5 is a schematic structural diagram of a region B in FIG. 2 of the energy-saving and emission-reducing acid mine wastewater treatment device of the invention;

FIG. 6 is a schematic structural diagram of a region C in FIG. 3 of the energy-saving and emission-reducing acidic mine wastewater treatment device of the invention;

FIG. 7 is a schematic diagram showing the position relationship between a buoyancy ball and a limiting rod of the energy-saving and emission-reducing acid mine wastewater treatment device;

FIG. 8 is a schematic diagram of the internal structure of a transmission case of the energy-saving and emission-reducing acid mine wastewater treatment device;

FIG. 9 is a schematic diagram of the internal structure of a power storage device of the energy-saving and emission-reducing acid mine wastewater treatment device;

FIG. 10 is a top view of the internal structure of a power storage device of the energy-saving and emission-reducing acid mine wastewater treatment device;

FIG. 11 is a schematic diagram of connection between a mixing water tank and a mixing paddle of the energy-saving and emission-reducing acid mine wastewater treatment device.

The reference numbers are as follows: 1. a base; 2. a water inlet pipe; 3. a storage tank; 4. an energy-saving mechanism; 5. a mixing tank; 6. a sedimentation tank; 1-1, carrying plate; 2-1, a limiting rod; 3-2, a discharge pipe; 3-11, blocking the gear set; 3-12, lifting gear; 3-13, returning to a water tank; 3-14, a plugging block; 3-15, lifting a screw rod; 3-16, a water inlet tank; 3-131 parts of water returning tank body; 3-132 parts of water-absorbing sponge; 3-133, scraping teeth; 3-134, a water return tank; 3-141, a drainage groove; 4-2, a transmission case; 4-11, buoyancy balls; 4-12, rotating rollers; 4-14, a power storage device; 4-15, a power gear set; 4-16, a support plate; 4-17, a rotating shaft; 4-131, power gear I; 4-132, II power gear; 4-141, power storage gear; 4-142, a power storage shell; 4-143, a support shaft; 4-144, a partition plate; 4-145, a fixing plate; 4-146, a power storage plate; 4-147, a power storage spring; 4-21, a box body; 4-22, a transmission gear set; 4-23, a power conducting gear set; 4-24, blocking the conduction gear set; 5-2, a neutralization pond; 5-11, a mixed water tank; 5-12, mixing paddle; 5-13, a thrust plate; 5-21, siphon.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in fig. 1-11, an energy-saving and emission-reducing acid mine wastewater treatment device comprises a base 1, an energy-saving mechanism 4 and a mixing tank 5, wherein the base 1 is sequentially provided with a storage tank 3, a water inlet pipe 2, the energy-saving mechanism 4, the mixing tank 5 and a sedimentation tank 6 from top to bottom, the base 1 is internally provided with the water inlet pipe 2, the energy-saving mechanism 4, the mixing tank 5 and the sedimentation tank 6 from left to right, the storage tank 3 is fixed on the upper end surface of the base 1 through screws, the water inlet pipe 2 is welded in the base 1, the energy-saving mechanism 4 is fixed on the base 1 through screws, the mixing tank 5 and the sedimentation tank 6 are welded on the base 1, and mixing tank 5 is cascaded distribution with sedimentation tank 6, and energy-saving mechanism 4 obtains power from inlet tube 2, and energy-saving mechanism 4 controls the discharge velocity of flow of bin 3, and mixing tank 5 mixes acid waste water and alkaline solution.

The base 1 is welded with a bearing plate 1-1, the water inlet pipe 2 is welded with at least two groups of limiting rods 2-1, the upper end face of the water inlet pipe 2 is provided with a water inlet, the storage tank 3 injects alkaline solution into the water inlet pipe 2 through the water inlet, and the lower end face of the water inlet pipe 2 is provided with a traction hole.

According to a further optimization scheme, an oxygen pump is fixed below the bearing plate 1-1 inside the base 1 through screws, the oxygen pump is connected with the neutralization tank 5-2 through a pipeline, and oxygen required by acid-base neutralization is injected into the neutralization tank 5-2 through the oxygen pump.

Further optimization scheme, the right side of the top bin 3 of base 1 is passed through the screw fixation and is had the water pump, and the end of intaking of water pump passes through the pipeline and is connected with sedimentation tank 6, and the play water end of water pump passes through the pipeline and is connected with bin 3, and the water pump extracts the clear water after deposiing in the sedimentation tank and pours into bin 3 into.

In a further optimized scheme, gears related to the device are all helical gears, wherein two groups of gears in a power gear set 4-15 are large gears and small gears, the small gears and a No. I power gear 4-131 perform gear transmission, a gear ratio exists between the small gears and the No. I power gear 4-131, the gear ratio is smaller than 1, two groups of gears in a power transmission gear set 4-23 are large gears and small gears, the small gears and the large gears in the power gear set 4-15 perform gear transmission, no gear ratio conversion exists between three groups of transmission gear sets 4-22, but the helical gears in the three groups of transmission gear sets 4-22 and the large gears in the power transmission gear set 4-23 have gear ratios, the gear ratio is larger than 1, the three groups of transmission gear sets 4-22 perform speed-increasing transmission on the rotating power transmitted by the large gears in the power transmission gear set 4-23, two groups of gears in the blocking and conducting gear sets 4-24 are gear wheels and pinion gears, wherein the gear wheels of the blocking and conducting gear sets 4-24 and the gears in the three transmission gear sets 4-22 have a gear ratio which is smaller than 1, the gear wheels of the blocking and conducting gear sets 4-24 and the gears in the three transmission gear sets 4-22 carry out gear transmission, the gears in the blocking gear sets 3-11 are gear wheels and pinion gears, the gear wheels of the blocking gear sets 3-11 and the pinion gears of the blocking and conducting gear sets 4-24 carry out gear transmission, the gear ratio between the pinion gears of the blocking gear sets 3-11 and the lifting gears 3-12 is smaller than 1, the pinion gears of the blocking gear sets 3-11 and the lifting gears 3-12 carry out gear transmission, and through a series of gear transmission, the lifting power obtained by the buoyancy balls 4-11 can be transmitted to the lifting gears 3-12 without damage after being converted into the rotating power, and the specific gear ratio in the device is set according to actual needs.

In a further optimization scheme, gas with density smaller than that of air is injected into the buoyancy balls 4-11, so that the influence of the self gravity of the buoyancy balls 4-11, such as hydrogen, helium and the like, is reduced.

One end of the storage tank 3 close to the water inlet end of the water inlet pipe 2 is fixedly provided with a plugging device 3-1 through a screw, a discharge pipe 3-2 is welded below the plugging device 3-1 of the storage tank 3, the discharge pipe 3-2 is connected with the plugging device 3-1 in a sliding mode, and the discharge pipe 3-2 is welded with the water inlet pipe 2 at the position of the water inlet;

the plugging device 3-1 comprises a plugging gear set 3-11 and a lifting screw rod 3-15, the plugging gear set 3-11 is arranged on the upper end surface of the storage tank 3, the plugging gear set 3-11 is composed of a shaft support frame, a gear shaft and two groups of plugging gears, the shaft support frame is welded on the upper end surface of the storage tank 3, the gear shaft is arranged on the shaft support frame, the two groups of plugging gears are respectively arranged on two ends of the gear shaft, one group of plugging gears in the plugging gear set 3-11 is rotatably connected with the upper end of the transmission box 4-2, the lifting screw rod 3-15 is rotatably arranged in the storage tank 3, one end of the lifting screw rod 3-15 penetrates through the upper end surface of the storage tank 3, the lifting screw rod 3-15 is sequentially and rotatably connected with a plugging block 3-14, a water return tank 3-13 and a lifting gear, a lifting gear 3-12 is rotatably installed on the upper end surface of the water return tank 3-13, the lifting gear 3-12 is rotatably connected with another set of blocking gears in a blocking gear set 3-11, a lifting screw rod 3-15 penetrates through the water return tank 3-13 and performs screw rod transmission with the water return tank 3-13, the lifting screw rod 3-15 penetrates through the lifting gear 3-12 and performs screw rod transmission with the lifting gear 3-12, when the lifting gear 3-12 rotates under the action of external force, the lifting gear 3-12 enables the lifting screw rod 3-15 to ascend or descend through the screw rod transmission with the lifting screw rod 3-15, the lower end of the lifting screw rod 3-15 is rotatably connected with the upper end of a blocking block 3-14, the blocking block 3-14 is installed in the discharge pipe 3-2, and the blocking block 3-14 blocks the discharge pipe 3-2, when the blocking blocks 3-14 are driven by the lifting screw rods 3-15 to ascend, the blocking blocks 3-14 unseal the discharge pipes 3-2 in different degrees according to different ascending distances of the lifting screw rods 3-15, and the blocking blocks 3-14 unseal in different degrees to control different flow rates of the alkaline solution in the storage tank 3.

The plugging blocks 3-14 are plugging blocks with a cover-free box body structure, and drainage grooves 3-141 are processed on four side end faces of the plugging blocks 3-14.

The water return tank 3-13 comprises a water return tank body 3-131, water absorption sponges 3-132 and scraping teeth 3-133, scraping teeth 3-133 are sequentially processed in the water return tank body 3-131 from bottom to top and provided with water absorption sponges 3-132, the scraping teeth 3-133 are connected with a lifting screw rod 3-15 through a screw rod, alkaline solution sediments on the lifting screw rod 3-15 are removed when the lifting screw rod 3-15 rises through the scraping teeth 3-133, the sediments are returned to the alkaline solution, the water absorption sponges 3-132 are arranged around the lifting screw rod 3-15, the water absorption sponges 3-132 are compactly connected with the lifting screw rod 3-15, the water absorption sponges 3-132 absorb water on the lifting screw rod 3-15 and wipe residual sediments on the surface, and the sediments are prevented from being oxidized due to the contact with air after the lifting screw rod 3-15 rises, at least two sets of water return grooves 3-134 are processed on the lower end face of the water return box body 3-131, water inlet grooves 3-16 are processed on the upper end face of the storage box 3 corresponding to the water return grooves 3-134, the water return grooves 3-134 and the water inlet grooves 3-16 are matched with each other to guide water overflowing from the water absorption sponges 3-132, one ends of the water return grooves 3-134 are located below the water absorption sponges 3-132, when the water absorption sponges 3-132 absorb excessive water, the water absorption sponges 3-132 above the water return grooves 3-134 can droop, so that water at the ends of the water absorption sponges 3-132 is located at lower positions, when the drooping ends of the water absorption sponges 3-132 are in contact with the end faces of the water return grooves 3-134, water flows into the storage box 3 along the groove walls of the water return grooves 3-134, and water in the water absorption sponges 3-132 can pass through the water return grooves by the internal structure of the sponges and the capillary action after The water tanks 3-134 are returned to the storage tank 3.

The energy-saving mechanism 4 comprises a power device 4-1 and a transmission case 4-2, the power device 4-1 is fixedly arranged on the bearing plate 1-1 through screws, the power device 4-1 comprises buoyancy balls 4-11, the buoyancy balls 4-11 are arranged between two groups of limiting rods 2-1, the transmission case 4-2 is fixed on the side wall of the base 1 through screws, the lower end of the transmission case 4-2 is rotatably connected with the power device 4-1, and the upper end of the transmission case 4-2 is rotatably connected with a plugging gear set 3-11 in the plugging device 3-1;

the power device 4-1 further comprises a power storage device 4-14, a power gear set 4-15, at least two groups of support plates 4-16 and a rotating shaft 4-17, the two groups of support plates 4-16 are welded on the bearing plate 1-1, the rotating shaft 4-17 is installed on the two groups of support plates 4-16, a rotating roller 4-12, a power gear I4-131 and a power gear II 4-132 are fixedly installed on the rotating shaft 4-17 from right to left in sequence, the rotating roller 4-12 is connected with a buoyancy ball 4-11 through a rope, when the buoyancy ball 4-11 moves upwards under the bearing of wastewater in the water inlet pipe 2, the buoyancy ball 4-11 is connected with the rotating roller 4-12 through the rope to enable the rotating roller 4-12 to rotate, and the rotating roller 4-12 drives the power gear I4-131 and the power gear II 4-132 to rotate through the rotating shaft 4-17 The power storage device 4-14 is arranged on the bearing plate 1-1 through screws, the power gear set 4-15 is composed of a shaft support frame, a gear shaft and two groups of power gears, the shaft support frame is welded on the bearing plate 1-1, the gear shaft is rotatably arranged on the shaft support frame, the two groups of power gears are respectively fixedly arranged on the gear shaft, the No. II power gear 4-132 is rotatably connected with the power storage device 4-14, when the No. II power gear 4-132 drives the power storage device 4-14 to rotate, the power storage is carried out inside the power storage device 4-14, when the waste water amount in the water inlet pipe 2 is reduced, the buoyancy ball 4-11 will descend, after the buoyancy ball 4-11 descends, the power storage device 4-14 receives the rotating power of the No. II power gear 4-132 will be reduced, the power accumulating device 4-14 will release the previous accumulated power partially to make the No. II power gear 4-132 reverse, the rotating roller 4-12 will reverse under the reverse rotation of the No. II power gear 4-132 and contract the connecting rope between the floating ball 4-11 to make the connecting rope between the rolling roller 4-12 and the floating ball 4-11 in a tensioned state all the time, the No. I power gear 4-131 is rotationally connected with one group of power gears in the power gear set 4-15, the other group of power gears in the power gear set 4-15 is rotationally connected with the lower end of the transmission case 4-2.

The power accumulating device 4-14 comprises a power accumulating gear 4-141 and a power accumulating shell 4-142, wherein a support shaft 4-143, a separation plate 4-144 and a plurality of groups of fixing plates 4-145 are welded in the power accumulating shell 4-142 from inside to outside in sequence, the fixing plates 4-145 are arranged between the separation plate 4-144 and the power accumulating shell 4-142, the separation plate 4-141 supports the fixing plates 4-145 to prevent the fixing plates 4-145 from deforming, the power accumulating gear 4-141 is a helical gear, the power accumulating gear 4-141 is connected with the power accumulating shell 4-142 in a rotating way, a slide rail is processed at the edge of the lower end face of the power accumulating gear 4-141, a slide groove is processed at the position corresponding to the slide rail, the slide rail is positioned in the slide groove, the power accumulating gear 4-141 is connected with the power accumulating shell 4-142 in a rotating way through the slide rail and the slide groove, the power accumulating gears 4-141 are rotatably connected with the supporting shafts 4-143, bearings are mounted on the supporting shafts 4-143, the supporting shafts 4-143 are rotatably connected with the power accumulating gears 4-141 through the bearings, a plurality of sets of power accumulating plates 4-146 are welded on the lower end faces of the power accumulating gears 4-141, a plurality of sets of power accumulating plates 4-146 are in one-to-one correspondence with a plurality of sets of fixing plates 4-145, a plurality of sets of power accumulating plates 4-146 and a plurality of sets of fixing plates 4-145 are welded on mutually opposite end faces, a plurality of sets of power accumulating springs 4-147 are mounted between the plurality of sets of power accumulating plates 4-146 and the plurality of sets of fixing plates 4-145 through the supporting columns, the power accumulating springs 4-147 are compressed when the power accumulating plates 4-146 rotate, a plurality of sets of power accumulating springs 4-147 generate elastic potential energy through being compressed, and the power accumulating springs 4-147 provide power for the reverse rotation.

The transmission case 4-2 comprises a case body 4-21, at least three groups of transmission gear sets 4-22, a power transmission gear set 4-23 and a blocking transmission gear set 4-24, the case body 4-21 is fixed on the side wall of the base 1 through screws, the power transmission gear set 4-23, the three groups of transmission gear sets 4-22 and the blocking transmission gear set 4-24 are sequentially arranged in the case body 4-21 from bottom to top, each group of the three groups of transmission gear sets 4-22, the power transmission gear set 4-23 and the blocking transmission gear set 4-24 are respectively composed of a shaft support frame, a gear shaft and two bevel gears, the shaft support frame is welded on the inner wall of the case body 4-21, the gear shaft is rotatably arranged on the shaft support frame, the two bevel gears are respectively arranged at the two ends of the gear shaft, and the three groups of transmission, one group of power transmission gears in the power transmission gear sets 4-23 is rotationally connected with the power gear sets 4-15, the other group of power transmission gears in the power transmission gear sets 4-23 is rotationally connected with one group of transmission gear sets 4-22 in the three groups of transmission gear sets 4-22, one group of blocking transmission gears in the blocking transmission gear sets 4-24 is rotationally connected with the other group of transmission gear sets 4-22 in the three groups of transmission gear sets 4-22, and the other group of blocking transmission gears in the blocking transmission gear sets 4-24 is rotationally connected with the blocking gear sets 3-11.

When wastewater enters the water inlet pipe 2, the buoyancy balls 4-11 move upwards under the load of the wastewater, the buoyancy balls 4-11 are positioned between the two groups of limiting rods 2-1, the two groups of limiting rods 2-1 limit the ascending direction of the buoyancy balls 4-11, so that the buoyancy balls 4-11 can only vertically ascend in the water inlet pipe 2, the buoyancy balls 4-11 move upwards under the load of the acidic wastewater, meanwhile, the rotating rollers 4-12 are driven to rotate through connecting ropes between the buoyancy balls 4-1 and the rotating rollers 4-12, the rotating rollers 4-12 drive the No. I power gears 4-131 and the No. II power gears 4-132 to rotate through the rotating shafts 4-17, the No. II power gears 4-132 are connected with the power storage gears 4-141 to enable the power storage springs 4-147 to be compressed, so that the power storage devices 4-14 store power, the No. I power gear 4-131 drives the power gear set 4-15 to rotate, the No. I power gear 4-131 transmits the rotating power to the blocking gear set 3-11 through the power gear set 4-15 and the transmission case 4-2, the blocking gear set 3-11 enables the lifting gear 3-12 to rotate on the water return tank 3-13 through the gear transmission between the blocking gear set 3-11 and the lifting gear 3-12, the lifting screw rod 3-15 drives the blocking block 3-14 to ascend under the rotation of the lifting gear 3-12, the blocking block 3-14 removes the blocking of the discharge pipe 3-2 through the driving of the lifting screw rod 3-15, so that the alkaline solution in the storage tank 3 enters the water inlet pipe 2 through the discharge pipe 3-2, the deblocking degree of the blocking block 3-14 depends on the ascending height of the buoyancy ball 4-11, when the rising height of the buoyancy ball 4-11 in the water inlet pipe 2 is higher, the deblocking degree of the blocking block 3-14 on the discharge pipe 3-2 is higher, so that the discharge speed of the alkaline solution in the storage tank 3 is higher.

When the entering amount of the wastewater in the water inlet pipe 2 is reduced, the buoyancy ball 4-11 descends along with the descending of the water level of the wastewater, at the moment, the connecting rope between the buoyancy ball 4-11 and the rotating roller 4-12 is not dragged by the buoyancy ball 4-11, the rotating roller 4-12 is not influenced by the buoyancy of the buoyancy ball 4-11, when the rotating roller 4-12 is not stressed, the power gear 4-132 No. II does not generate acting force on the power storage device 4-14, at the moment, the power storage gear 4-141 reverses under the action of the elastic potential energy of the internal power storage spring 4-147, the power gear 4-132 No. II drives the power gear 4-131 No. I and the rotating roller 4-12 to reverse through the rotating shaft 4-17 under the reverse rotation of the power storage gear 4-141, the rotating roller 4-12 contracts the connecting rope through reverse rotation, the connecting rope is in a tensioned state, the power gear 4-131I transmits reverse power to the blocking gear set 3-11 through the power gear set 4-15 and the transmission case 4-2, the blocking gear set 3-11 enables the lifting gear 3-12 to reversely rotate on the water return tank 3-13 through gear transmission between the blocking gear set 3-11 and the lifting gear 3-12, the lifting screw rod 3-15 drives the blocking blocks 3-14 to descend under the reverse rotation of the lifting gear 3-12, the blocking blocks 3-14 block the discharge pipe 3-2 again through the driving of the lifting screw rod 3-15, and therefore the solution amount of alkaline solution in the storage tank 3 entering the water inlet pipe 2 through the discharge pipe 3-2 is reduced.

The mixing tank 5 comprises a mixing device 5-1 and a neutralization tank 5-2, the mixing device 5-1 is fixed above the neutralization tank 5-2 through screws, the neutralization tank 5-2 is welded in the base 1, the mixing device 5-1 mixes the acidic wastewater and the alkaline solution, one end of the neutralization tank 5-2, which is far away from the mixing device 5-1, is welded with a siphon 5-21, and the other end of the siphon 5-21 is arranged in the sedimentation tank 6;

the mixing device 5-1 comprises a mixing water tank 5-11 and a mixing paddle 5-12, one end of the mixing water tank 5-11 is warped and sled-shaped, the other end of the mixing water tank 5-11 is rotatably connected with the mixing paddle 5-12, the mixing paddle 5-12 is rotatably arranged in the mixing water tank 5-11 through a fixed shaft, a plurality of groups of thrust plates 5-13 are processed on the mixing paddle 5-12, the thrust plates 5-13 drive the mixing paddle 5-12 to rotate under the pushing of waste water, the mixing paddle 5-12 is a mixing paddle with a propeller structure, when the waste water flows into the neutralization pond 5-2 from the mixing paddle 5-12, the waste water can generate certain rotating thrust to the paddle 5-12 due to the propeller structure of the mixing paddle 5-12 to accelerate the rotating speed of the mixing paddle 5-12, after the wastewater with the alkaline solution passes through the mixing paddles 5-12, the alkaline solution accelerates the diffusion speed in the acidic wastewater in a rotating state in the process of entering the neutralization tank 5-2, so that the neutralization speed of the acidic wastewater is accelerated, and the top end of the siphon 5-21 is positioned in the middle of the end face of the side of the neutralization tank 5-2.

When acid wastewater with alkaline solution flows out from the water inlet pipe 2, the mixed water tank 5-11 guides the flow direction of the wastewater, so that the wastewater flows in the mixed water tank 5-11, when the wastewater flows to the lower end of the mixed water tank 5-11, the wastewater is contacted with the thrust plate 5-13 and generates rotating thrust to the thrust plate 5-13, meanwhile, the wastewater can flow through the mixed paddle 5-12 and enters the neutralization tank 5-2, when the wastewater flows into the neutralization tank 5-2 from the mixed paddle 5-12, the wastewater can generate certain rotating thrust to the paddle of the mixed paddle 5-12 due to the propeller structure of the mixed paddle 5-12, so that the rotating speed of the mixed paddle 5-12 is increased, after the wastewater with the alkaline solution passes through the mixed paddle 5-12, the alkaline solution is accelerated to be diffused in the acid wastewater in a rotating state in the process of entering the neutralization tank 5-2, thereby accelerating the neutralization speed of the acidic wastewater.

The water inlet end of the siphon pipe 5-21 is positioned in the neutralization tank 5-2, the water outlet end of the siphon pipe 5-21 is positioned in the sedimentation tank 6, the topmost end of the siphon pipe 5-21 is positioned in the middle of the side wall of the neutralization tank 5-2, when the mixed solution is higher than the topmost end of the siphon pipe 5-21, the mixed solution in the siphon pipe 5-21 passes through the topmost position in the siphon pipe 5-21 under the action of water pressure and flows into the sedimentation tank 6, and the sedimentation tank 6 provides a sedimentation place for the mixed solution.

The working principle of the invention is as follows:

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an energy saving and emission reduction's acid mine effluent treatment plant which characterized in that: this acid mine effluent treatment plant includes base (1), energy-conserving mechanism (4), mixing tank (5), base (1) is from last down to have set gradually bin (3), inlet tube (2), energy-conserving mechanism (4), mixing tank (5), sedimentation tank (6), turns right from a left side and has set gradually inlet tube (2), energy-conserving mechanism (4), mixing tank (5), sedimentation tank (6) in base (1), energy-conserving mechanism (4) acquire power from inlet tube (2), and the discharge velocity of flow of bin (3) is controlled in energy-conserving mechanism (4), mixing tank (5) mixes acid waste water and alkaline solution.

2. The energy-saving emission-reducing acid mine wastewater treatment device according to claim 1, characterized in that: a bearing plate (1-1) is arranged in the base (1), and at least two groups of limiting rods (2-1) are arranged in the water inlet pipe (2); a blocking device (3-1) and a discharge pipe (3-2) are arranged on the storage tank (3), the discharge pipe (3-2) is connected with the blocking device (3-1) in a sliding manner, and the discharge pipe (3-2) is fixed with the water inlet pipe (2); the energy-saving mechanism (4) comprises a power device (4-1) and a transmission case (4-2), the power device (4-1) is arranged on the bearing plate (1-1), the power device (4-1) comprises a buoyancy ball (4-11), the buoyancy ball (4-11) is arranged between the two groups of limiting rods (2-1), the lower end of the transmission case (4-2) is rotatably connected with the power device (4-1), and the upper end of the transmission case (4-2) is rotatably connected with the blocking device (3-1); the mixing tank (5) comprises a mixing device (5-1) and a neutralizing tank (5-2), the mixing device (5-1) is arranged above the neutralizing tank (5-2), the mixing device (5-1) is used for mixing the acidic wastewater and the alkaline solution, a siphon (5-21) is arranged at one end, far away from the mixing device (5-1), of the neutralizing tank (5-2), and the other end of the siphon (5-21) is arranged in the sedimentation tank (6).

3. The energy-saving emission-reducing acid mine wastewater treatment device according to claim 2, characterized in that: the blocking device (3-1) comprises a blocking gear set (3-11) and a lifting screw rod (3-15), the blocking gear set (3-11) is arranged on the upper end face of the storage box (3), a group of blocking gears in the blocking gear set (3-11) is rotatably connected with the upper end of the transmission box (4-2), the lifting screw rod (3-15) is arranged in the storage box (3), one end of the lifting screw rod (3-15) penetrates through the upper end face of the storage box (3), a blocking block (3-14), a water return box (3-13) and a lifting gear (3-12) are sequentially arranged on the lifting screw rod (3-15) from bottom to top, the blocking block (3-14) is arranged in the discharge pipe (3-2), and the water return box (3-13) is arranged on the upper end face of the storage box (3), the lifting gears (3-12) are arranged on the water return tank (3-13), and the lifting gears (3-12) are rotationally connected with the other blocking gear in the blocking gear sets (3-11).

4. The energy-saving emission-reducing acid mine wastewater treatment device according to claim 2, characterized in that: the power device (4-1) further comprises a power storage device (4-14), a power gear set (4-15), at least two groups of supporting plates (4-16) and rotating shafts (4-17), the two groups of supporting plates (4-16) are arranged on the bearing plate (1-1), the rotating shafts (4-17) are arranged on the two groups of supporting plates (4-16), rotating rollers (4-12), power gears I (4-131) and power gears II (4-132) are sequentially arranged on the rotating shafts (4-17) from right to left, the power storage device (4-14) is arranged on the bearing plate (1-1), the power gear set (4-15) is arranged on the bearing plate (1-1), and the rotating rollers (4-12) are rotatably connected with the buoyancy balls (4-11), the power gear II (4-132) is rotationally connected with the power storage device (4-14), the power gear I (4-13) is rotationally connected with one group of power gears in the power gear set (4-15), and the other group of power gears in the power gear set (4-15) is rotationally connected with the lower end of the transmission case (4-2).

5. The energy-saving emission-reducing acid mine wastewater treatment device according to claim 3 or 4, characterized in that: the transmission case (4-2) comprises a case body (4-21), at least three groups of transmission gear sets (4-22), a power transmission gear set (4-23) and a blocking transmission gear set (4-24), the case body (4-21) is arranged on the side wall of the base (1), the power transmission gear set (4-23), the three groups of transmission gear sets (4-22) and the blocking transmission gear set (4-24) are sequentially arranged in the case body (4-21) from bottom to top, one group of power transmission gears of the power transmission gear set (4-23) is rotationally connected with the power gear set (4-15), the other group of power transmission gears of the power transmission gear set (4-23) is rotationally connected with one group of transmission gear sets (4-22) in the three groups of transmission gear sets (4-22), one group of blocking conduction gears in the blocking conduction gear sets (4-24) is rotationally connected with the other group of transmission gear sets (4-22) in the three groups of transmission gear sets (4-22), and the other group of blocking conduction gears in the blocking conduction gear sets (4-24) is rotationally connected with the blocking gear sets (3-11).

6. The energy-saving emission-reducing acid mine wastewater treatment device according to claim 2, characterized in that: the mixing device (5-1) comprises a mixing water tank (5-11) and mixing paddles (5-12), one end of the mixing water tank (5-11) is tilted to be in a sled shape, the other end of the mixing water tank (5-11) is rotatably connected with the mixing paddles (5-12), a plurality of groups of thrust plates (5-13) are arranged on the mixing paddles (5-12), the mixing paddles (5-12) are of a propeller structure, and the top end of the siphon (5-21) is located in the middle of the end face of the side of the neutralization pond (5-2).

7. The energy-saving emission-reducing acid mine wastewater treatment device according to claim 3, characterized in that: the water return tank (3-13) comprises a water return tank body (3-131), water absorption sponges (3-132) and scraping teeth (3-133), wherein the scraping teeth (3-133) and the water absorption sponges (3-132) are sequentially arranged in the water return tank body (3-131) from bottom to top, the scraping teeth (3-133) are rotatably connected with a lifting screw rod (3-15), the water absorption sponges (3-132) are rotatably connected with the lifting screw rod (3-15), at least two groups of water return grooves (3-134) are arranged on the lower end face of the water return tank body (3-131), and water inlet grooves (3-16) are arranged on the upper end face of the storage tank (3) and corresponding to the water return grooves (3-134).

8. The energy-saving emission-reducing acid mine wastewater treatment device according to claim 4, characterized in that: the power accumulating device (4-14) comprises a power accumulating gear (4-141) and a power accumulating shell (4-142), a support shaft (4-143), a partition plate (4-144) and a plurality of groups of fixing plates (4-145) are sequentially arranged in the power accumulating shell (4-142) from inside to outside, the power accumulating gear (4-141) is rotatably connected with the power accumulating shell (4-142), the power accumulating gear (4-141) is rotatably connected with a No. II power gear (4-132), the power accumulating gear (4-141) is rotatably connected with the support shaft (4-143), a plurality of groups of power accumulating plates (4-146) are arranged on the lower end face of the power accumulating gear (4-141), the plurality of groups of power accumulating plates (4-146) are in one-to-one correspondence with the plurality of groups of fixing plates (4-145), and a plurality of groups of power accumulating springs (4-146) are arranged between the plurality of groups of power accumulating plates (4-146) and the plurality of fixing plates (4- 4-147).

9. The energy-saving emission-reducing acid mine wastewater treatment device according to claim 3, characterized in that: the plugging blocks (3-14) are of a cover-free box body structure, and drainage grooves (3-141) are formed in the four side end faces of the plugging blocks (3-14).