CN113698040A - Ecological prosthetic devices of multi-functional type changjiang river basin non-point source pollution - Google Patents
Ecological prosthetic devices of multi-functional type changjiang river basin non-point source pollution Download PDFInfo
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4616—Power supply
- C02F2201/46165—Special power supply, e.g. solar energy or batteries
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
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Abstract
The invention discloses a multifunctional ecological restoration device for non-point source pollution of Yangtze river basin, which comprises a floating island platform, wherein a sedimentation component is clamped on the side end face of the floating island platform, the sedimentation component comprises an electrolysis channel, the electrolysis channel is clamped on the side end face of the floating island platform, an anode plate and a cathode plate are arranged in the electrolysis channel, and the anode plate and the cathode plate are mutually meshed; through the mutual cooperation of the structures such as the trigger assembly, MBR biomembrane, ecological component, settlement component, drive assembly and solar energy conversion subassembly of design, the water of sneaking into in the impurity flows back to rivers and lakes through the outlet pipe after solid-liquid separation membrane separation processing again, utilize the in-process of drainage tube extraction impurity, will disturb the rivers around the MBR biomembrane, can play the effect of aeration to a certain extent, carry out short time aeration and wash, stop the aeration and continue to carry out membrane contact oxidation treatment process after unloading partial bacterial.
Description
Technical Field
The invention relates to the technical field of water ecological management, in particular to a multifunctional ecological restoration device for non-point source pollution of Yangtze river basin.
Background
Non-point source pollution is also called non-point source pollution, mainly comprises soil silt particles, nutrient substances such as nitrogen and phosphorus, pesticides, various atmospheric particulates and the like, and enters water, soil or atmospheric environment in the modes of surface runoff, soil erosion, farmland drainage and the like. The method has the characteristics of randomness, universality, hysteresis, fuzziness, latency and the like, and increases the difficulty of corresponding research, treatment and management policy making.
Chinese patent document CN107162208B discloses a floating island type biomembrane water ecological restoration and treatment device and a method using the same, but in actual use, certain defects still exist: the method generally removes a large amount of phosphorus elements in water by adding medicaments, often causes secondary pollution to the water due to excessive added medicament amount, and has insufficient medicament amount to realize rigid phosphorus removal effect; the method adopts a common MBR (membrane biological reactor) membrane biological reaction method for treating sewage, and has the problems of insufficient system nutrition and high operation energy consumption when the water in a water flow basin is treated in a circulating manner.
Disclosure of Invention
The invention aims to overcome the defects and provide a multifunctional Yangtze river basin non-point source pollution ecological restoration device to solve the problems in the background technology.
In order to solve the technical problems, the invention adopts the technical scheme that: a multifunctional ecological restoration device for non-point source pollution of Yangtze river drainage area comprises a floating island platform and an MBR (membrane bioreactor) biofilm arranged in the floating island platform, wherein a sedimentation component is clamped on the side end face of the floating island platform, the sedimentation component comprises an electrolysis channel clamped on the side end face of the floating island platform, a rotatable anode plate and a rotatable cathode plate are arranged in the electrolysis channel, and the anode plate and the cathode plate are meshed with each other; the input ends of the anode plate and the cathode plate are connected with the output end of the driving assembly.
Preferably, the top of chinampa platform is fixedly connected with solar energy conversion subassembly still, solar energy conversion subassembly includes the solar photovoltaic board, the bottom of solar photovoltaic board is through the top fixed connection of support column with the chinampa platform, and the solar photovoltaic board output is connected with the energy storage device input.
Preferably, one side of the electrolysis channel is clamped on the side end face of the floating island platform, the other side of the electrolysis channel is clamped on the side end face of the first partition plate, the outer contour face of the first partition plate is fixedly connected with the inner side wall of the floating island platform, the inner side wall of the electrolysis channel is fixedly connected with a supporting net panel, a first sealing bearing is clamped on the side end face of the supporting net panel, a first transfer shaft is sleeved in the first sealing bearing, an anode plate and a cathode plate are respectively and fixedly connected onto the two first transfer shafts, and a water drainage port is further formed in the side end face of the floating island platform.
Preferably, drive assembly is fixed in the epaxial worm wheel of first switching including the suit, worm wheel and worm cooperation, the worm is fixed to be cup jointed on second switching axle surface, the second sealed bearing has still been cup jointed on the surface of second switching axle, the sealed bearing joint of second is on the terminal surface of a switching section of thick bamboo, a switching section of thick bamboo joint is on the terminal surface of chinampa platform, the surface of second switching axle still fixedly connected with water wheels, just water wheels set up in the lateral part of chinampa platform, second switching axle output is connected with power generation facility's input, and the power generation facility output is connected with the energy storage device input.
Preferably, the power generation device comprises a winding coil wound on the surface of the second adapter shaft, two permanent magnet seats are arranged on the periphery of the winding coil, and opposite magnetic poles of the two permanent magnet seats are opposite.
Preferably, still be equipped with the trigger subassembly in the chinampa platform, the trigger subassembly includes the second division board with chinampa platform inside wall sliding connection, the bottom fixedly connected with urceolus of second division board, flexible interior axle has been cup jointed to the urceolus inside, the one end of flexible interior axle and the inboard bottom fixed connection of chinampa platform, the other end passes through supporting spring and the inboard terminal surface fixed connection of urceolus, still fixedly connected with point touch switch on the urceolus medial surface, point touch switch locates supporting spring's inboard, point touch switch is connected with servo motor's control circuit.
Preferably, a piston cylinder is fixedly arranged on one side of the floating island platform, an inlet of the piston cylinder is communicated with the inside of the floating island platform through a drainage tube, a first one-way valve is arranged on the drainage tube, an outlet of the piston cylinder is clamped with a water outlet pipe, a second one-way valve is arranged on the water outlet pipe, and a solid-liquid separation membrane is arranged at the position where the piston cylinder is connected with the water outlet pipe.
Preferably, a piston is sleeved in the piston cylinder, a reciprocating lead screw is fixedly connected to the side end face of the piston, a lead screw sleeve is in threaded connection with the surface of the reciprocating lead screw, a third sealing bearing is sleeved on the surface of the lead screw sleeve and clamped to the side end face of the piston cylinder, a driven gear is fixedly connected to the surface of the lead screw sleeve and meshed with a driving gear, and the driving gear is fixedly connected to an output shaft of a servo motor.
Preferably, a sealing cover is arranged on one side end face of the piston cylinder, and the sealing cover is hinged with the edge of the opposite face of the piston cylinder through a hinge.
Preferably, still be equipped with ecological component in the chinampa platform, ecological component includes organic soil layer, organic soil layer top cultivation has aquatic plant layer, organic soil layer and aquatic plant layer are all fixed in the chinampa platform inside wall through the pocket.
The invention has the beneficial effects that:
1. in the scheme, through the arrangement of the sedimentation component, the driving component and the solar energy conversion component, on one hand, the solar photovoltaic panel can convert solar energy into electric energy, on the other hand, the water wheel can rotate when being washed by water flow in a Yangtze river basin, the water wheel can drive the second transfer shaft to drive the winding coil to rotate in the second sealed bearing in the rotating process, the winding coil can cut magnetic induction lines between the permanent magnet bases and generate electric energy in the rotating process, the electric energy generated by the solar photovoltaic panel is dominant in a sunny day, the wind power is usually enhanced in a rainy day, the driving force of the water wheel is dominant, the negative panel and the negative panel are supplemented with each other to provide electric energy for the positive panel and the negative panel, the negative panel and the positive panel can electrically connect water flow passing through the electrolytic channel, and substances with strong oxidizing property can be generated in the electrolysis process, such as chlorine, hydroxyl and oxygen, on one hand, the odorous groups in eutrophic long-flowing water are oxidized and decomposed to remove the odor in the water, and on the other hand, the odorous groups react with phosphorus in the long-flowing water to form insoluble phosphate, and in the phosphorus removal stage, a phosphorus removal medicament does not need to be added, so that the water body is prevented from being polluted due to excessive addition of the medicament, and the problem that the phosphorus removal effect is influenced due to less addition of the medicament can be avoided;
2. through the arranged driving assembly, the water wheel rotates when being washed by water flow in the Yangtze river basin, the water wheel drives the second transfer shaft to rotate in the second sealed bearing in the rotating process, the second transfer shaft transfers the torque force to the first transfer shaft by utilizing the linkage effect between the worm wheel and the worm, and the positive plate and the negative plate are meshed with each other by utilizing the rotating action of the first transfer shaft;
3. by the arranged MBR biological membrane and the ecological component, a certain amount of special bacteria are added into the water body, so that a large amount of active bacteria are adhered to the surface of the MBR biological membrane, COD and ammonia nitrogen in sewage are degraded through the adhered bacteria, part of treated river water produces water through the MBR biological membrane, and the other part of treated river water produces water through direct overflow, as the amount of overflow water production is small, relatively speaking, most suspended matters are settled to the bottom of a pool in the overflow process, the quality of overflow water is good, an organic soil layer is flatly paved at the bottom of an aquatic plant layer, the aquatic plant layer is planted in the organic soil layer, the root of the aquatic plant layer and the water body microorganism are utilized to cooperate, oxygen generated in the process of MBR electrolysis is supplemented, a local micro-oxygen environment is created around the organisms, nitrogen and phosphorus in the water can be efficiently removed, and generated effective gas can be absorbed and blocked, preventing harmful gas from polluting surrounding air;
4. through the designed trigger assembly, sludge formed by dephosphorization and redundant active strains settle at the bottom of the floating island platform, the pressure applied to the second partition plate is increased along with the increase of the accumulation of impurities, when the pressure is greater than the elastic force of the support spring, the support spring is gradually compressed until the trigger point touches the switch, an output shaft of the servo motor transfers torsion to the screw sleeve by utilizing the linkage effect between the driving gear and the driven gear in the running process, so that the screw sleeve rotates in the third sealed bearing, under the combined action effect of the torsion and the thread biting force, the reciprocating screw rod carries out the linear displacement action of cyclic reciprocation in the screw sleeve, the action of the reciprocating screw rod is utilized to drive the piston to carry out reciprocating piston motion in the piston cylinder, on the one hand, the impurities at the bottom of the floating island platform enter the piston cylinder through the drainage tube, on the other hand, water mixed in the impurities is subjected to solid-liquid separation membrane separation treatment by utilizing the pressurization of the piston and then flows back to rivers and lakes again through the water outlet pipe, in the process of extracting the impurities by utilizing the drainage pipe, water flow around the MBR biological membrane can be disturbed, the aeration effect can be achieved to a certain extent, short-time aeration cleaning is carried out, and the aeration is stopped after part of strains are discharged to continue the membrane contact oxidation treatment process;
5. through the mutual cooperation of the designed trigger assembly, MBR biomembrane, ecological assembly, sedimentation assembly, driving assembly and solar energy conversion assembly and other structures, on one hand, the smelly groups in eutrophic long-flow water are oxidized and decomposed to remove the stink in water, on the other hand, the smelly groups react with phosphorus in the long-flow water to form insoluble phosphate, in the phosphorus removal stage, phosphorus removal medicament is not required to be added, the water body is prevented from being polluted due to excessive medicament addition, the problem that the phosphorus removal effect is influenced due to less medicament addition can also be avoided, the anode plate and the cathode plate are mutually meshed to act, on the one hand, the electrolytic effect of the water body is enhanced through the turbulent flow effect, on the other hand, the meshing between the anode plate and the cathode plate can prevent excessive impurities from scaling on the surfaces of the cathode plate and the anode plate, on the other hand, the impurities at the bottom of the floating island platform can enter into a piston cylinder through a drainage tube, on the other hand, water mixed in the impurities is subjected to solid-liquid separation membrane separation treatment by the aid of pressurization of the piston and then flows back to rivers and lakes again through the water outlet pipe, water flow around the MBR biological membrane is disturbed in the process of extracting the impurities through the drainage pipe, an aeration effect can be achieved to a certain extent, short-time aeration cleaning is conducted, and aeration is stopped after part of strains are removed to continue a membrane contact oxidation treatment process.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a driving assembly according to the present invention;
FIG. 3 is a schematic sectional view of the water wheel of FIG. 2 with the water wheel removed;
FIG. 4 is a schematic perspective view of the winding coil and the permanent magnet seat in FIG. 3;
FIG. 5 is a schematic diagram of an exploded view of the settling assembly of the present invention;
FIG. 6 is a schematic diagram of an exploded structure of the ecological module according to the present invention;
FIG. 7 is a schematic perspective view of the trigger assembly of FIG. 6 after being flipped 180 degrees;
FIG. 8 is an exploded view of the outer barrel, the inner shaft supporting spring and the point contact switch of FIG. 7;
fig. 9 is a schematic view of the interior of the piston cylinder of fig. 1.
In the figure: 1-a floating island platform; 2-a sedimentation component; 201-an electrolysis channel; 202-supporting a mesh panel; 203-a first sealed bearing; 204-a first transfer shaft; 205-an anode plate; 206-cathode plate; 207-a first divider plate; 3-a drive assembly; 301-a worm gear; 302-a worm; 303-a second transfer shaft; 304-a second sealed bearing; 305-an adapter; 306-permanent magnet holder; 307-winding coils; 308-a water wheel; 4-a solar energy conversion assembly; 401-solar photovoltaic panel; 402-support column; 5-MBR biological membrane; 6-a trigger component; 601-a second divider panel; 602-an outer barrel; 603-telescoping inner shaft; 604-a support spring; 605-point contact switch; 7-an ecological component; 701-organic soil layer; 702-a layer of aquatic plants; 8-a water discharge opening; 9-a drainage tube; 10-a first one-way valve; 11-a piston cylinder; 12-a water outlet pipe; 13-a second one-way valve; 14-a sealing cover; 15-a hinge; 16-a piston; 17-reciprocating screw rod; 18-a lead screw sleeve; 19-a third sealed bearing; 20-a driven gear; 21-a drive gear; 22-a servo motor; 23-solid-liquid separation membrane.
Detailed Description
The invention is described in further detail below with reference to the figures and specific embodiments.
As shown in fig. 1 to 9, a multifunctional ecological restoration device for non-point source pollution in a Yangtze river drainage area comprises a floating island platform 1 and an MBR biofilm 5 arranged in the floating island platform 1, wherein a sedimentation assembly 2 is clamped on the side end face of the floating island platform 1, the sedimentation assembly 2 comprises an electrolysis channel 201 clamped on the side end face of the floating island platform 1, an anode plate 205 and a cathode plate 206 which can rotate are arranged in the electrolysis channel 201, and the anode plate 205 and the cathode plate 206 are engaged with each other; the input ends of the anode plate 205 and the cathode plate 206 are connected with the output end of the driving assembly 3. In this embodiment: the engagement between the anode plate 205 and the cathode plate 206 can prevent excessive impurities from causing fouling on the surfaces of the anode plate 205 and the cathode plate 206.
Preferably, the top of the floating island platform 1 is also fixedly connected with a solar energy conversion assembly 4, the solar energy conversion assembly 4 comprises a solar photovoltaic panel 401, the bottom of the solar photovoltaic panel 401 is fixedly connected with the top of the floating island platform 1 through a support column 402, and the output end of the solar photovoltaic panel 401 is connected with the input end of the energy storage device. In this embodiment, the solar photovoltaic panel 401 converts solar energy into electric energy to be stored in an energy storage device (e.g., a storage battery), and then supplies electric energy to the electrolysis process of the anode plate 205 and the cathode plate 206 and the operation of the servo motor 22, so as to realize the electrolysis function.
Preferably, one side of the electrolysis channel 201 is clamped on the side end surface of the floating island platform 1, the other side of the electrolysis channel is clamped on the side end surface of the first partition plate 207, the outer contour surface of the first partition plate 207 is fixedly connected with the inner side wall of the floating island platform 1, the inner side wall of the electrolysis channel 201 is fixedly connected with the support net panel 202, the side end surface of the support net panel 202 is clamped with the first sealing bearing 203, the first switching shaft 204 is sleeved in the first sealing bearing 203, the anode plate 205 and the cathode plate 206 are respectively and fixedly connected to the two first switching shafts 204, and the side end surface of the floating island platform 1 is further provided with the water outlet 8. In this embodiment, the working voltage between the anode plate 205 and the cathode plate 206 is 3-9V, and the current is denseThe degree of the alloy is 10 to 330mA/cm2The anode plate 205 and the cathode plate 206 are made of electrode materials having a certain resistance.
Preferably, drive assembly 3 is fixed in worm wheel 301 on first switching axle 204 including the suit, worm wheel 301 and the cooperation of worm 3.2, the fixed cup joint of worm 3.2 is on second switching axle 303 surface, second sealing bearing 304 has still been cup jointed on the surface of second switching axle 303, second sealing bearing 304 joint is on the terminal surface of switching section of thick bamboo 305, switching section of thick bamboo 305 joint is on the terminal surface of chinampa platform 1, the surface of second switching axle 303 still fixedly connected with water wheels 308, just water wheels 308 sets up in the lateral part of chinampa platform 1, second switching axle 303 output is connected with power generation facility's input, and the power generation facility output is connected with the energy storage device input.
In this embodiment, the water wheel 308 rotates when being washed by the water flow in the Yangtze river basin, and the water wheel 308 drives the second transfer shaft 303 to rotate in the second sealed bearing 304 during the rotation, and the second transfer shaft 303 transfers the torque to the first transfer shaft 204 by using the linkage effect between the worm wheel 301 and the worm 302, so that the positive plate 205 and the negative plate 206 are engaged with each other by using the rotation of the first transfer shaft 204. Thus, on the one hand, the electrolysis effect of the water body is enhanced through the turbulent flow, and on the other hand, the engagement between the anode plate 205 and the cathode plate 206 can prevent excessive impurities from scaling on the surfaces of the anode plate 205 and the cathode plate 206.
Preferably, the power generation device comprises a winding coil 307 wound on the surface of the second switching shaft 303, wherein two permanent magnet bases 306 are arranged on the periphery of the winding coil 307, and the opposite magnetic poles of the two permanent magnet bases 306 are opposite. In this embodiment, the output end of the winding coil 307 is connected to the energy storage device through a transformer with a rectifying circuit, and then the electric energy can be provided for the electrolysis process of the anode plate 205 and the cathode plate 206 and the operation of the servo motor 22.
In this embodiment: when the water wheel 308 is washed by water flow in the Yangtze river basin, the water wheel 308 rotates, the second switching shaft 303 is driven by the water wheel 308 in the rotating process to drive the winding coil 307 to rotate in the second sealed bearing 304, the winding coil 307 can cut magnetic induction lines between the permanent magnet bases 306 and generate electric energy in the rotating process, the electric energy generated by the solar photovoltaic panel 401 is dominant in sunny days, the wind power is usually enhanced in rainy days, the driving force of the water wheel 308 is dominant, and the positive photovoltaic panel 205 and the negative photovoltaic panel 206 are supplied with electric energy by the aid of the two components.
Preferably, still be equipped with in the chinampa platform 1 and trigger subassembly 6, trigger subassembly 6 includes the second division board 601 with chinampa platform 1 inside wall sliding connection, the bottom fixedly connected with urceolus 602 of second division board 601, flexible interior axle 603 has been cup jointed to urceolus 602 inside, the one end and the chinampa platform 1 inboard bottom fixed connection of flexible interior axle 603, the other end passes through supporting spring 604 and the inboard terminal surface fixed connection of urceolus 602, still fixedly connected with point touch switch 605 on the terminal surface of urceolus 602 inboard, point touch switch 605 locates the inboard of supporting spring 604, point touch switch 605 is connected with servo motor 22's control circuit.
Preferably, a piston cylinder 11 is further fixedly arranged on one side of the floating island platform 1, an inlet of the piston cylinder 11 is communicated with the inside of the floating island platform 1 through a drainage tube 9, a first one-way valve 10 is arranged on the drainage tube 9, an outlet of the piston cylinder 11 is clamped with a water outlet tube 12, a second one-way valve 13 is arranged on the water outlet tube 12, and a solid-liquid separation membrane 23 is arranged at a position where the piston cylinder 11 is connected with the water outlet tube 12. In this embodiment, the first check valve 10 makes water flow enter the piston cylinder 11 only from the drainage tube 9 without backflow, and the second check valve 13 makes water flow enter the water outlet tube 12 only from the piston cylinder 11 without backflow.
Preferably, a piston 16 is sleeved in the piston cylinder 11, a reciprocating lead screw 17 is fixedly connected to the end surface of the piston 16, a lead screw sleeve 18 is connected to the surface of the reciprocating lead screw 17 in a threaded manner, a third sealing bearing 19 is sleeved on the surface of the lead screw sleeve 18, the third sealing bearing 19 is clamped on the end surface of the piston cylinder 11, a driven gear 20 is fixedly connected to the surface of the lead screw sleeve 18, the driven gear 20 is engaged with a driving gear 21, and the driving gear 21 is fixedly connected to an output shaft of a servo motor 22.
In this embodiment: sludge formed by dephosphorization and redundant active strains settle at the bottom of the floating island platform 1, the pressure applied to the second partition plate 601 is increased along with the increase of the accumulation of impurities, when the pressure is larger than the elastic force of the support spring 604, the support spring 604 is gradually compressed until the trigger point contact switch 605 is triggered, so that the servo motor 22 operates, an output shaft of the servo motor 22 transfers torsion to the screw sleeve 18 by utilizing the linkage effect between the driving gear 21 and the driven gear 20 in the operation process, the screw sleeve 18 rotates in the third sealed bearing 19, under the combined effect of the torsion and the thread biting force, the reciprocating screw 17 performs a circularly reciprocating linear displacement action in the screw sleeve 18, and the piston 16 is driven to perform a reciprocating piston motion in the piston cylinder 11 by utilizing the action of the reciprocating screw 17, on one hand, impurities at the bottom of the floating island platform 1 enter the piston cylinder 11 through the drainage tube 9, on the other hand, water mixed in the impurities is separated by the solid-liquid separation membrane 23 and then flows back to rivers and lakes through the water outlet tube 12 by means of pressurization of the piston 16, water flow around the MBR biological membrane 5 is disturbed by means of the process of extracting the impurities through the drainage tube 9, the aeration effect can be achieved to a certain extent, short-time aeration cleaning is carried out, aeration is stopped after part of strains are discharged, and membrane contact oxidation treatment process is continued.
Preferably, a sealing cover 14 is arranged on one side end surface of the piston cylinder 11, and the sealing cover 14 is hinged with the edge of the opposite surface of the piston cylinder 11 through a hinge 15.
Preferably, an ecological component 7 is further arranged in the floating island platform 1, the ecological component 7 comprises an organic soil layer 701, an aquatic plant layer 702 is cultivated on the top of the organic soil layer 701, and the organic soil layer 701 and the aquatic plant layer 702 are both fixed on the inner side wall of the floating island platform 1 through mesh bags.
In this embodiment: adding a certain amount of special strains into a water body, so that a large amount of active strains are adhered to the surface of an MBR (membrane bioreactor) biomembrane 5, COD (chemical oxygen demand) and ammonia nitrogen in sewage are degraded through the adhered strains, a part of treated river water generates water through the MBR biomembrane 5, and a part of treated river water generates water through direct overflow, wherein the amount of the overflow water is small, so that relatively speaking, most suspended matters are settled to the bottom of a pool in the overflow process, the quality of the overflow water is good, a layer of organic soil layer 701 is flatly paved at the bottom of an aquatic plant layer 702, the aquatic plant layer 702 is planted in the organic soil layer 701, the root of the aquatic plant layer 702 and the water body microorganism are utilized to cooperate, oxygen generated in the electrolysis process is supplemented, a local micro-oxygen environment is created around an MBR organism, and nitrogen and phosphorus in the water can be efficiently removed.
The working principle of the embodiment is as follows:
the working principle is as follows: firstly, on one hand, the solar photovoltaic panel 401 will convert solar energy into electric energy, on the other hand, the water wheel 308 will rotate when being washed by the water flow in the Yangtze river basin, while the water wheel 308 will drive the second transfer shaft 303 to drive the winding coil 307 to rotate in the second sealed bearing 304, the winding coil 307 will cut the magnetic induction lines between the permanent magnet bases 306 and generate electric energy in the rotating process, in sunny days, the electric energy generated by the solar photovoltaic panel 401 will be dominant, in rainy days, the wind power will be usually enhanced, the driving force of the water wheel 308 will be dominant, the two are complementary to provide electric energy for the anode plate 205 and the cathode plate 206, the cathode plate 206 and the anode plate 205 will electrolyze the water flow passing through the electrolytic channel 201 in the electrifying process, and substances with strong oxidizing property, such as chlorine, hydroxyl and oxygen, will be generated in the electrolysis, on the one hand, the odoriferous groups in eutrophic long-flowing water are oxidized and decomposed to remove the odor in the water, on the other hand, the odoriferous groups react with phosphorus in the long-flowing water to form insoluble phosphate, no phosphorus removal agent needs to be added in the phosphorus removal stage, the water body is prevented from being polluted due to excessive addition of the agent, the problem that the phosphorus removal effect is influenced due to small addition of the agent can be avoided, the water wheel 308 rotates when being washed by water flow in the Yangtze river basin, the water wheel 308 drives the second transfer shaft 303 to rotate in the second sealed bearing 304 in the rotating process, the second transfer shaft 303 transfers the torsion to the first transfer shaft 204 by utilizing the linkage effect between the worm wheel 301 and the worm 302, the positive plate 205 and the negative plate 206 are engaged with each other by utilizing the rotating action of the first transfer shaft 204, on the one hand, the electrolysis effect of the water body is enhanced by the action of turbulence, on the other hand, the engagement between the anode plate 205 and the cathode plate 206 can prevent excessive impurities from scaling on the surfaces of the anode plate 205 and the cathode plate 206, a certain amount of special strains are added into the water body, so that a large amount of active strains are adhered on the surface of the MBR biological membrane 5, COD and ammonia nitrogen in the sewage are degraded through the adhered strains, a part of treated river water produces water through the MBR biological membrane 5, and a part of treated river water directly overflows to produce water, because the amount of overflow water production is small, relatively speaking, most suspended matters are settled to the bottom of the tank in the overflow process, the quality of overflow water is good, an organic soil layer 701 is flatly paved at the bottom of the aquatic plant layer 702, the aquatic plant layer 702 is planted in the organic soil layer 701, the root of the aquatic plant layer 702 and the water body microorganism are utilized to cooperate, and oxygen generated in the electrolysis is supplemented, a local micro-oxygen environment is created around the MBR organisms, the nitrogen and phosphorus in water can be efficiently removed, the generated effective gas can be absorbed and blocked, the harmful gas is prevented from polluting the surrounding air, the sludge formed by phosphorus removal and the redundant active strains are settled at the bottom of the floating island platform 1, the pressure applied to the second partition plate 601 is increased along with the increase of the impurities, when the pressure is larger than the elastic force of the support spring 604, the support spring 604 is gradually compressed until the point contact switch 605 is triggered, the output shaft of the servo motor 22 transfers the torsion force to the screw sleeve 18 by utilizing the linkage effect between the driving gear 21 and the driven gear 20 in the operation process, the screw sleeve 18 rotates in the third sealed bearing 19, under the combined effect of the torsion force and the thread biting force, the reciprocating screw 17 performs the linear displacement action of cyclic reciprocation in the screw sleeve 18, and the action of the reciprocating screw 17 is utilized to drive the piston 16 to perform the reciprocating piston motion in the piston cylinder 11, on the one hand, the impurity of chinampa platform 1 bottom will pass through in the piston cylinder 11 that drainage tube 9 entered, on the other hand, utilize the pressurization of piston 16, the water of sneaking into in the impurity flows back to the rivers and lakes through outlet pipe 12 after the separation of solid-liquid separation membrane 23, utilize the in-process of drainage tube 9 extraction impurity, will disturb the rivers around MBR biomembrane 5, can play the effect of aeration to a certain extent, carry out short time aeration and wash, stop the aeration and continue to carry out membrane contact oxidation treatment process after unloading some bacterial.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and features in the embodiments and examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (10)
1. The utility model provides an ecological remediation device of long river basin non-point source pollution of multi-functional type, includes floating island platform (1) and MBR biomembrane (5) of locating in floating island platform (1), its characterized in that: the side end face of the floating island platform (1) is clamped with a settlement assembly (2), the settlement assembly (2) comprises an electrolysis channel (201) clamped on the side end face of the floating island platform (1), a rotatable anode plate (205) and a rotatable cathode plate (206) are arranged in the electrolysis channel (201), and the anode plate (205) and the cathode plate (206) are meshed with each other; the input ends of the anode plate (205) and the cathode plate (206) are connected with the output end of the driving assembly (3).
2. The multifunctional ecological restoration device for non-point source pollution of Yangtze river basin according to claim 1, characterized in that: the solar energy conversion assembly is characterized in that a solar energy conversion assembly (4) is fixedly connected to the top of the floating island platform (1), the solar energy conversion assembly (4) comprises a solar photovoltaic panel (401), the bottom of the solar photovoltaic panel (401) is fixedly connected with the top of the floating island platform (1) through a support column (402), and the output end of the solar photovoltaic panel (401) is connected with the input end of an energy storage device.
3. The multifunctional ecological restoration device for non-point source pollution of Yangtze river basin according to claim 1, characterized in that: one side of the electrolysis channel (201) is clamped on the side end face of the floating island platform (1), the other side of the electrolysis channel is clamped on the side end face of the first partition plate (207), the outer contour face of the first partition plate (207) is fixedly connected with the inner side wall of the floating island platform (1), a support net panel (202) is fixedly connected onto the inner side wall of the electrolysis channel (201), a first sealing bearing (203) is clamped on the side end face of the support net panel (202), a first transfer shaft (204) is sleeved in the first sealing bearing (203), an anode plate (205) and a cathode plate (206) are respectively and fixedly connected onto two first transfer shafts (204), and a water drainage port (8) is further formed in the side end face of the floating island platform (1).
4. The multifunctional ecological restoration device for non-point source pollution of Yangtze river basin according to claim 3, characterized in that: drive assembly (3) are fixed in worm wheel (301) on first switching axle (204) including the suit, worm wheel (301) and worm (3.2) cooperation, worm (3.2) fixed cup joint is on second switching axle (303) surface, second sealing bearing (304) have still been cup jointed on the surface of second switching axle (303), second sealing bearing (304) joint is on the terminal surface of switching section of thick bamboo (305), switching section of thick bamboo (305) joint is on the terminal surface of chinampa platform (1), the surface of second switching axle (303) still fixedly connected with water wheel (308), just water wheel (308) set up in the lateral part of chinampa platform (1), second switching axle (303) output is connected with power generation facility's input, and the power generation facility output is connected with the energy storage facility input.
5. The multifunctional ecological restoration device for non-point source pollution of Yangtze river basin according to claim 4, characterized in that: the power generation device comprises a winding coil (307) wound on the surface of the second switching shaft (303), wherein two permanent magnet seats (306) are arranged on the periphery of the winding coil (307), and opposite magnetic poles of the two permanent magnet seats (306) are opposite.
6. The multifunctional ecological restoration device for non-point source pollution of Yangtze river basin according to claim 1, characterized in that: still be equipped with in chinampa platform (1) and trigger subassembly (6), trigger subassembly (6) include with chinampa platform (1) inside wall sliding connection's second division board (601), the bottom fixedly connected with urceolus (602) of second division board (601), urceolus (602) inside cup jointed flexible interior axle (603), the one end and the inboard bottom fixed connection of chinampa platform (1) of flexible interior axle (603), the other end passes through supporting spring (604) and urceolus (602) inboard terminal surface fixed connection, go back fixedly connected with point on urceolus (602) medial surface and touch switch (605), the inboard of supporting spring (604) is located in point touch switch (605), point touch switch (605) is connected with servo motor (22)'s control circuit.
7. The multifunctional ecological restoration device for non-point source pollution of Yangtze river basin according to claim 6, characterized in that: the floating island platform is characterized in that a piston cylinder (11) is fixedly arranged on one side of the floating island platform (1), the inlet of the piston cylinder (11) is communicated with the inside of the floating island platform (1) through a drainage tube (9), a first one-way valve (10) is arranged on the drainage tube (9), a water outlet pipe (12) is clamped at the outlet of the piston cylinder (11), a second one-way valve (13) is arranged on the water outlet pipe (12), and a solid-liquid separation membrane (23) is arranged at the position where the piston cylinder (11) is connected with the water outlet pipe (12).
8. The multifunctional ecological restoration device for non-point source pollution in Yangtze river basin according to claim 7, characterized in that: the piston cylinder (11) is internally sleeved with a piston (16), a reciprocating lead screw (17) is fixedly connected to the end face of the side of the piston (16), a lead screw sleeve (18) is in threaded connection with the surface of the reciprocating lead screw (17), a third sealing bearing (19) is sleeved on the surface of the lead screw sleeve (18), the third sealing bearing (19) is clamped to the end face of the side of the piston cylinder (11), a driven gear (20) is fixedly connected to the surface of the lead screw sleeve (18), the driven gear (20) is meshed with a driving gear (21), and the driving gear (21) is fixedly connected to an output shaft of a servo motor (22).
9. The multifunctional ecological restoration device for non-point source pollution in Yangtze river basin according to claim 7, characterized in that: a sealing cover (14) is arranged on the end face of one side of the piston cylinder (11), and the sealing cover (14) is hinged with the edge of the opposite face of the piston cylinder (11) through a hinge (15).
10. The multifunctional ecological restoration device for non-point source pollution of Yangtze river basin according to claim 1, characterized in that: still be equipped with ecological component (7) in floating island platform (1), ecological component (7) include organic soil layer (701), organic soil layer (701) top cultivation has aquatic plant layer (702), organic soil layer (701) and aquatic plant layer (702) are all fixed in floating island platform (1) inside wall through the pocket.
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