CN111320327B - Riverway ecological environment repair system - Google Patents

Riverway ecological environment repair system Download PDF

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Publication number
CN111320327B
CN111320327B CN202010173059.6A CN202010173059A CN111320327B CN 111320327 B CN111320327 B CN 111320327B CN 202010173059 A CN202010173059 A CN 202010173059A CN 111320327 B CN111320327 B CN 111320327B
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river
rope
river channel
ecological environment
power
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CN111320327A (en
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许凤霞
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Guangdong Donghua Landscape Architecture Ltd
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Guangdong Donghua Landscape Architecture Ltd
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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
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • 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
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • 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
    • 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 or fuel cells
    • C—CHEMISTRY; METALLURGY
    • 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
    • C02F3/08—Aerobic processes using moving contact bodies
    • C—CHEMISTRY; METALLURGY
    • 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
    • C02F3/10—Packings; Fillings; Grids
    • C02F3/105—Characterized by the chemical composition
    • C02F3/107—Inorganic materials, e.g. sand, silicates
    • C—CHEMISTRY; METALLURGY
    • 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
    • C02F3/10—Packings; Fillings; Grids
    • C02F3/109—Characterized by the shape
    • C—CHEMISTRY; METALLURGY
    • 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
    • C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00—Aeration of stretches of water
    • 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
    • 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
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

The invention relates to the technical field of ecological environment restoration, in particular to a riverway ecological environment restoration system, which has the technical scheme that: the device comprises a river channel, a grid, a plant floating bed, a decomposition assembly and a driving device, wherein the grid is arranged at the upstream of the river channel, and the plant floating bed is arranged on the river channel; the decomposing assembly comprises a first decomposing part, the first decomposing part comprises a first installation rope, a second installation rope and a plurality of biological ropes, the first installation rope is positioned above the second installation rope, and the second installation rope is positioned in river water; the biological rope is arranged between the first installation rope and the second installation rope; the driving device comprises a shaking mechanism and a driving piece, the shaking mechanism comprises a rotating shaft, a rotating arm and a connecting rope, the rotating shaft is arranged at the lower end of the plant floating bed, and the rotating arm is connected with the rotating shaft; the rotor arm is connected to the one end of connecting the rope, and the first installation rope is connected to the other end. The river ecological environment restoration system can reduce the condition of influence on the river ecological environment caused by organic matter corruption.

Description

Riverway ecological environment repair system
Technical Field
The invention relates to the technical field of ecological environment restoration, in particular to a riverway ecological environment restoration system.
Background
The urban area of China is large in quantity and wide in distribution, particularly the urban area of economically developed areas such as the long triangle and the pearl triangle is accelerated, and a large number of people flow into the urban areas around the large city, so that a large amount of domestic sewage is generated.
Chinese patent No. CN102863126A discloses an industrialized method for purifying polluted river water in villages and towns and restoring water environment ecology. Dividing a polluted river reach of a village and a town into 3 continuous different sections of a water purification membrane filtering section, a biological grid filtering section and a wetland arrangement section to serve as sewage treatment units, wherein the first 2 river reaches are sewage collection river reaches; the sewage firstly enters a water purification membrane filtering section and flows to a biological grid filtering section automatically, then a biological substrate modifying agent is put into the whole polluted river section to modify the substrate of the river section, the sewage flows into a wetland arrangement section, and then snail, corbicula and giant oyster are put into the polluted river water of the whole river section to implement benthonic animal control and breeding.
The above prior art solutions have the following drawbacks: pollutants in domestic sewage mainly comprise organic matters such as protein, carbohydrate, fat and the like, and the organic matters flowing into the river channel are extremely unstable and are easy to decay to generate stink if not treated in time, so that the ecological environment of the river channel is influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a riverway ecological environment restoration system which can reduce the influence of organic matter corruption on the riverway ecological environment.
The above object of the present invention is achieved by the following technical solutions: a riverway ecological environment restoration system comprises a riverway, a grid, a plurality of plant floating beds, a decomposition assembly and a driving device, wherein the grid is arranged at the upstream of the riverway along the width direction of the riverway; the decomposing assembly comprises a first decomposing part, the first decomposing part is arranged on a river channel between the grating and the plant floating bed, the first decomposing part comprises a first installation rope, a second installation rope and a plurality of biological ropes, the first installation rope and the second installation rope are arranged at intervals along the vertical direction, the first installation rope is positioned above the second installation rope, two ends of the first installation rope are respectively fixedly arranged on two sides of the river channel, and the second installation rope is positioned in river water of the river channel; the plurality of biological ropes are sequentially arranged at intervals along the length direction of the first installation rope, and the biological ropes are arranged between the first installation rope and the second installation rope along the vertical direction; the driving device comprises a shaking mechanism and a driving piece, the shaking mechanism comprises a rotating shaft, a rotating arm and a connecting rope, the rotating shaft is rotatably arranged on the lower end surface of the plant floating bed along the flow direction of the river channel, the rotating arm is perpendicular to the rotating shaft, and one end of the rotating arm is fixedly connected with one end of the rotating shaft close to the upstream of the river channel; one end of the connecting rope is connected to one end, far away from the rotating shaft, of the rotating arm, and the other end of the connecting rope is connected to the first mounting rope; the driving piece is connected to the rotating shaft and used for driving the rotating shaft to rotate.
By adopting the technical scheme, the river water in the river channel flows to the grating from the upstream, and the grating can filter and block some floating dirt in the river water, so that the dirt content in the river water and the downstream is reduced; the biological rope is a good carrier of microorganisms, and the biological rope is a three-dimensional space, so that a large number of microorganisms can be fixed, an ideal environment in which all microorganisms coexist is formed, and when river water flows to the first decomposition piece, the microorganisms attached to the biological rope can perform oxidative decomposition on organic matters in the river water, so that the effect of purifying the water quality is achieved; meanwhile, the driving piece drives the rotating shaft to rotate so that the rotating arm rotates, and the first installation rope is shaken by utilizing the connection effect of the connection rope, so that the effect of shaking the biological rope can be achieved, microorganisms in the biological rope can better absorb dissolved oxygen in water, and the contact efficiency of the biological rope and water can be improved, so that the effect of improving the removal rate of organic matters is achieved, and the influence of organic matter decay on the ecological environment of a river channel is reduced; in addition, the root system of the vegetation on the plant floating bed extends into the river water, so that the rich nutrient substances such as total phosphorus, ammonia nitrogen and the like in the river water can be absorbed, and the further purification of the river water is realized.
Preferably, the decomposition component further comprises a second decomposition member, the second decomposition member comprises a plurality of porous ceramic pieces, and the porous ceramic pieces are connected with the second mounting rope.
Through adopting above-mentioned technical scheme, porous ceramic spare can provide decurrent traction force for the second installation rope to reduce the second installation rope come-up and make many biological ropes receive the condition of rivers impact intertwine, simultaneously, porous ceramic spare also is the good carrier of microorganism, and the deposit that the microorganism can be fine is adsorbed on porous ceramic spare, with the organic matter to in the river decompose.
Preferably, the driving part is a first impeller, the first impeller is fixedly connected to one end of a rotating arm far away from the rotating shaft, and the first impeller is driven by water flow to drive the rotating shaft to rotate.
Through adopting above-mentioned technical scheme, first impeller receives rivers drive and rotates to driving the rotor arm through the relation of connection of pivot and rotating, utilizing the kinetic energy of river rivers flow in-process in the river course to realize driving rotor arm pivoted effect, realize the make full use of energy, reduce extra energy consumption.
Preferably, a water gate is arranged on the river channel and is positioned between the grating and the first decomposition piece.
By adopting the technical scheme, the drop height of the river water in the river channel can be manufactured by the arrangement of the water gate, and the contact efficiency of the river water and air can be increased by utilizing the falling process of the river water in the drop height, so that the effect of increasing the dissolved oxygen in the river water is achieved; simultaneously, the process of falling also can increase the flow velocity of river for river flows and also can promote biological rope to rock to first decomposition piece, and on the other hand, the first impeller of drive that can be easier after the velocity of flow of river increases rotates, thereby promotes the effect of rocking mechanism to biological rope.
Preferably, still include the oxygenation device, the oxygenation device includes oxygen-increasing machine and first power, the oxygen-increasing machine is located between grid and the first decomposition piece, just the bank of river course both sides all is equipped with the fixed rope that is used for fixed booster compressor, first power is used for supplying power for the oxygen-increasing machine.
Through adopting above-mentioned technical scheme, use the dissolved oxygen of oxygen-increasing machine further promotion aquatic for microorganism on the biological rope can be better ingest dissolved oxygen and carry out oxidative decomposition to the organic matter, play the effect of microorganism to organic matter decomposition efficiency in the promotion biological rope.
Preferably, the first power supply comprises a storage battery, a generator and a power mechanism, the storage battery is arranged on a river bank on one side of the river channel, and the storage battery is electrically connected with the aerator; the generator is arranged on a river bank on one side of the river channel and is electrically connected with the storage battery; the power mechanism comprises a power shaft, a second impeller and a transmission shaft, the power shaft is arranged along the width direction of the river channel, and the power shaft is positioned above the water surface of the river channel; the second impellers are sleeved on the power shaft along the length direction of the power shaft and are used for driving the power shaft to rotate under the drive of water flow; one end of the transmission shaft is connected with the power shaft, and the other end of the transmission shaft is connected with the generator.
Through adopting above-mentioned technical scheme, the second impeller receives rivers drive to drive the power shaft and rotates to utilize the transmission shaft to transmit the pivoted moment of torsion to the input of generator, so that the generator receives the drive electricity generation, store the electric quantity through the battery of being connected with the generator electricity, then use the battery to supply power to the oxygen-increasing machine, can realize the function to river oxygenation.
Preferably, the power shaft is rotatably arranged on the plant floating bed, and the transmission shaft is rotatably arranged on the side wall of the river channel along the vertical direction; be provided with the switching-over case between power shaft and the transmission shaft, the lateral wall in river course is equipped with the switching-over case that supplies the switching-over case to slide along vertical direction, the transmission shaft slides with the switching-over case and is connected.
By adopting the technical scheme, when the river water in the river channel rises and falls, the plant floating bed can move along the vertical direction along with the rise and fall of the river water, so that the power shaft and the second impeller can vertically move along with the movement of the plant floating bed, the contact area between the blades in the second impeller and the river water is kept stable, and the second impeller can be driven by the flowing river water to rotate; the power shaft and the transmission shaft are reversed through the reversing box, and the transmission shaft and the reversing box are connected in a sliding mode, so that when the power shaft moves along the vertical direction along with the river fluctuation, stable torque transmission can be kept between the transmission shaft and the power shaft.
Preferably, the reversing box comprises a box body, a first bevel gear and a second bevel gear, wherein the first bevel gear and the second bevel gear are both positioned in the box body and are meshed with each other; the power shaft is connected with the first bevel gear, the transmission shaft is provided with a key groove along the length direction of the transmission shaft, the second bevel gear is sleeved on the transmission shaft, the second bevel gear is provided with a connecting key inserted in the key groove, and the connecting key is matched with the key groove in a sliding mode.
Through adopting above-mentioned technical scheme, the connecting key is pegged graft in the keyway, can realize the moment of torsion transmission between second bevel gear and the transmission shaft, simultaneously, utilizes the cooperation of sliding between connecting key and the keyway, can realize the connection of sliding between second bevel gear and the transmission shaft to realize the connection of sliding between switching-over case and the transmission shaft.
Preferably, a plurality of the plant floats the bed and sets up, adjacent two along the width direction interval of river course the plant floats the bed and is formed with rivers passageway, just the plant floats the bed and all is equipped with the chamfer that is used for drainage rivers to rivers passageway towards the lateral wall both ends on river course upper reaches, the quantity of second impeller is the same with rivers passageway's quantity, the second impeller is located rivers passageway.
Through adopting above-mentioned technical scheme, the chamfer on the plant floats the bed can play certain confluence effect with rivers drainage to rivers passageway in to play the effect that promotes the velocity of flow of rivers, make rivers can play better drive effect to the second impeller.
Preferably, the porous ceramic element is spherical.
By adopting the technical scheme, the porous ceramic piece is arranged into a spherical shape, so that the contact area of the porous ceramic piece and river water can be increased, and the decomposition efficiency of microorganisms of the porous ceramic piece on organic matters in the river water is improved.
In summary, the invention includes at least one of the following beneficial technical effects:
microorganisms attached to the biological rope can perform oxidative decomposition on organic matters in river water, and the shaking mechanism plays a role in shaking the biological rope, so that the microorganisms in the biological rope can better absorb dissolved oxygen in water, the contact efficiency of the biological rope and the water can be improved, and the effect of improving the removal rate of the organic matters is achieved;
the effect of driving the rotating arm to rotate is realized by utilizing the kinetic energy in the river flowing process in the river channel, the full utilization of energy is realized, and the additional energy consumption is reduced;
the power of water flow drives the generator to rotate to charge the storage battery, the storage battery can be used for supplying power to the aerator, and when the river water rises and falls, the power mechanism can still work normally to drive the generator to generate power.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a top view of an embodiment of the present invention.
Fig. 3 is a partial cross-sectional view of an embodiment of the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is an enlarged view of a portion B in fig. 3.
Reference numerals: 1. a river channel; 2. a grid; 3. a plant floating bed; 3a, a water flow channel; 4. a first decomposition member; 4a, a first installation rope; 4b, a second mounting rope; 4c, biological cord; 5. a shaking mechanism; 5a, a rotating shaft; 5b, a rotating arm; 5c, connecting ropes; 6. a second disassembly piece; 6a, a porous ceramic piece; 7. a first impeller; 8. an aerator; 9. fixing a rope; 10. a storage battery; 11. a generator; 12. a power shaft; 13. a second impeller; 14. a drive shaft; 14a, a key groove; 15. a sluice; 16. a reversing box; 16a, a box body; 16b, a first bevel gear; 16c, a second bevel gear; 17. a limiting block; 18. and a limiting groove plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the ecological environment restoration system for a river channel 1 disclosed by the invention comprises a river channel 1, a grid 2, a plant floating bed 3, a decomposition assembly, a driving device and an oxygenation device, wherein a water gate 15 is installed on the river channel 1, so that the water gate 15 is used for making the fall of river water in the river channel 1; the grating 2 is arranged on the river channel 1 along the width direction of the river channel 1, and the grating 2 is positioned at the upstream position of the water gate 15 so as to filter and block floating dirt on the river channel 1; meanwhile, the top view of the grating 2 is in a V shape with an opening deviating from the upstream of the river channel 1, so that the filtered floating dirt can be gathered at two sides of the width direction of the river channel 1 under the flowing impact of the river water. The plant floating beds 3 are used for planting vegetation, the plant floating beds 3 are located at the downstream of the sluice 15, in the embodiment, the number of the plant floating beds 3 is three, the three plant floating beds 3 are all rectangular, and the three plant floating beds 3 are arranged on the riverway 1 at intervals along the width direction of the riverway 1, so that water flow channels 3a for water flow to pass through are formed between every two adjacent plant floating beds 3; three plant floats bed 3 and is formed with two rivers passageways 3a, and three plant floats bed 3 and all has the oblique angle towards the lateral wall both ends of river course 1 upper reaches to be arranged in gathering rivers drainage to rivers passageway 3 a.
Referring to fig. 2 and 3, the decomposition assembly is used for decomposing organic matters in river water, and specifically, the decomposition assembly includes a first decomposition member 4 and a second decomposition member 6, wherein the first decomposition member 4 is located between the floodgate 15 and the plant floating island, in this embodiment, the number of the first decomposition members 4 is three, the three first decomposition members 4 are arranged in the river water at intervals along the length direction of the river channel 1, and two adjacent first decomposition members 4 are further connected by a plurality of ropes. Specifically, the first disassembly member 4 includes a first installation string 4a, a second installation string 4b, and a biological string 4 c; the first installation ropes 4a and the second installation ropes 4b are arranged at intervals along the vertical direction, the first installation ropes 4a are positioned above the second installation ropes 4b, the second installation ropes 4b are positioned in river water of the river channel 1, and meanwhile, two ends of the first installation ropes 4a are respectively and fixedly installed on two sides of the river channel 1; the number of the biological ropes 4c is multiple, the biological ropes 4c are sequentially arranged at intervals along the length direction of the first installation rope 4a, and two ends of the biological ropes 4c are respectively and fixedly connected to the first installation rope 4a and the second installation rope 4 b. In addition, the second disassembling part 6 is located below the first disassembling part 4, specifically, the second disassembling part 6 includes a plurality of porous ceramic parts 6a, the plurality of porous ceramic parts 6a are all in a sphere shape, and the porous ceramic parts 6a are fixedly connected with the second mounting rope 4 b.
Referring to fig. 3 and 4, the driving device includes a shaking mechanism 5 and a driving member, specifically, the shaking mechanism 5 includes a rotating shaft 5a, a rotating arm 5b and a connecting rope 5c, wherein the rotating shaft 5a is rotatably mounted on the lower end surface of the plant floating bed 3 along the flow direction of the river channel 1, the rotating arm 5b is a rectangular rod perpendicular to the rotating shaft 5a, and one end of the rotating arm 5b is fixedly connected with one end of the rotating shaft 5a facing the upstream of the river channel 1; meanwhile, one end of the connecting rope 5c is fixedly connected to one end of the rotating arm 5b far away from the rotating shaft 5a, and the other end of the connecting rope 5c is fixedly connected to the first mounting rope 4 a. In addition, the driving piece is used for driving the rotating shaft 5a to rotate, specifically, the driving piece is a first impeller 7, the first impeller 7 is fixedly connected to one end of the rotating arm 5b far away from the rotating shaft 5a, and the first impeller 7 is located in river water and is used for being driven by water flow to drive the rotating shaft 5a to rotate.
Referring to fig. 3 and 5, the oxygenation device is used for increasing dissolved oxygen in river water, and specifically, the oxygenation device comprises an oxygenation machine 8 and a first power supply, wherein the oxygenation machine 8 is located on the river channel 1 between the water gate 15 and the first decomposition member 4, and fixing ropes 9 for fixing the supercharging machine are installed on both sides of the river channel 1; meanwhile, the first power supply is used for supplying power to the aerator 8, and specifically, the first power supply comprises a storage battery 10, a generator 11 and a power mechanism. Wherein, the storage battery 10 is arranged on the river bank at one side of the river channel 1, and the storage battery 10 is electrically connected with the aerator 8; meanwhile, the generator 11 is also installed on the bank on one side of the river channel 1, the generator 11 is electrically connected with the storage battery 10, and the power mechanism is used for providing power for the generator 11 so that the generator 11 can charge the storage battery 10; in addition, when the oxygen increasing machine 8 frequently works and the electric quantity in the storage battery 10 is insufficient, the oxygen increasing machine 8 can also use the commercial power as a second power supply for power supply.
Specifically, the power mechanism comprises a power shaft 12, a second impeller 13 and a transmission shaft 14, wherein the power shaft 12 is rotatably mounted on the upper end surfaces of the three plant floating beds 3 along the width direction of the river channel 1, and the power shaft 12 is positioned above the water surface of the river channel 1; meanwhile, the number of the second impellers 13 is two, the two second impellers 13 are respectively located on the two water flow channels 3a (refer to fig. 2), and the two second impellers 13 are fixedly sleeved on the power shaft 12 along the length direction of the power shaft 12, so that the second impellers 13 can be driven by the water flow in the water flow channels 3a to drive the power shaft 12 to rotate; in addition, the transmission shaft 14 is rotatably installed on the side wall of the river channel 1 near the generator 11 along the vertical direction, the upper end of the transmission shaft 14 is connected with the power input end of the generator 11, the lower end of the transmission shaft 14 is connected with the reversing box 16 along the vertical direction in a sliding manner, and the reversing box 16 is also connected with one end of the power shaft 12 near the transmission shaft 14, so that power transmission between the power shaft 12 and the transmission shaft 14 is realized through the reversing box 16. Specifically, the reversing box 16 comprises a box body 16a, a first bevel gear 16b and a second bevel gear 16c, wherein the box body 16a is a rectangular box with a hollow interior, the first bevel gear 16b and the second bevel gear 16c are both positioned in the box body 16a, and the first bevel gear 16b and the second bevel gear 16c are meshed with each other; the first bevel gear 16b is fixedly sleeved at one end of the power shaft 12, the second bevel gear 16c is sleeved on the transmission shaft 14, and a connecting key (not shown in the figure) is installed on the inner wall of the second bevel gear 16c, correspondingly, a key slot 14a for the connecting key to be inserted is formed in the outer wall of the transmission shaft 14 along the length direction of the transmission shaft 14, and meanwhile, the connecting key can also slide in the key slot 14a, so that the sliding connection between the second bevel gear 16c and the transmission shaft 14 is realized by utilizing the sliding fit between the connecting key and the key slot 14 a; in addition, the reversing box 16 is welded with a limiting block 17 at one end close to the side wall of the river channel 1, correspondingly, the side wall of the river channel 1 is provided with a limiting groove plate 18 with a U-shaped cross section along the vertical direction, and the limiting block 17 is connected with the limiting groove plate 18 in a sliding manner.
The implementation principle of the embodiment is as follows: the river water in the river channel 1 flows to the grating 2 from the upstream, the grating 2 can filter and block some floating dirt in the river water, the content of the dirt in the river water and the dirt in the downstream is reduced, and then the effect of dissolved oxygen in the river water can be improved in the process that the river water in the river channel 1 falls through the water gate 15; the biological rope 4c in the first decomposition piece 4 is a good carrier of microorganisms, and the biological rope 4c itself is a three-dimensional space, so that a large amount of microorganisms can be fixed, an ideal environment in which various microorganisms coexist is formed, and when the river flows to the first decomposition piece 4, the microorganisms attached to the biological rope 4c can perform oxidative decomposition on organic matters in the river, so as to achieve the effect of purifying water quality. The porous ceramic piece 6a can provide downward traction force for the second installation rope 4b to reduce the situation that the second installation rope 4b floats upwards to enable the biological ropes 4c to be mutually wound by water flow impact, and the porous ceramic piece 6a is also a good carrier for microorganisms, so that the microorganisms can be well deposited and adsorbed on the porous ceramic piece 6a to decompose organic matters in river water.
Simultaneously, install first impeller 7 on pivot 5a and driven and drive rotor arm 5b rotation by the drive that the river flowed in river course 1, and utilize the connection effect of connecting rope 5c, make first installation rope 4a rock, can play the effect of rocking biological rope 4c, not only can make the better dissolved oxygen in the uptake aquatic of microorganism in the biological rope 4c, can also promote the contact efficiency of biological rope 4c and water, thereby play the effect that improves the organic matter clearance. In addition, the root system of the vegetation on the plant floating bed 3 extends into the river water, so that the rich nutrient substances such as total phosphorus, ammonia nitrogen and the like in the river water can be absorbed, and the further purification of the river water is realized; and the second impeller 13 that is in rivers passageway 3a department also can be driven by the drive of rivers and drive power shaft 12 and rotate, and utilize transmission shaft 14 to power transmission to generator 11 in, make generator 11 can charge to battery 10, then, utilize battery 10 can supply power to the oxygen-increasing machine 8 that lies in between sluice 15 and first decomposer 4, promote the dissolved oxygen in the aquatic through oxygen-increasing machine 8, make the microorganism on the biological rope 4c can be better ingest dissolved oxygen and carry out oxidative decomposition to the organic matter, play the effect that promotes microorganism in biological rope 4c to organic matter decomposition efficiency, when oxygen-increasing machine 8 needs frequent work and electric quantity is not enough in the battery 10, oxygen-increasing machine 8 also can use the commercial power as the second power and supply the use of supplying power.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (10)

1. The utility model provides a river course ecological environment repair system which characterized in that: the device comprises a river channel (1), a grid (2), a plurality of plant floating beds (3), a decomposition assembly and a driving device, wherein the grid (2) is arranged at the upstream of the river channel (1) along the width direction of the river channel (1), the plant floating beds (3) are arranged in a plurality, the plant floating beds (3) are sequentially arranged on the river channel (1) along the width direction of the river channel (1), and the plant floating beds (3) are positioned at the downstream position of the grid (2); the decomposing component comprises a first decomposing part (4), the first decomposing part (4) is arranged on the river channel (1) between the grating (2) and the plant floating bed (3), the first decomposing part (4) comprises a first installation rope (4a), a second installation rope (4b) and a plurality of biological ropes (4c), the first installation rope (4a) and the second installation rope (4b) are arranged at intervals along the vertical direction, the first installation rope (4a) is positioned above the second installation rope (4b), two ends of the first installation rope (4a) are respectively fixed on two sides of the river channel (1), and the second installation rope (4b) is positioned in river water of the river channel (1); the plurality of biological ropes (4c) are sequentially arranged at intervals along the length direction of the first installation rope (4a), and the biological ropes (4c) are arranged between the first installation rope (4a) and the second installation rope (4b) along the vertical direction; the driving device comprises a shaking mechanism (5) and a driving piece, the shaking mechanism (5) comprises a rotating shaft (5a), a rotating arm (5b) and a connecting rope (5c), the rotating shaft (5a) is rotatably arranged on the lower end face of the plant floating bed (3) along the flow direction of the river channel (1), the rotating arm (5b) is perpendicular to the rotating shaft (5a), and one end of the rotating arm (5b) is fixedly connected with one end, close to the upstream of the river channel (1), of the rotating shaft (5 a); one end of the connecting rope (5c) is connected to one end, far away from the rotating shaft (5a), of the rotating arm (5b), and the other end of the connecting rope (5c) is connected to the first mounting rope (4 a); the driving piece is connected to the rotating shaft (5a) and used for driving the rotating shaft (5a) to rotate.
2. The riverway ecological environment restoration system according to claim 1, wherein: the decomposing assembly further comprises a second decomposing element (6), the second decomposing element (6) comprises a plurality of porous ceramic pieces (6a), and the porous ceramic pieces (6a) are connected with the second mounting rope (4 b).
3. The riverway ecological environment restoration system according to claim 1 or 2, wherein: the driving piece is a first impeller (7), the first impeller (7) is fixedly connected to one end, far away from the rotating arm (5b), of the rotating shaft (5a), and the first impeller (7) is used for being driven by water flow to drive the rotating shaft (5a) to rotate.
4. The riverway ecological environment restoration system according to claim 3, wherein: be equipped with sluice (15) on river course (1), sluice (15) are located between grid (2) and first decomposition piece (4).
5. The riverway ecological environment restoration system according to claim 1, wherein: still include the oxygenation device, the oxygenation device includes oxygen-increasing machine (8) and first power, oxygen-increasing machine (8) are located between grid (2) and first decomposition piece (4), just the bank of river course (1) both sides all is equipped with fixed rope (9) that are used for fixed oxygen-increasing machine (8), first power is used for supplying power for oxygen-increasing machine (8).
6. The riverway ecological environment restoration system according to claim 5, wherein: the first power supply comprises a storage battery (10), a generator (11) and a power mechanism, the storage battery (10) is arranged on a river bank on one side of the river channel (1), and the storage battery (10) is electrically connected with the aerator (8); the generator (11) is arranged on the river bank on one side of the river channel (1), and the generator (11) is electrically connected with the storage battery (10); the power mechanism comprises a power shaft (12), a second impeller (13) and a transmission shaft (14), the power shaft (12) is arranged along the width direction of the river channel (1), and the power shaft (12) is positioned above the water surface of the river channel (1); the number of the second impellers (13) is multiple, the second impellers (13) are sleeved on the power shaft (12) along the length direction of the power shaft (12), and the second impellers (13) are driven by water flow to drive the power shaft (12) to rotate; one end of the transmission shaft (14) is connected with the power shaft (12), and the other end of the transmission shaft (14) is connected with the generator (11).
7. The riverway ecological environment restoration system according to claim 6, wherein: the power shaft (12) is rotatably arranged on the plant floating bed (3), and the transmission shaft (14) is rotatably arranged on the side wall of the river channel (1) along the vertical direction; be provided with switching-over case (16) between power shaft (12) and transmission shaft (14), the lateral wall of river course (1) is equipped with and supplies switching-over case (16) along the spacing frid (18) that vertical direction slided, transmission shaft (14) and switching-over case (16) are slided and are connected.
8. The riverway ecological environment restoration system according to claim 7, wherein: the reversing box (16) comprises a box body (16a), a first bevel gear (16b) and a second bevel gear (16c), the first bevel gear (16b) and the second bevel gear (16c) are both positioned in the box body (16a), and the first bevel gear (16b) and the second bevel gear (16c) are meshed with each other; the power shaft (12) is connected with the first bevel gear (16b), the transmission shaft (14) is provided with a key groove (14a) along the length direction of the transmission shaft (14), the second bevel gear (16c) is sleeved on the transmission shaft (14), the second bevel gear (16c) is provided with a connecting key inserted in the key groove (14a), and the connecting key is in sliding fit with the key groove (14 a).
9. The riverway ecological environment restoration system according to claim 7 or 8, wherein: a plurality of the plant floats bed (3) and sets up, adjacent two along the width direction interval of river course (1) the plant floats bed (3) and is formed with rivers passageway (3a), just the plant floats bed (3) and all is equipped with the chamfer that is used for drainage rivers to rivers passageway (3a) towards the lateral wall both ends in river course (1) upper reaches, the quantity of second impeller (13) is the same with the quantity of rivers passageway (3a), second impeller (13) are located in rivers passageway (3 a).
10. The riverway ecological environment restoration system according to claim 2, wherein: the porous ceramic piece (6a) is in a sphere shape.
CN202010173059.6A 2020-03-13 2020-03-13 Riverway ecological environment repair system Active CN111320327B (en)

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