CN110963640A - Ecological water filtering pond for water ecological restoration - Google Patents
Ecological water filtering pond for water ecological restoration Download PDFInfo
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- CN110963640A CN110963640A CN201911135532.5A CN201911135532A CN110963640A CN 110963640 A CN110963640 A CN 110963640A CN 201911135532 A CN201911135532 A CN 201911135532A CN 110963640 A CN110963640 A CN 110963640A
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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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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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
- 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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- 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
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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
- 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
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Water Treatment By Sorption (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention relates to the field of intercepting and treating of a front-section sewage intercepting and collecting pipe of a black and odorous water body of a river channel, in particular to an ecological water filtering tank for water ecological restoration, wherein the ecological water filtering tank is divided into an aquatic layer, a fine sand layer, a biological sand layer, an aeration layer, an adsorption layer and a drainage layer through a porous plate, and an aeration device is arranged in the aeration layer; the ecological water filtering tank is characterized in that a sedimentation tank is arranged on the side wall of the ecological water filtering tank, a grid plate is arranged on the side wall of the ecological water filtering tank, the sedimentation tank is communicated with a collecting tank through a blow-off pipe, a blow-off pump is arranged on the blow-off pipe, the collecting tank is communicated with a water drainage layer through a flushing pipe, and the flushing pipe is provided with a back flushing pump and a one-way valve. According to the invention, impurities in the black and odorous water body of the river channel after being filtered are separated and collected, then a favorable growth and reproduction environment is provided for microorganisms through the aeration device, and sewage is filtered and removed by virtue of the microorganisms, so that not only is the growth of the microorganisms and the microorganisms realized, but also the purification of the sewage is realized.
Description
Technical Field
The invention relates to the field of intercepting and treating of front-section pollutant intercepting and collecting pipes of black and odorous water bodies in riverways, in particular to an ecological water filtering pond for water ecological restoration.
Background
Along with the development of social industry, the treatment of black and odorous water in riverways is becoming a hot spot day by day, and the sewage treatment becomes a problem which is more and more worth paying attention to by people.
The impurity that prior art's ecological drainage pond filtered the black smelly water body in river course has stayed to stay to have existed in the ecological drainage pond, and need regularly carry out the processing of pollutant through manual operation, the impurity that the clearance filter screen filtered off, the work degree of difficulty has been increased for the staff, work efficiency is reduced, the consumption of manpower and materials has been increased simultaneously, and the pollutant that is located on the filter screen not only influences the growing environment of ecological drainage pond biology, influence the growth and the reproduction of microorganism moreover, thereby make the life reduction of ecological drainage pond.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an ecological water filtering tank for water ecological restoration, which separates and collects impurities after filtering black and odorous water in a riverway, so that the impurities do not need to be cleaned by workers; then, an advantageous growth and propagation environment is provided for the microorganisms by improving the aeration efficiency of the aeration device, N, P, heavy metals and organic molecular pollutants in the sewage are filtered and removed by the microorganisms, so that the growth of the microorganisms and the microorganisms are realized, the purification of the sewage is realized, and a small ecological water filtering pond is formed.
In order to solve the technical problems, the invention adopts the following technical scheme:
an ecological water filtering tank for water ecological restoration is divided into an aquatic layer, a fine sand layer, a biological sand layer, an aeration layer, an adsorption layer and a drainage layer from top to bottom through a plurality of porous plates, wherein an aeration device is arranged in the aeration layer;
a sedimentation tank communicated with a front-section sewage intercepting and collecting pipe of a black and odorous water body of a river channel is arranged on the side wall of the ecological water filtering tank on the aquatic layer, a grid plate is arranged on the side wall of the ecological water filtering tank between the sedimentation tank and the aquatic layer, the sedimentation tank is communicated with a collection tank for collecting impurities through a blow-off pipe in a penetrating way, a blow-off pump is arranged on the blow-off pipe, the collection tank is communicated with the drainage layer through a flushing pipe in a penetrating way, a back flushing pump is arranged on the flushing pipe, and a one-way valve is also arranged on the flushing pipe between the back flushing pump and the sedimentation tank; the collecting tank is communicated with the sedimentation tank through a counter flow pipe, and a filter screen is arranged in the counter flow pipe;
and a drain pipe is arranged on the side wall of the ecological water filtering pond on the drainage layer, and an electromagnetic valve is arranged in the drain pipe.
Preferably, the ecological water filtering tank is composed of a carbon steel net and expanded polystyrene, and the expanded polystyrene is coated on the outer layer of the carbon steel net.
Preferably, the adsorption layer comprises a plurality of connecting plates which are arranged in an arched manner, the connecting plates are all porous plates, and zeolite or medical stone is flatly laid on the connecting plates.
Preferably, the biological sand layer is composed of aerobic bacteria and a fine sand carrier, and the diameter of the fine sand carrier is 2-3 mm.
Preferably, emergent aquatic plants, floating plants and submerged plants are planted on the porous plate between the aquatic layer and the fine sand layer.
Preferably, be provided with aeration equipment in the aeration layer, aeration equipment includes biax motor, center tube, intake pipe, air pump, antifriction bearing and blast pipe, two output shafts of biax motor all with center tube fixed connection, the outer lane of fixedly connected with antifriction bearing is established to the center tube endotheca, antifriction bearing's inner circle with the one end fixed connection of intake pipe, the other end of intake pipe all runs through the lateral wall of ecological drainage pond and passes through three-way pipe fixed connection with the air pump, symmetry and through connection have on the center tube the one end of blast pipe, the other end of blast pipe is enclosed construction, the blast pipe reaches all be provided with a plurality of exhaust holes on the center tube.
Preferably, a plurality of fiber layers which are staggered in the longitudinal direction are arranged in the aeration layer, above and below the aeration device, the fiber layers are formed by laminating coarse fiber layers and fine fiber layers, and the coarse fiber layers are symmetrically arranged on two sides of the fine fiber layers.
Preferably, the exhaust pump, the sewage pump, the double-shaft motor, the electromagnetic valve and the backwashing pump are electrically connected with a switch controller, the switch controller is electrically connected with a storage battery system, a storage battery and an inverter are installed in the storage battery system, the switch controller is electrically connected with the storage battery, and the storage battery is also electrically connected with a solar panel.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention absorbs eutrophication substances such as N, P, heavy metal pollutants and the like in water on different parts such as roots, stems, leaves and the like of the aquatic plants under the combined action of microorganisms, algae and aquatic plants formed in the water, thereby providing the nutritional requirements of the aquatic plants and achieving the aim of purifying water quality, moreover, the biodegradation of organic pollutants can be accelerated by promoting the activity of rhizosphere microorganisms, after macromolecular organic matters and a large amount of inorganic matters are isolated by fine sand, the micromolecular organic matters and the inorganic matters enter a biological sand layer firstly, aerobic bacteria in the biological sand layer carry out aerobic decomposition, the micromolecular organic matters and the inorganic matters are decomposed by the aerobic bacteria, and oxygen of the aerobic bacteria comes from an aeration device which is arranged in an upper layer and a lower layer, and the aim of rotating while aerating is realized, after gas is discharged by the blast pipe, the gas of lower floor is after the position of upper blast pipe of come-up, cut via the upper blast pipe, and cut apart into a plurality of small bubbles with big bubble, improve bubble quantity, thereby increase aeration efficiency, the blast pipe combustion gas that is located the upper strata directly floats, promote the aerobic reproduction of aerobic bacteria, in addition, the blast pipe distributes from top to bottom, make micromolecular organic matter and inorganic matter float up under gaseous effect, be convenient for contact with aerobic bacteria and carry out aerobic decomposition, remaining impurity adsorbs via the zeolite or the medical stone of adsorbed layer after dropping, and make impurity enrichment in the adsorbed layer, can realize intercepting the filtration of taking a breath in the intraductal sewage to river black and odorous water anterior segment via the drainage blanket discharge at last.
2. According to the invention, filtered water enters the sedimentation tank through the backwashing pump, impurities in the sedimentation tank are introduced into the collection tank through the sewage pump and are collected, so that the purpose of transferring pollutants in the sedimentation tank is realized, the pollutants in the sedimentation tank are firstly filtered and transferred, the pollutants are prevented from entering the ecological filtration tank, the concentration and the load of the pollutants in the ecological filtration tank are effectively reduced, the self-cleaning capacity of a water body is improved, the pollutants in the sedimentation tank are transferred through the filtered water, the utilization of the filtered water is realized, and the waste of water resources caused by dilution through water diversion in the prior art is avoided.
3. The invention adopts the expanded polystyrene and the carbon steel net as the pool body of the ecological filter pool, the stability of the ecological filter pool is kept through the carbon steel net, and the expanded polystyrene realizes the technical purposes of low investment, low energy consumption and no secondary pollution; the solar energy storage device is also provided with a solar panel and a storage battery, the solar panel collects solar energy, electric energy converted from the solar energy is stored in the storage battery, and the storage battery supplies power to electrical appliances, so that the technical purpose of saving energy is achieved.
Drawings
Fig. 1 is a sectional view showing an internal structure of an ecological water filtering basin for water ecological restoration according to the present invention.
Description of reference numerals:
1. an ecological water filtering tank; 2. an aquatic layer; 3. a fine sand layer; 4. a biological sand layer; 5. an aeration layer; 6. an adsorption layer; 7. a drainage layer; 8. a double-shaft motor; 9. a central tube; 10. an air inlet pipe; 11. an exhaust pump; 12. a reflux tube; 13. an exhaust pipe; 14. a fibrous layer; 15. filtering with a screen; 16. an electromagnetic valve; 17. a sedimentation tank; 18. a grid plate; 19. a blow-off pipe; 20. a collection tank; 21. a flush tube; 22. a backwash pump; 23. a one-way valve; 24. A solar panel; 25. a drain pipe; 26. a sewage pump.
Detailed Description
The following description of the preferred embodiments and the accompanying drawings of fig. 1 are combined in detail.
An ecological water filtering tank for water ecological restoration, wherein the ecological water filtering tank 1 is divided into an aquatic layer 2, a fine sand layer 3, a biological sand layer 4, an aeration layer 5, an adsorption layer 6 and a drainage layer 7 from top to bottom through a plurality of porous plates, the porous plates only allow water to leak downwards, and an aeration device is arranged in the aeration layer 5;
emergent aquatic plants, floating plants and submerged plants are planted on the porous plate between the aquatic layer 2 and the fine sand layer 3, eutrophic substances such as N, P, heavy metal pollutants and the like in water are absorbed at different parts of roots, stems, leaves and the like of the aquatic plants under the combined action of microorganisms, algae and the aquatic plants formed in the water, so that the nutritional requirements of the aquatic plants are provided, the aim of purifying water quality is achieved, the biodegradation of organic pollutants can be accelerated by promoting the activity of rhizosphere microorganisms, macromolecular organic matters and a large amount of inorganic matters are isolated by fine sand in the fine sand layer 3, micromolecular organic matters and inorganic matters firstly enter the biological sand layer and are subjected to aerobic decomposition by aerobic bacteria in the biological sand layer 4, the biological sand layer 4 is composed of aerobic bacteria and fine sand carriers, the diameter of the fine sand carriers is 2-3mm, the fine sand carrier is convenient for the attachment and growth of aerobic bacteria, aerobic decomposition of organic matters or inorganic matters is carried out by the aerobic bacteria, macromolecular organic matters and a large amount of inorganic matters are decomposed by the aerobic bacteria after the micromolecular organic matters and the inorganic matters are decomposed, oxygen of the aerobic bacteria comes from the aeration device, residual impurities are adsorbed by zeolite or medical stone of the adsorption layer 7 after falling down, the impurities are adsorbed in the adsorption layer 6 in times, the adsorption layer 6 comprises a plurality of connecting plates in arc arrangement, the zeolite or medical stone is paved on the connecting plates, the connecting plates are porous plates, after sewage flows down, the zeolite or medical stone in the adsorption layer 6 not only realizes the adsorption effect on the impurities, but also rolls along with the flowing of water, gaps in the zeolite or medical stone are fully exposed, and the contact with the impurities is increased, the adsorption efficiency of zeolite or medical stone has been promoted, can realize intercepting the filtration of dirty takeover intraductal sewage to the black and odorous water anterior segment in river course through the drainage blanket discharge at last, aeration layer 5 in aeration equipment's top and below all are provided with a plurality of fibrous layers 14 along vertical staggered arrangement, fibrous layer 14 is formed by thick fibrous layer and thin fiber layer system, the bilateral symmetry on thin fiber layer is provided with thick fibrous layer, and thick fibrous layer is used for adsorbing large granule impurity, and thin fibrous layer is used for adsorbing small granule impurity.
An aeration device is arranged in the aeration layer 5, the aeration device comprises a double-shaft motor 8, a central pipe 9, an air inlet pipe 10, an exhaust pump 11, a rolling bearing 12 and an exhaust pipe 13, a support for keeping the double-shaft motor 8 stable is further arranged between the ecological water filtering tank 1 and the double-shaft motor 8, after the double-shaft motor 8 is started, two output shafts on the double-shaft motor 8 rotate, the central pipe 9 is used for connecting the air inlet pipe 10 with the output shafts of the double-shaft motor 8, the two output shafts of the double-shaft motor 8 are fixedly connected with the central pipe 9, an outer ring of the rolling bearing is sleeved and fixedly connected in the central pipe 9, an inner ring of the rolling bearing is fixedly connected with one end of the air inlet pipe 10, the central pipe 9 rotates along with the rotation of the output shaft of the double-shaft motor 8 under the, the other end of the air inlet pipe 10 penetrates through the side wall of the ecological water filtering tank and is fixedly connected with an exhaust pump 11, one end of an exhaust pipe 13 is symmetrically and penetratingly connected to the central pipe 9, the other end of the exhaust pipe 13 is of a closed structure, a plurality of exhaust holes are formed in the exhaust pipe 13 and the central pipe 9, the purpose of rotating while aerating is achieved through an upper aeration layer and a lower aeration layer, gas is uniformly distributed, after the gas is exhausted from the exhaust pipe 13, bubbles in the lower layer float to the position of the exhaust pipe 13 in the upper layer, and are cut through the exhaust pipe 13 in the upper layer, large bubbles are divided into a plurality of small bubbles, the number of the bubbles is increased, so that the aeration efficiency is increased, the gas discharged from the exhaust pipe 13 in the upper layer directly floats upwards, aerobic reproduction of aerobic bacteria is promoted, in addition, the exhaust pipe 13 is distributed vertically, so that small molecular organic, is convenient to contact with aerobic bacteria and carry out aerobic decomposition.
Be located be provided with on the ecological drainage pond 1 lateral wall of aquatic layer 2 with the sedimentation tank 17 that the pipe intercommunication was held in the dirty interception of river course black and odorous water body anterior segment, sedimentation tank 17 with be provided with grid 18 on the ecological drainage pond 1 lateral wall between the aquatic layer 2, most impurity is filtered under grid 18's effect, sedimentation tank 17 link up the intercommunication through blow off pipe 19 has the collecting pit 20 that is used for impurity collection, collecting pit 20 is used for collecting the impurity that filters through grid 18 in the sedimentation tank 17, be provided with dredge pump 26 on the blow off pipe 19, dredge pump 26 inhales the impurity in the sedimentation tank 17 to the collecting pit 20 in via blow off pipe 19, be provided with the refuse treatment mouth that is used for clearing up impurity on the collecting pit 20, collecting pit 20 with through washing pipe 21 through-connection between the drainage blanket 7, be provided with back flush pump 22 on the washing pipe 21, under the action of the back flush pump 22, filtered sewage in the drainage layer 7 enters the sedimentation tank 17 through the flushing pipe 21, impurities in the sedimentation tank 17 are migrated, the sedimentation tank 17 is cleaned, consumption of manpower and material resources caused by manual cleaning in the prior art is avoided, the flushing pipe 21 between the back flush pump 22 and the sedimentation tank 17 is further provided with the check valve 23, and impurities are prevented from entering the drainage layer 7 through the flushing pipe 21; the collecting tank 20 is in through connection with the sedimentation tank 17 through a counter-flow pipe 12, a filter screen 15 is arranged in the counter-flow pipe 12, sewage in the collecting tank 20 is filtered under the action of the filter screen 15, impurities are left in the collecting tank 20, the sewage in the collecting tank 20 flows back to the sedimentation tank 17 and then enters the ecological water filtering tank 1 for filtering, and secondary utilization of the sewage is achieved;
the side wall of the ecological water filtering pool 1, which is positioned on the drainage layer 7, is provided with a drainage pipe 25, an electromagnetic valve 16 is arranged in the drainage pipe 25, and sewage can be discharged after the electromagnetic valve 16 is opened, so that the controllability of sewage discharge is realized.
The ecological water filtering tank 1 is composed of a carbon steel mesh and expanded polystyrene, the expanded polystyrene is coated on the outer layer of the carbon steel mesh, the expanded polystyrene and the carbon steel mesh are used as the tank body of the ecological filtering tank, the stability of the ecological filtering tank is kept through the carbon steel mesh, and the expanded polystyrene achieves the technical purposes of low investment, low energy consumption and no secondary pollution.
The utility model discloses a solar energy saving device, including exhaust pump 11, dredge pump 26 double-shaft motor 8 solenoid valve 16 reaches back flush pump 22 all with on-off controller electric connection, on-off controller is used for controlling each switch with electrical apparatus, on-off controller and battery system electric connection, install battery and dc-to-ac converter in the battery system, on-off controller with battery electric connection, battery still electric connection has solar panel 24, collects solar energy through solar panel 24 to store the electric energy of solar energy conversion in the battery, for supplying power with electrical apparatus through the battery, thereby realized the technical purpose of energy saving, exhaust pump 11's model is: 4a12B25R 37; the dredge pump 26 is of the type: KCL-75102H; the type of the double-shaft motor 8 is as follows: GMP 28; the type of the electromagnetic valve 16 is: 2W 41; the backwash pump 22 is of the type: ISG 50-160; the model of the switch controller is as follows: MAM-100.
When the invention is used, the sedimentation tank 17 is communicated with the front-section pollutant intercepting and receiving pipe of the black and odorous water body of the river channel, and the black and odorous water enters the ecological water filtering tank 1 through the sedimentation tank 17, the control switches of the double-shaft motor 8 and the exhaust pump 11 on the switch controller are switched on, and the electromagnetic valve 16 is closed, at this time, the sewage filtered by the grating plate 18 is filtered in the ecological water filtering tank 1, after the filtering is finished, the electromagnetic valve 16 is opened, and the filtered sewage is discharged, when the pollutant in the sedimentation tank 17 reaches a certain amount, the back flush pump 23 and the sewage pump 26 are started to discharge the water in the drainage layer 7 into the sedimentation tank 17, and the pollutants in the sedimentation tank 17 are migrated to be discharged to the collection tank 20, and the water in the collection tank 20 is filtered by the filter screen 15, enters the sedimentation tank 17 through the counter-flow pipe 12 and then enters the ecological filter tank for filtering.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. An ecological water filtering tank for water ecological restoration is characterized in that the ecological water filtering tank (1) is divided into an aquatic layer (2), a fine sand layer (3), a biological sand layer (4), an aeration layer (5), an adsorption layer (6) and a drainage layer (7) from top to bottom through a plurality of porous plates, and an aeration device is arranged in the aeration layer (5);
a sedimentation tank (17) communicated with a front-section sewage intercepting and collecting pipe of a river black and odorous water body is arranged on the side wall of the ecological water filtering tank (1) on the aquatic layer (2), a grid plate (18) is arranged on the side wall of the ecological water filtering tank (1) between the sedimentation tank (17) and the aquatic layer (2), the sedimentation tank (17) is communicated with a collection tank (20) for collecting impurities through a drainage pipe (19), a drainage pump (26) is arranged on the drainage pipe (19), the collection tank (20) is communicated with the drainage layer (7) through a flushing pipe (21), a back flushing pump (22) is arranged on the flushing pipe (21), and a one-way valve (23) is also arranged on the flushing pipe (21) between the back flushing pump (22) and the sedimentation tank (17); the collecting tank (20) is communicated with the sedimentation tank (17) through a counter flow pipe (12), and a filter screen (15) is arranged in the counter flow pipe (12);
and a drain pipe (25) is arranged on the side wall of the ecological water filtering pool (1) positioned on the drainage layer (7), and an electromagnetic valve (16) is arranged in the drain pipe (25).
2. The ecological water filtering pond for water ecological restoration according to claim 1, wherein the ecological water filtering pond (1) is composed of a carbon steel net and expanded polystyrene, and the expanded polystyrene is coated on the outer layer of the carbon steel net.
3. The ecological water filtering pond for water ecological restoration according to claim 1, wherein the adsorption layer (6) comprises a plurality of connection plates arranged in an arch shape, the connection plates are all porous plates, and zeolite or medical stone is tiled on the connection plates.
4. An ecological water filtration basin for water ecological restoration according to claim 1, wherein the biological sand layer (4) is composed of aerobic bacteria and fine sand carriers, and the diameter of the fine sand carriers is 2-3 mm.
5. An ecological water filtering basin for water ecological restoration according to claim 1, characterized in that the perforated plate between the water layer (2) and the fine sand layer (3) is planted with emergent, floating and submerged plants.
6. The ecological water filtering tank for water ecological restoration according to claim 1, wherein an aeration device is arranged in the aeration layer (5), the aeration device comprises a double-shaft motor (8), a central pipe (9), an air inlet pipe (10), an exhaust pump (11), a rolling bearing and an exhaust pipe (13), two output shafts of the double-shaft motor (8) are fixedly connected with the central pipe (9), an outer ring of the rolling bearing is sleeved and fixedly connected in the central pipe (9), an inner ring of the rolling bearing is fixedly connected with one end of the air inlet pipe (10), the other end of the air inlet pipe (10) penetrates through the side wall of the ecological water filtering tank and is fixedly connected with the exhaust pump (11) through a three-way pipe, one end of the exhaust pipe (13) is symmetrically and in through connection with the central pipe (9), and the other end of the exhaust pipe (13) is of a closed structure, the exhaust pipe (13) and the central pipe (9) are provided with a plurality of exhaust holes.
7. An ecological water filtering tank for water ecological restoration according to claim 2, wherein a plurality of fiber layers (14) are arranged in the aeration layer (5) above and below the aeration device in a staggered manner along the longitudinal direction, the fiber layers (14) are made of thick fiber layers and thin fiber layers, and the thick fiber layers are symmetrically arranged on two sides of the thin fiber layers.
8. The ecological water filter tank for water ecological restoration according to claim 2, wherein the exhaust pump (11), the sewage pump (26), the dual-shaft motor (8), the electromagnetic valve (16) and the back washing pump (22) are all electrically connected with a switch controller, the switch controller is electrically connected with a storage battery system, a storage battery and an inverter are installed in the storage battery system, the switch controller is electrically connected with the storage battery, and the storage battery is also electrically connected with a solar panel (24).
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| CN201911135532.5A CN110963640A (en) | 2019-11-19 | 2019-11-19 | Ecological water filtering pond for water ecological restoration |
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| CN201911135532.5A CN110963640A (en) | 2019-11-19 | 2019-11-19 | Ecological water filtering pond for water ecological restoration |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114804542A (en) * | 2022-05-26 | 2022-07-29 | 中国科学院生态环境研究中心 | Ecological water filtering pond for water ecological restoration |
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