CN209872525U - Assembled filler block and assembled notch cuttype shore water wetland clean system - Google Patents
Assembled filler block and assembled notch cuttype shore water wetland clean system Download PDFInfo
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- CN209872525U CN209872525U CN201920305539.6U CN201920305539U CN209872525U CN 209872525 U CN209872525 U CN 209872525U CN 201920305539 U CN201920305539 U CN 201920305539U CN 209872525 U CN209872525 U CN 209872525U
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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
- 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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Abstract
The utility model discloses an assembled packing block, which comprises an assembling frame and N square packing block units embedded in the assembling frame; the filler block unit is internally provided with a containing cavity, and the upper surface and the lower surface of the filler block unit are provided with holes communicated with the containing cavity; and a packing layer, an ecological fiber layer and a hard screen layer are sequentially arranged in the accommodating cavity from top to bottom. The utility model also discloses an assembled step-type shore water wetland purification system, which comprises a step-type wetland purification system, wherein the step-type wetland purification system is provided with a step-type purification tank; the assembled filler block is laid in the purification tank; covering a soil layer on the assembled filler blocks; and aquatic plants are planted on the soil layer. The assembly type packing block of the utility model can be assembled on wet lands with different sizes; the assembly is flexible and simple; and can realize the replacement and the recovery of the filler blocks. The utility model discloses an accumulation and cyclic utilization of water resource can be realized to assembled notch cuttype waterfront clean system, and regeneration is convenient, with low costs.
Description
Technical Field
The utility model relates to a wetland clean system, in particular to assembled piece of packing and assembled notch cuttype shore water wet land clean system.
Background
At present, with the continuous development of economic society, the living standard of people is continuously improved, people put forward higher requirements on the living environment of the people, and an engineering concept of an assembly type building is presented. The prefabricated building is a building which is constructed by prefabricating and completing part or all of components in a factory, transporting the components to a construction site, and assembling the components in a reliable connection mode.
At present, the construction related technology of the artificial wetland is mature, and the artificial wetland can be divided into several types according to the difference of water flow modes: surface flow type artificial wetland, horizontal undercurrent type artificial wetland, vertical undercurrent type artificial wetland, composite flow artificial wetland and the like. However, the research on these artificial wetlands is common, the problem of wetland blockage is not solved fundamentally, the artificial wetlands are difficult to adapt to various complex natural disasters, the pollutant interception effect is limited, and in order to solve the problems, the core of main research is drawn by the design concept of the fabricated building: and (4) carrying out whole-set production on the single construction, and then assembling and applying the single construction to the engineering field. This patent provides a be applied to assembled notch cuttype shore water wetland clean system that riverway water matter purifies, has both improved the shore water wetland to the detention effect of pollutant, has also solved the jam problem that the wetland operation in-process produced, has still realized the retaining of riverway and the reuse function of water resource.
Disclosure of Invention
The utility model discloses a solve the technical problem that exists among the known art and provide one kind and can solve constructed wetland's jam problem and can high-efficiently get rid of the pollutant in the water again, can also adapt to the assembled piece of packing and assembled notch cuttype shore water wetland clean system of complicated ground condition.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: an assembled filler block comprises an assembling frame and N square filler block units embedded in the assembling frame; the filler block unit is internally provided with a containing cavity, and the upper surface and the lower surface of the filler block unit are provided with holes communicated with the containing cavity; and a packing layer, an ecological fiber layer and a hard screen layer are sequentially arranged in the accommodating cavity from top to bottom.
Further, the assembly frame is externally coated with a resin layer.
Further, the filler layer comprises a green zeolite filler layer, a coal cinder filler layer and/or a volcanic rock filler layer.
Further, the ecological fiber layer is a bamboo fiber layer.
Further, the hard screen layer is a stainless steel screen layer.
Further, the assembly frame is L-shaped, and three filler block units are embedded in the assembly frame.
The utility model also provides an assembled step-type shore water wetland purification system, which comprises a step-type wetland purification system, wherein the step-type wetland purification system is provided with a step-type purification tank; the assembled filler block is laid in the purification tank; covering a soil layer on the assembled filler blocks; and aquatic plants are planted on the soil layer.
Further, the device also comprises a water collecting system for collecting water to be purified, a pretreatment system for removing suspended matters in the water and a clarification tank for settling sand and stone particles in the water; and the water to be purified flows through the water collecting system, the pretreatment system, the stepped wetland purification system and the clarification tank in sequence.
Further, the pretreatment system comprises a grid zone, a facultative zone, and an aerobic zone; the grid area is provided with a plurality of layers of grids; the facultative zone and the aerobic zone are provided with solar aeration devices.
Furthermore, aquatic plants are planted on the solar aeration device.
The utility model has the advantages and positive effects that:
the assembly type packing block of the utility model adopts the assembly frame and the assembly structure of N square packing block units embedded in the assembly frame, and can be assembled on fields with different sizes; the assembly is flexible and simple; the outer coating resin layer of assembly frame of assembled packing piece still can realize the change and the recovery of packing piece on the basis of guaranteeing the environmental protection. The filler layer in the filler block unit is made of materials such as green zeolite, cinder and volcanic rock, the green zeolite, cinder and volcanic rock materials improve the strong adsorption effect of the assembled filler block on ammonia nitrogen and phosphorus, and can also be attached with some microorganisms to effectively remove rich nutrient elements in water in cooperation with the action of plants; the assembly frame of the assembly type packing block is L-shaped, and is convenient to align and lay.
The assembled step-type shore water wetland purification system of the utility model is characterized in that the step-type wetland purification system is provided with a step purification tank, the assembled filler blocks are laid in the step purification tank, and a soil layer is covered on the assembled filler blocks; aquatic plants such as reed, Siberian iris, grassleaf sweelflag rhizome and the like can be planted on the soil layer, so that the water body nitrogen and phosphorus interception agent has a good effect of intercepting nitrogen and phosphorus in a water body, effectively intercepts nitrogen and phosphorus in a river channel, and reduces the concentration of nitrogen and phosphorus in effluent.
The pretreatment system in the system can remove suspended substances in the water body and prevent the mixed filler layer from being blocked; effectively slowing down the flow velocity of the water body and ensuring the purification effect of the water purification treatment system in the rainfall or river flood season. The facultative area and the aerobic area in the pretreatment system are provided with solar aeration devices, and aquatic plants can be planted in the solar aeration devices to further remove nitrogen and phosphorus in water and promote the synergistic purification effect of plant-filler-microorganism.
Sediment in a clarification tank in the system carries sand particles through a wetland system, the hydraulic retention time is prolonged, and the transparency of effluent and the concentration of pollutants reach the standard.
The utility model discloses an assembled notch cuttype shore water wetland clean system can realize the accumulation and the cyclic utilization of water resource, has characteristics such as the treatment effeciency height, regeneration facility, low cost, environmental benefit are good.
Drawings
FIG. 1 is a schematic structural view of the fabricated packing block of the present invention;
FIG. 2 is a cross-sectional view of a packing block unit in the fabricated packing block of the present invention;
FIG. 3 is a top plan view of the assembled stepped waterfront purification system of the present invention;
FIG. 4 is a side sectional view of the assembled stepped waterfront purification system of the present invention;
fig. 5 is a schematic structural diagram of the stepped wetland purification system of the invention.
In the figure: 1-a river channel, 2-a timber pile, 3-a water inlet pipeline, 4-a water inlet booster pump station, 5-a water outlet pipeline, 6-a pretreatment system, 7-a grid area, 8-a facultative area, 9-an aerobic area, 10-a purification tank A, 11-a purification tank B, 12-a purification tank C, 13-a clarification tank, 14-an ecological bank slope, 15-a peripheral greenbelt, 16-a collecting tank, 17-a water through hole, 18-a cinder assembled filler block, 19-a volcanic assembled filler block, 20-a green zeolite assembled filler block, 21-a soil layer, 22-a waterfront bank slope, 23-a step-type gabion layer, 24-a step-type wetland purification system, 25-a coarse grid, 26-a fine grid, 27-a water retaining partition plate, 28-a solar aeration pump, 29-Siberian iris, 30-reed, 31-grassleaf sweelflag rhizome, 32-assembled filler blocks, 33-filler block units, 34-assembled frames and 35-hard screens; 36-ecological fiber layer, 37-filler layer.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments are listed and will be described in detail with reference to the accompanying drawings:
referring to fig. 1 to 5, an assembled packing block 32 includes an assembly frame 34 and N square packing block units 33 embedded therein; the filler block unit 33 is internally provided with a containing cavity, and the upper surface and the lower surface of the filler block unit are provided with holes communicated with the containing cavity; and a packing layer 37, an ecological fiber layer 36 and a hard screen layer are sequentially arranged in the accommodating cavity from top to bottom. By adopting the assembling structure of the assembling frame 34 and the N square packing block units 33 embedded in the assembling frame, the assembling can be carried out on fields with different sizes; the assembly is flexible and simple. The assembly frame 34 may be L-shaped, and three of the packing block units 33 may be embedded therein. The L-shaped assembly frame 34 is convenient to align and lay. The filler block unit 33 can be formed by pouring concrete and diatomite in a mixed mode. The mounting frame 34 may be made of a lightweight material. Such as low carbon steel, PVC, etc. The hard screen layer may be formed of a hard screen 35 made of stainless steel or the like. The hard sieve layer in the filler block unit can be directly embedded into the filler block unit body when the filler block unit body is manufactured, and pressed or poured together, or an annular shoulder can be arranged at the bottom of the filler block unit body; a hard screen layer is placed on the shoulder.
Further, the assembly frame 34 may be coated with a resin layer. The assembly frame 34 of the assembly type packing block 32 is coated with a resin layer, so that the packing block can be replaced and recovered on the basis of ensuring environmental protection.
Further, the packing layer 37 may include a green zeolite packing layer, a cinder packing layer, and/or a volcanic rock packing layer. The filler layer 37 in the filler block unit 33 may be a filler layer made of materials such as green zeolite, coal cinder, volcanic rock, etc., and the filler layer 37 may be made of one material, or a mixture of several materials, or multiple layers, each layer being made of different materials. The packing layers of the green zeolite, the coal slag and the volcanic rock materials can improve the strong adsorption effect of the assembled packing blocks 32 on ammonia, nitrogen and phosphorus, and microorganisms can be attached to the surfaces of the green zeolite, the coal slag and the volcanic rock to effectively remove rich nutrient elements in water under the synergistic action of plants.
Further, the ecological fiber layer 36 may be a bamboo fiber layer. The ecological fiber layer 36 is ecological and environment-friendly, can be attached with some microorganisms, and effectively removes the rich nutrient elements in the water under the synergistic action of the microorganisms and the plants.
Further, the hard mesh layer may be a stainless steel mesh layer. The steel hard screen layer with a small aperture is paved at the bottom of the packing block unit 33, so that the silt is filtered, and the large-particle silt is prevented from entering the accommodating cavity.
The utility model also provides an embodiment of an assembled stepped waterfront purification system, which comprises a stepped wetland purification system 24, wherein the stepped wetland purification system 24 is provided with a stepped purification tank; the assembled filler block 32 is laid in the purification tank; covering a layer of earthen material 21 on top of said fitted filler blocks 32; aquatic plants are planted on the soil layer 21. The upper layer of the assembled filler block 32 is a soil layer 21, aquatic plants such as reed 30, Siberian iris 29 and rhizoma acori graminei 31 can be planted on the soil layer 21, the plants have strong tolerance to the environment and strong comprehensive absorption and enrichment capacity to nutrient elements such as nitrogen and phosphorus in a water body, and the purpose is to remove the nutrient elements in the water body; the stepped purification tank may comprise a plurality of purification tanks arranged in a stepped manner; for example, as shown in fig. 5, the purification device sequentially comprises a purification tank a10, a purification tank B11 and a purification tank C12 from top to bottom; each purifying tank can be paved with assembled filler blocks 32 of different filling materials; the purifying tank A10 can be paved with an assembled filler block 32 of which the filler layer 37 is made of green zeolite material; the purifying tank B11 can be paved with an assembled filler block 32 of which the filler layer 37 is made of coal cinder material; the purification tank C12 can be paved with packing layers 37 which are assembled packing blocks 32 made of volcanic rock materials. The packing layer 37 is an assembled packing block made of cinder material and can be called the cinder assembled packing block 18; the packing layer 37 is a fabricated packing block made of volcanic material and can be called a volcanic fabricated packing block 19; the packing layer 37 is a fabricated packing block made of green zeolite material and can be called as a green zeolite fabricated packing block 20.
Further, the assembled step-type shore water purification system can be built according to the size of the river channel 1, and can also comprise a water collecting system for collecting water to be purified, a pretreatment system 6 for removing suspended matters in the water and a clarification tank 13 for settling sand and stone particles in the water; the water to be purified can flow through the water collection system, the pretreatment system 6, the stepped wetland purification system 24 and the clarifier 13 in sequence.
Wherein, the water collecting system for collect treat the water that purifies, the water collecting system can set up facilities such as collecting vat 16 for collect ecological bank slope 14 and peripheral greenery patches 15 catchments, ecological bank slope 14 and peripheral greenery patches 15 catchments when more, when the water level reaches a take the altitude, accessible top layer flow gets into in the collecting vat 16, reaches the take the altitude through permeating water the hole get into assembled shore wetland when rivers, carries out the effective interception of nitrogen phosphorus.
During the rich period, the water flow flows into the pretreatment system 6 through the height-adjustable collecting tank 16, and during the open period and the dry period, the water in the river is pumped into the pretreatment system 6 by the water inlet booster pump station 4.
The pretreatment system 6 may include a grid zone 7, a facultative zone 8, and an aerobic zone 9; the grid area 7 can be provided with a plurality of layers of grids; the main purpose of the grating area 7 is to remove larger suspended substances in the water and prevent the artificial filler medium from being blocked; the facultative zone 8 and the aerobic zone 9 can be provided with solar aeration devices, aquatic plants can be planted on the solar aeration devices, and a certain amount of microorganism adsorbent is added into the facultative zone 8 and the aerobic zone 9, so that the aeration quantity of the water body is increased, and the nitrogen and phosphorus in the water body are removed under the coordination of plant, filler and microorganisms.
The water treated by the stepped wetland purification system 24 flows into the clarification tank 13, and sand and stone particles carried in the water can be effectively settled, so that the hydraulic retention time is prolonged, and the water flow speed is slowed down; along with the gradual rise of the liquid level, the liquid is pumped out by a water outlet pressurizing pump station after reaching the limit value and flows into the river channel 1 along the pipeline. Fully realizes the 'retention' effect of the assembled stepped wetland purification system on the water body.
The structure and the working principle of the present invention will be further explained below with reference to a preferred embodiment of the present invention:
fig. 1 is a schematic structural diagram of a fabricated packing block 32 of the present invention, and fig. 2 is a sectional view of a packing block unit in the fabricated packing block of the present invention. The assembled filler block 32 mainly adopts a filler block unit 33 made of diatomite as a carrier, and the external size of the filler block unit 33 is as follows: the length, width and height are 292cm, 292cm and 300 cm; packing block unit 33 internal cavity size: the length, width and depth are 180cm x 300cm, the bottom is fixed with a hard screen 35, the diameter of the mesh can be 0.1 cm-0.5 cm, ecological fibers are laid on the hard screen 35 of the filler block unit 33, the three filler block units 33 form a group, the filler block units are placed on an L-shaped assembly frame 34 and can be made of hard low-carbon steel, and the assembly frame 34 is coated with a resin layer.
Fig. 3 is a top view of the assembled stepped waterfront purification system of the present invention. The system is designed to be 30m in length and is provided with a water inlet booster pump station 4, a water outlet booster pump station, a water inlet pipeline 3 and a water outlet pipeline 5, wherein the pipe diameter of the water inlet pipeline 3 is 0.35m, a step-shaped gabion layer 23 is arranged at a water outlet of a river channel 1, timber piles 2 with the thickness d being 6cm and the height h being 40-50cm are laid at intervals of 1cm at the bottom end of the step-shaped gabion layer 23, the laying length distance is 40m, water flows enter a pretreatment system 6 through the water inlet pipeline 3, a grid area 7 of the pretreatment system 6 is 1.5m long and 5m wide, a facultative area 8 is 2.5m long and 5m wide, an aerobic area 9 is 2.5m long and 5m wide, the water flows enter an assembled step-shaped wetland system, the step-shaped purification pool is divided into three layers, is a step-shaped square purification pool with the side length of 5m, a clarification pool 13 is 4m wide and the length is 5 m. The diameter of the water outlet pipeline 5 is 0.4m, and the length is 3.4 m. The length of the collecting groove 16 is 30m, the width is 1.2m, the inner diameter width is 1.0m, water through holes 17 can be formed in the positions, 0.3m away from the highest layer of wetland, of the side walls of the collecting groove 16 and the grid area 7, the hole diameter is a square hole, the length is 0.4m, and the width is 0.2 m. The ecological bank slope 14 is 30m in length and 3.5m in width. Beside the stepped wetland system and the pretreatment system 6 may be a peripheral green land 15.
Fig. 4 is a side sectional view of the assembled stepped waterfront purification system of the present invention. The ladder-shaped gabion layer 23 is 30m long and 2.0m wide, and is stacked from the bottom of the river to be flush with the shore slope 22, the shore slope 22 is set to be ladder-shaped, and each step has an average width of about 20cm and a height of about 10 cm. The width of the waterfront wet land slope 22 is 3.4 m.
Fig. 5 is a schematic structural diagram of the stepped wetland purification system 24 of the present invention, illustrating a schematic diagram of an assembled stepped wetland. In the stepped purification tank of the stepped wetland purification system 24, assembled filler blocks 32 of different filler materials such as cinder, volcanic rock, green zeolite and the like are laid. Three different plants were selected: siberian iris 29, reed 30 and calamus, wherein the laying distance of three plants on the high-humidity ground is 30cm per plant, and the thickness of the wetland soil layer is 30 cm. The distance between the three stepped wetlands and the top end of the last wetland is 30 cm. In the pretreatment system 6, a steel coarse grid 25 (grid thickness is 50mm) and a steel fine grid 26 (grid thickness is 9mm) are respectively arranged at the grid regions 71/3 and 2/3, organic glass baffles are respectively arranged at positions 150cm and 400cm away from the initial end of the pretreatment system 6, the heights of the baffles are respectively 40cm and 30cm, aeration discs of a solar aeration device are laid at the bottom ends of the central positions of the facultative zone 8 and the aerobic zone 9, and a solar panel is adopted for supplying power to ensure the normal operation of an aeration pump 28 and the like of the aeration device.
River water is input into the pretreatment system 6 through the water inlet pipeline 3 by the water inlet booster pump station 4, suspended substances in a water body are primarily intercepted by the grid area 7, the problem of wetland filler blockage is solved, the flow rate of the water body is effectively slowed down, the purification effect of the stepped wetland purification system 24 is guaranteed, the water body flows into the facultative area 8 and the aerobic area 9 through the grid area 7, relevant microorganism adsorbents for removing nitrogen and phosphorus are added into the facultative area 8 and the aerobic area 9, solar aeration devices are installed in the facultative area 8 and the aerobic area 9, oxygen is provided for the water body environment through the aeration pump 28, an environment suitable for living is provided for the water body microorganisms, and the synergistic removal effect of the plant-filler-microorganisms on the nitrogen and phosphorus is promoted.
Water uniformly flows into the stepped wetland purification system 24 through the pretreatment system 6 under the action of gravity, and sequentially flows into a purification tank A10, a purification tank B11 and a purification tank C12, wherein the purification tanks are subsurface wetland, clay is paved at the bottom of the purification tanks to prevent water body leakage, aquatic plants such as Siberian iris 29, reed 30 and rhizoma acori graminei 31 can be respectively planted in the purification tank A10, the purification tank B11 and the purification tank C12, assembled filler blocks 32 of different filling materials can be paved in each purification tank, and a filler layer 37 can be paved in the purification tank A10 and is a cinder assembled filler block 18 made of cinder materials; the purifying pool B11 can be paved with a filler layer 37 which is a volcanic assembled filler block 19 made of volcanic material; the purification tank C12 can be paved with packing layer 37 which is green zeolite fabricated packing block 20 made of green zeolite material. Under the synergistic action of plant-filler-microorganism, nitrogen, phosphorus and other rich nutrient elements in the water body are effectively removed, wherein the grain diameters of the cinder filler layer, the volcanic filler layer and the green zeolite filler layer are 1-2cm, and microorganisms can be attached to the surfaces of the cinder, volcanic and green zeolite materials, so that the aim of removing phosphorus in the water body and converting ammonia nitrogen in the water into nitrate substances for plant growth is mainly achieved.
After being treated by the stepped wetland purification system 24, the water body flows into the clarification tank 13 along with the weight flow, and suspended substances remained in the water continue to settle, so that the purification effect of the water body is effectively improved; when the clarification tank 13 reaches a certain water level, the treated river water enters the river again through the water outlet booster pump station and the water outlet pipeline 5; realizing the recycling of water resources.
During the rainfall, ecological bank slope 14 catchments more, and when the water level reached a take the altitude, accessible top layer flow got into the collecting vat 16 in, and in rivers reached a take the altitude through water hole 17 entering pretreatment systems 6, carry out the effective interception of nitrogen phosphorus.
Along with the increase of the operation time, the wetland filler is gradually blocked, the assembly type filler blocks 32 can be taken out in time, the filler layers 37 in the filler block units 33 are replaced and then are put into the wetland again, the timely regeneration of the filler layers 37 in the filler block units 33 in the wetland is realized, the continuous operation of the wetland is ensured, and the nitrogen and phosphorus in the river water body are efficiently removed. Assembled notch cuttype shore water wetland clean system based on assembled building theory can be through the synergism of plant and assembled filler piece 32 many times, nitrogen phosphorus in the water has apparent removal effect, this pretreatment systems 6 is on the basis of getting rid of water suspended substance, the water aeration volume has been increased, hydraulic retention time has been prolonged, provide comparatively suitable living environment for throwing the bacterial strain, guarantee that assembled notch cuttype wetland carries out abundant biological reaction, its built-in packing layer 37 of assembled filler piece 32 can in time be updated and regeneration, guarantee that this shore water wetland clean system controls middle and long-term effective operation in river course 1, compare in the former water quality condition, use this assembled notch cuttype shore water wetland clean system nitrogen phosphorus interception clearance and can improve more than 20%.
The above-mentioned embodiments are only used for illustrating the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, the scope of the present invention should not be limited by the embodiment, that is, all equivalent changes or modifications made by the spirit of the present invention should still fall within the scope of the present invention.
Claims (10)
1. An assembled filler block is characterized by comprising an assembling frame and N square filler block units embedded in the assembling frame; the filler block unit is internally provided with a containing cavity, and the upper surface and the lower surface of the filler block unit are provided with holes communicated with the containing cavity; and a packing layer, an ecological fiber layer and a hard screen layer are sequentially arranged in the accommodating cavity from top to bottom.
2. The fabricated filler block of claim 1, wherein the fabricated frame is overwrapped with a resin layer.
3. The fabricated filler block of claim 1, wherein the filler layer comprises a green zeolite filler layer, a cinder filler layer, and/or a volcanic filler layer.
4. The fabricated filler block of claim 1, wherein the ecological fiber layer is a bamboo fiber layer.
5. The fitted filler block of claim 1, wherein the hard mesh layer is a stainless steel mesh layer.
6. The fabricated filler block of claim 1, wherein the fabricated frame is L-shaped, having three of the filler block units embedded therein.
7. An assembled stepped waterfront purification system is characterized by comprising a stepped wetland purification system, wherein the stepped wetland purification system is provided with a stepped purification tank; the assembled filler blocks of any one of claims 1 to 6 are paved in the purification tank; covering a soil layer on the assembled filler blocks; and aquatic plants are planted on the soil layer.
8. The assembled stepped waterfront purification system of claim 7, further comprising a water collection system for collecting water to be purified, a pretreatment system for removing suspended matter from the water, and a clarifier for settling sand and stone particles in the water; and the water to be purified flows through the water collecting system, the pretreatment system, the stepped wetland purification system and the clarification tank in sequence.
9. The fabricated stepped waterfront purification system of claim 8, wherein the pretreatment system comprises a grid section, a facultative section, and an aerobic section; the grid area is provided with a plurality of layers of grids; the facultative zone and the aerobic zone are provided with solar aeration devices.
10. The fitted stepped waterfront purification system of claim 9, wherein aquatic plants are planted on the solar aeration device.
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| CN201920305539.6U CN209872525U (en) | 2019-03-12 | 2019-03-12 | Assembled filler block and assembled notch cuttype shore water wetland clean system |
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| CN201920305539.6U CN209872525U (en) | 2019-03-12 | 2019-03-12 | Assembled filler block and assembled notch cuttype shore water wetland clean system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109879435A (en) * | 2019-03-12 | 2019-06-14 | 天津大学 | A kind of assembled packing block and assembled step type waterfront wetland purification system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879435A (en) * | 2019-03-12 | 2019-06-14 | 天津大学 | A kind of assembled packing block and assembled step type waterfront wetland purification system |
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