Summary of the invention
The object of the present invention is to provide a kind of landscape water comprehensive treatment system and method, to solve the above problems.
A kind of landscape water comprehensive treatment system is provided in an embodiment of the present invention, has comprised river course, river course is from upstream to downstream and sets gradually suspended solid garbage barrier net, mud settling tank, aeration tank, river levee and aquatic organism district; Above-mentioned comprehensive treatment system also comprises pump station and waterplant district, and pump station is arranged on the side of river levee towards aeration tank; In aquatic organism district, cultivate and have water microorganisms and the hydrocoles that can remove residual organic matter; In waterplant district, plant be implanted with can degradation of organic substances waterplant, and waterplant district is arranged on the bank in aquatic organism district.
The method that uses the landscape water comprehensive treatment system providing in above-described embodiment to carry out the landscape water comprehensive regulation is also provided embodiments of the invention, operates in accordance with the following steps:
First landscape water passes through suspended solid garbage barrier net, removes suspended solid wherein, then passes through mud settling tank, removes silt wherein;
In the water after mud settling tank, add the chemical agent that can remove algae, remove algae wherein;
Then in aeration tank by aeration aerating, make to be full of in water oxygen;
Water behind aeration tank is being extracted waterplant district near river levee place by pump station, except anhydrating the residual organism of middle part;
Water, behind waterplant district, enters aquatic organism district through gravity flow, except residual organism in anhydrating, the landscape water being purified.
The view By Comprehensive Treatment For Waste Water system of the above embodiment of the present invention, by garbage barrier net, mud settling tank, aeration tank, river levee, pump station, aquatic organism district and waterplant district are reasonably arranged, utilize the cleaning action of its each several part, not only make the source of pollution such as suspended solid, organism in water progressively be removed, and make landscape water in rapid flow state, finally in water, set up ecological balanced system, realized the thorough purification to landscape water.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Embodiment
The embodiment of the present invention provides a kind of landscape water comprehensive treatment system on the one hand, referring to Fig. 1, comprises river course 9, is from upstream to downstream and sets gradually suspended solid garbage barrier net 1, mud settling tank 2, aeration tank 3, river levee 4 and aquatic organism district 6 in described river course 9; Comprehensive treatment system also comprises pump station 5 and waterplant district 7, and wherein, pump station 5 is arranged on the side of river levee 4 towards aeration tank 3; In aquatic organism district 6, cultivate and have water microorganisms and the hydrocoles that can remove residual organic matter; In waterplant district 7, plant be implanted with can degradation of organic substances waterplant, and waterplant district 7 is arranged on the bank 8 in aquatic organism district 6.
The view By Comprehensive Treatment For Waste Water system that the embodiment of the present invention provides, by garbage barrier net, mud settling tank, aeration tank, river levee, pump station, aquatic organism district and waterplant district are reasonably arranged, utilize the cleaning action of its each several part, not only make the source of pollution such as suspended solid, organism in water progressively be removed, and make landscape water in rapid flow state, finally in water, set up ecological balanced system, realized the thorough purification to landscape water.
Further, pump station 5 provides power by wind energy or sun power.Utilize wind energy or sun power to provide power for pump station 5, natural energy source use, in the improvement of landscape water, is overcome in correlation technique and utilized electric energy that power is provided, the drawback that working cost is high, therefore, in actual landscape water disposing, obtained effective utilization.
Further, pump station 5 is in the zygomorphy setting in described river course 9.Pump station 5 is provided with to be beneficial in the zygomorphy in river course 9 water in river course is risen to bank fast.
Further, waterplant district 7 is arranged on the two sides in aquatic organism district 6 simultaneously.Two banks in aquatic organism district 6 all arrange waterplant district 7, and the transudation that is conducive in two sides, river course water conservancy to rising to the bank sorption to nitrogen phosphorus and soil with waterplant purifies.
Further, suspended solid garbage barrier net 1 comprises large-meshed net and fine-structure mesh, and described large-meshed net is arranged on the upstream of described fine-structure mesh, and the mesh size of large-meshed net is 20cm × 20cm, and the mesh size of fine-structure mesh is 5cm × 5cm.The mesh size of large-meshed net is larger, can tackle large suspended substance, and the mesh size of fine-structure mesh is less, can tackle little suspended substance,, realize the interception of the floating matter to being greater than 5cm in water, thereby water has been purified the cooperatively interacting of upstream and downstream by large-meshed net and fine-structure mesh.The cooperation of large-meshed net and fine-structure mesh has improved the removal efficiency of suspended substance, has extended the work-ing life of garbage barrier net.
Further, suspended solid garbage barrier net 1 adopts nylon material to make.Compared with the trash rack that uses metallic substance to make in correlation technique, suspended solid garbage barrier net of the present invention adopts nylon material to make, make garbage barrier net have advantages of lightweight, cost is low, corrosion-resistant and long service life.
Further, mud settling tank 2 adopts permeable grid, and permeable grid be parallel to the water surface install, in permeable grid, each little lattice are of a size of 2cm × 2cm.When the current that contain small-particle and silt are during through mud settling tank 2, water can see through, and silt is because the Intercepting effects of grid starts landing herein.Be piled up in the bottom in river course, in the time that the silt of piling up is many, silt removed from bottom, river course.Thereby suppress the release of the nutritive element such as nitrogen, phosphorus in mud and increased the pollution to water body.
Further, the 1/2-1/3 that the fitting depth of permeable grid is the depth of water.Can accelerate the precipitation of fine particle (as large dust granules) or silt, improve purification rate.
The embodiment of the present invention provides on the other hand a kind of and has utilized above-mentioned landscape water comprehensive treatment system to carry out the method for the landscape water comprehensive regulation, operates in accordance with the following steps:
Step 1, first view sewage enter through suspended solid garbage barrier net 1, utilizes its interception function to remove solid floating matter, such as Plastic Bottle, leaf, branch, pasture and water bits etc., makes landscape water seem cleaner; Then water passes through mud settling tank 2 again, utilizes the interception function of mud settling tank 2 to remove sand grain wherein.
Step 2, the water of having removed the large solid particulate such as floating matter and silt moves on along river course subsequently, using chemical harnessing method is mainly that Xiang Shuizhong adds chemical agent, remove some organism and algae, to administering owing to containing the eutrophication pollution that a large amount of nutritive elements such as nitrogen, phosphorus causes in water.After the suspended substance in water and silt are removed, then add chemical agent in water, more effective to the removal meeting of organism and algae etc., wherein, chemical agent can use at least one in copper sulfate and chlorinated lime.
Step 3, after algae and most of organism in utilizing chemical agent to remove to anhydrate, water, through aeration tank 3 oxygenations, makes to be full of oxygen in water, for organism in water provides enough oxygen.
Step 4, the water behind aeration tank 3 is being extracted bank near river levee 4 places by pump station 5, and then water enters waterplant district 7 through gravity flow, utilizes sorption and the soil filtration effect of waterplant to nitrogen phosphorus, except anhydrating the residual organism of middle part.
Water behind aeration tank 3 in the time flowing near river levee 4 place, extracted waterplant district 7 by pump station 5.In the embodiment of the present invention, can water first be risen to bank with pump station 5, then water enters waterplant district 7 through gravity flow.In this step, first, by the effect of pump station 5, make landscape water there is higher flow velocity and flow, make the poor landscape water of immobilising, self detergent power originally in a swiftly flowing state, improve self detergent power, reduced the pollution probability of landscape water, for the thorough purification of landscape water provides necessary basis.Simultaneously, water after Chemical treatment, still contain the organism of part difficult degradation, after water enters in waterplant district 7 through gravity flow effect, due in waterplant district 7, plant be implanted with can degradation of organic substances waterplant, such as plants such as primrose class, jade hairpin class and Astilbes in moisture absorption plant, make from containing the organic water of a small amount of nitrogen phosphorus, utilize in soil filtration effect and plant-growth the sorption of the elements such as nitrogen phosphorus is purified.
Step 5, water, behind waterplant district 7, enters aquatic organism district 6 through gravity flow, utilizes the cleaning action of the ecosystem that water microorganisms and hydrocoles set up in water, except residual organism in anhydrating, the landscape water being purified.
Water, after the cleaning action in waterplant district 7, wherein also contains the organism of part difficult degradation, in order to remove these organism, final thoroughly purifying landscape water, and in water, set up ecological balanced system, and make landscape water can keep long-term decontamination effect improving, in the downstream of river levee 4, aquatic organism district 6 is set.In aquatic organism district 6, cultivate some water microorganisms that can improve water quality and hydrocoles, utilize the decomposition utilization of water microorganisms to hardly degraded organic substance, purify water.Simultaneously, cultivate some hydrocoles in this region, also be conducive to the removal to hardly degraded organic substance, the existence of hydrocoles simultaneously, bring vigor and vitality to landscape water, for the content of each material in equilibrium water, there is important effect, because, the existence of hydrocoles makes to have occurred in water a food chain: algae-planktonic organism-hydrocoles, make to set up an ecosystem in water, and be conducive to the speed of generation and the consumption of accelerating material, make water occur life, thereby reduced contaminated probability.In the embodiment of the present invention, in order to increase appreciative value and the economy of landscape water, the hydrocoles of selecting is variegated carp fish, silver carp fish, bighead and tilapia.
By the improvement method of above-mentioned landscape water, realize the thorough purification of water.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.