CN111995064A - Ecological pond for water body treatment - Google Patents
Ecological pond for water body treatment Download PDFInfo
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- CN111995064A CN111995064A CN202010854744.5A CN202010854744A CN111995064A CN 111995064 A CN111995064 A CN 111995064A CN 202010854744 A CN202010854744 A CN 202010854744A CN 111995064 A CN111995064 A CN 111995064A
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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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
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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
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
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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
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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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
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/008—Mobile apparatus and plants, e.g. mounted on a vehicle
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention provides an ecological pond for water body treatment, which comprises: the pond comprises a pond body, a plurality of partition pieces and a plurality of water inlet and outlet, wherein the pond body is divided into at least three purification ponds which are connected in series by the partition pieces; the aeration devices are respectively arranged in the purification tank at the head end and the purification tank at the tail end; the microbial agent is respectively put into the purification tank at the head end and the purification tank at the tail end, and comprises nitrobacteria and photosynthetic bacteria; the bacteriostatic agent is put in the middle purifying tank; and the ecological floating bed is arranged on the purification tanks respectively. The invention solves the problems that the water body of the river or the lake polluted by the industrial wastewater is eutrophicated and the ecological balance is damaged.
Description
Technical Field
The invention relates to the technical field of water body treatment, in particular to an ecological pond for water body treatment.
Background
Along with the rapid development of cities, personnel gathering and industrial scale production, a large amount of domestic sewage and industrial wastewater are produced, sewage which is not completely treated finally converges into a river channel or a lake, huge nutrition load is brought to the river channel and the lake, the eutrophication of the river channel and the lake is serious, the water hyacinths grow excessively, the river channel is blocked, aquatic animals and plants are difficult to grow normally, the ecological balance is destroyed, a series of serious ecological problems are caused, huge pressure is brought to the ecological environment, and the healthy sustainable development of the cities is influenced.
Disclosure of Invention
In order to overcome the defects of the prior art, an ecological pond for water body treatment is provided so as to solve the problem that the ecological balance is destroyed due to eutrophication of the water bodies of rivers or lakes polluted by industrial wastewater.
In order to achieve the above object, there is provided an ecological pond for water body treatment, comprising:
a pond body;
the pond comprises a pond body, a plurality of partition pieces and a plurality of water inlet and outlet, wherein the pond body is divided into at least three purification ponds which are connected in series by the partition pieces;
the aeration devices are respectively arranged in the purification tank at the head end and the purification tank at the tail end;
the microbial agent is respectively put into the purification tank at the head end and the purification tank at the tail end, and comprises nitrobacteria and photosynthetic bacteria;
the bacteriostatic agent is put in the middle purifying tank; and
and the ecological floating bed is used for intercepting suspended matters, and the purification tanks are respectively provided with the ecological floating bed.
Further, the depth of the purification tank gradually increases from the purification tank at the head end to the purification tank at the tail end.
Further, the partition is a fence.
Further, the nitrifying bacteria include Bacillus deodorizer and Bacillus subtilis.
Further, the photosynthetic bacteria are rhodopseudomonas palustris.
Further, the bacteriostatic agent comprises enterococcus faecalis and lactobacillus acidophilus.
Furthermore, the ecological floating bed comprises a suspension framework, a fixing net coated on the suspension framework and floating plants planted in the suspension framework.
Furthermore, artificial aquatic plants are hung on the fixing net at the lower part of the suspension framework.
Further, fish and mussels are bred in the purification tank at the head end and the purification tank at the tail end.
Further, emergent aquatic plants are planted along the shore of the purification tank at the head end and the purification tank at the tail end.
The ecological pond for water body treatment has the advantages that the ecological pond for water body treatment is partitioned in the pond body through the partition pieces to form the relatively independent purification ponds (reaction regions) which are connected in series, the aeration devices are arranged in the purification pond at the head end and the purification pond at the tail end to mix microbial agents to obtain the aerobic reaction regions, the bacteriostatic agents are put between the aerobic reaction regions to obtain the anaerobic reaction regions and/or facultative anaerobic reaction regions, the ecological floating bed adsorbs planktons in water to purify water bodies, and the ecological floating bed has strong adsorption capacity on nutrient salts through the redox reaction of microbes to purify the water bodies and reduce the pollution load of sewage on ponds, lakes and rivers.
Drawings
Fig. 1 is a schematic structural view of an ecological pond for water body treatment according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of an ecological floating bed according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Fig. 1 is a schematic structural view of an ecological pond for water body treatment according to an embodiment of the present invention, and fig. 2 is a schematic structural view of an ecological floating bed according to an embodiment of the present invention.
Referring to fig. 1 and 2, the present invention provides an ecological pond for water body treatment, including: the ecological floating bed comprises a pond body 1, a partition 2, an aeration device 3, a microbial agent, a bacteriostatic agent and an ecological floating bed 4.
Specifically, a plurality of spacers 2 are installed in the pond body 1. The pond body 1 is divided into at least three purification ponds connected in series by a plurality of partition members 2. In this embodiment, the purification tank includes head end purification tank a, middle purification tank b, middle purification tank c, tail end purification tank d that end to end in proper order. Each partition 2 is formed with a notch 20.
In this embodiment, the pond body is the rectangle, and the quantity that separates the piece is three, and every separates the width direction setting of piece along the pond body respectively, divides the pond body into four purification tanks. The pond body 1 is provided with a sewage inlet and a water outlet. The sewage inlet is communicated with the purification tank a at the head end, and the water outlet is communicated with the purification tank d at the tail end. The sewage flows in the purification direction (shown by solid arrows in fig. 1) from the sewage inlet to sequentially flow through the head-end purification tank a, the middle purification tank b, the middle purification tank c and the tail-end purification tank d, and finally, purified water is discharged from the water outlet.
The bacteriostatic agent is put in the middle of the purification tank b and the purification tank c.
Each purification tank is provided with an ecological floating bed 4. The ecological floating bed 4 is used for intercepting suspended matters in water.
The ecological pond for water body treatment is characterized in that the ecological pond body is partitioned by the partition pieces to form relatively independent purification ponds (reaction regions) which are connected in series, aeration devices are arranged in the purification pond at the head end and the purification pond at the tail end, microbial agents are mixed to obtain aerobic reaction regions, bacteriostatic agents are put between the aerobic reaction regions to obtain anaerobic reaction regions and/or facultative anaerobic reaction regions, the ecological floating bed adsorbs planktons in water to purify water bodies, and the ecological floating bed has strong adsorption capacity on nutrient salts through the redox reaction of microorganisms to purify sewage and reduce the pollution load of the sewage on ponds, lakes and rivers.
When the ecological pond for water body treatment is implemented, firstly, the bottom topography of the pond is reformed to ensure that the water depth of each purifying pond reaches more than 2.5m, and the pond body is equally divided into four purifying ponds. According to the water quality difference of different sewage and the area size of pond body, can suitably reduce the quantity of middle purifying ponds, can keep a middle purifying pond, reduce the land used scale.
The depth of the purification tank gradually increases from the purification tank a at the head end to the purification tank d at the tail end.
Furthermore, the bottom of each purifying pool is of a structure with a certain gradient or step shape, each step is kept to be 2-3m wide, and the height difference is 0.2-0.5m, so that the self-flow of water can be realized in the later period, and the operation cost is reduced.
In the present embodiment, the partition 2 is an enclosure. Specifically, the enclosure is a waterproof PVC flexible ecological enclosure, and the enclosure forms a water flow runway.
The length of the enclosure is 2/3 of the length of each purification tank, 1/3 of the remaining length is used as a gap 20 (as a water outlet), the enclosures are connected through a plastic rope, the upper part of the enclosure is filled with a foam float, and the bottom of the enclosure is provided with an iron chain for matching. In order to keep the ecological enclosure stable, the enclosure is fixed by a galvanized steel pipe pile.
The enclosure is arranged to select a floater with the diameter of 20cm, so that the intercepting effect is guaranteed, meanwhile, galvanized steel pipes with the diameter of 8cm are driven into the pond body to be fixed, the length of each galvanized steel pipe is 2 times of the water depth, every 5m galvanized steel pipe is driven, and the part, exposed out of the water, of each galvanized steel pipe keeps the height of about 1 m.
As a better implementation mode, a barb is additionally arranged at the part of the galvanized steel pipe floating out of the water surface, and the nylon rope can be bound on the barb to be connected with the enclosure, so that the stability of the enclosure is ensured.
The aeration devices are arranged in the purification tanks at the head end and the tail end of the pond body, and the microbial agents are thrown in the aeration area, so that the microorganisms are propagated in large quantity, and the reduction of the nutritive salt in the tail water is realized by utilizing the rapid propagation and metabolism functions of the microorganisms.
When aeration is carried out, according to the aeration range, an aeration device (aerator) of 5m is generally arranged, a microorganism bacterium agent slow-release generating device can be additionally arranged beside the aeration device, and the added bacterium agent is slowly released into an aerated water body at a certain speed, so that the mixing uniformity is ensured, and the microorganism achieves the effect of continuously purifying the water body.
According to the function of the purification tank, the types of the microbial agents added into the purification tank are different. Nitrobacteria and photosynthetic bacteria are mainly added into the purification tank at the head end and the purification tank at the tail end, the nitrobacteria mainly comprise some deodorized bacillus and bacillus subtilis, and the photosynthetic bacteria are mainly rhodopseudomonas palustris, so that the growth and the conversion efficiency of microorganisms are accelerated. In the purification tank at the head end and in the purification tank at the tail end
In the middle purifying tank, oxygen is not enough, bacteriostatic agents such as enterococcus faecalis and lactobacillus acidophilus can be added, the tank bottom environment of the anaerobic reaction zone is improved, and peculiar smell is eliminated.
The ecological floating bed 4 comprises a suspension framework 41, a fixing net coated on the suspension framework 41 and floating plants 42 planted in the suspension framework 41. The artificial aquatic plants 43 are hung on the fixed net at the lower part of the suspension framework 41. An ecological floating bed is laid on the water surface of each purifying pond, artificial aquatic plants are hung below the ecological floating bed to form a three-dimensional ecological floating bed, and the detention time of water flow is prolonged.
Set up ecological bed of floating in every purifying tank, ecological bed of floating upper portion plants adsorption efficiency reinforce, and artificial pasture and water is laid to the flourishing aquatic plant of root system in the beneath perpendicular to rivers direction of bed of floating, realizes the preliminary interception to the tail water suspended solid. Meanwhile, the artificial aquatic weed has a loose and porous structure on the surface and is suitable for attachment of microorganisms to form a biomembrane device, the microorganisms propagate in a large amount by utilizing oxygen in the oxygen-enriched water body, the microorganism biomembrane automatically falls off along with disturbance of the aeration device to the water body, takes away part of granular organic debris, and is cooperated with floating bed plants to absorb nitrogen and phosphorus nutritive salts in the water body to degrade pollutants;
in this embodiment, the suspension skeleton of ecological bed of floating chooses the preparation of PVC pipeline for use. The fixed net is a nylon fishing net. The whole ecological floating bed is similar to a sandwich structure, and two layers of fixing nets are paved on the upper part and the lower part of a suspension framework made of PVC pipelines. Floating plants are planted between the two layers of fixed nets. The upper layer of fixing net is a fishing net with a large aperture of phi 5cm, and the lower layer of fixing net is a nylon net pocket bottom with a aperture of phi 1cm or so. Floating plant water hyacinth or pistia stratiotes is planted in a floating bed frame made of nylon mesh, and the planting density is kept at 30-40 plants/m2The upper part of the plant is covered by a large-aperture fishing net to prevent floating plants from spreading everywhere, and the plants need to be harvested regularly.
The lower part of the ecological floating bed is hung with 10cm long-strip-shaped artificial aquatic weeds, the distance between every two artificial aquatic weeds is 10-20 cm, and the average hanging rate is 50 hangers/m2100 hanging/m2Can suitably increase artifical pasture and water density according to the pond pollution condition, artifical pasture and water area and ecological superficial bed area ratio are 1: 1, a tile counterweight is added under the artificial float grass to ensure that the artificial float grass can be vertical to the bottom of the pool. Cement stone piers are additionally arranged around the ecological floating bed, and the ecological floating bed is connected by cold-drawn steel rods to fix the ecologyA floating bed.
The ecological floating bed is generally arranged on the bank side, a rope can be connected with the ecological floating bed, and the ecological floating bed can be pulled to the bank side by the rope at any time, so that the ecological floating bed is convenient to manage.
Aquatic animals such as fishes and hyriopsis cumingii are cultured in the purifying pond a at the head end and the purifying pond d at the tail end, and emergent aquatic plants are arranged along the shore of the peripheral pond. The aquatic animals mainly comprise fishes and local freshwater mussels, the feeding quantity of the silver carps and the bighead carps is kept at 3:1, and the feeding density is 40-60 fish/mu; the throwing quantity of the snails and the freshwater mussels is kept at 2: 1, the stocking density is controlled to be 6-8 kg/mu, and emergent aquatic plants such as cattail, acorus calamus, iris falcatus, saxifrage and the like are planted around the purification tank, so that pollutants can be reduced, and the landscape effect of the purification tank can be enhanced.
Meanwhile, some silver carps and bighead carps which eat phytoplankton and snails and mussels which are benthic and feed are also cultivated in each purifying pond, so that the treatment of the biofilm falling off from the artificial aquatic weeds is enhanced, the material circulation speed and the energy conversion efficiency are increased, and the water quality is purified.
It should be noted that the structures, ratios, sizes, and the like shown in the drawings attached to the present specification are only used for matching the disclosure of the present specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical essence, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the invention is to be defined by the scope of the appended claims.
Claims (10)
1. An ecological pond for water body treatment, comprising:
a pond body;
the pond comprises a pond body, a plurality of partition pieces and a plurality of water inlet and outlet, wherein the pond body is divided into at least three purification ponds which are connected in series by the partition pieces;
the aeration devices are respectively arranged in the purification tank at the head end and the purification tank at the tail end;
the microbial agent is respectively put into the purification tank at the head end and the purification tank at the tail end, and comprises nitrobacteria and photosynthetic bacteria;
the bacteriostatic agent is put in the middle purifying tank; and
and the ecological floating bed is used for intercepting suspended matters, and the purification tanks are respectively provided with the ecological floating bed.
2. The ecological pond for water body treatment according to claim 1, wherein the depth of the purification pond gradually increases from the purification pond at the head end to the purification pond at the tail end.
3. The ecological pond for water body remediation of claim 1 wherein said partition is a fence.
4. The ecological pond for water body remediation of claim 1, wherein the nitrifying bacteria comprise bacillus deodorizer and bacillus subtilis.
5. The ecological pond for water body treatment according to claim 4, wherein the photosynthetic bacteria are Rhodopseudomonas palustris.
6. The ecological pond for treatment of water bodies of claim 1, wherein the bacteriostatic agent comprises enterococcus faecalis and lactobacillus acidophilus.
7. The ecological pond for water body treatment according to claim 1, wherein the ecological floating bed comprises a suspension framework, a fixing net coated on the suspension framework and floating plants planted in the suspension framework.
8. The ecological pond for water body treatment according to claim 7, wherein artificial aquatic weeds are hung on the fixing net at the lower part of the suspension framework.
9. The ecological pond for water body remediation of claim 1, wherein fish and mussels are housed in the purification ponds at the head end and in the purification ponds at the tail end.
10. The ecological pond for water body treatment according to claim 1, wherein emergent aquatic plants are planted along the shore of the purification pond at the head end and the purification pond at the tail end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010854744.5A CN111995064A (en) | 2020-08-24 | 2020-08-24 | Ecological pond for water body treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010854744.5A CN111995064A (en) | 2020-08-24 | 2020-08-24 | Ecological pond for water body treatment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111499095A (en) * | 2020-04-15 | 2020-08-07 | 东南大学 | Aquaculture tail water treatment system and operation method thereof |
| CN117342732A (en) * | 2023-10-29 | 2024-01-05 | 江苏省海洋水产研究所 | Ectopic ecological treatment method and device for tail water of aquaculture pond |
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| CN111268855A (en) * | 2020-01-15 | 2020-06-12 | 浙江亲水园生物科技有限公司 | Liquid fertilization treatment method for pig farm urine-soaked manure wastewater |
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| KR100703890B1 (en) * | 2006-05-26 | 2007-04-04 | (주)에코데이 | Plant for high concentration wastewater treatment by anaerobic and aerobic digestion |
| CN101607778A (en) * | 2009-08-06 | 2009-12-23 | 北京师范大学 | A kind of A 2The water body purification method of/O type artificial floating island |
| CN103073161A (en) * | 2013-02-01 | 2013-05-01 | 天津大学 | Multi-stepped agricultural non-point source aerobic-facultative ecological pond system |
| CN203960012U (en) * | 2014-07-11 | 2014-11-26 | 梁皓钦 | A kind of sewage purification system |
| CN204643970U (en) * | 2015-03-25 | 2015-09-16 | 浩蓝环保股份有限公司 | A kind of ecological floating island of sun power pollution administration water body |
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| CN111499095A (en) * | 2020-04-15 | 2020-08-07 | 东南大学 | Aquaculture tail water treatment system and operation method thereof |
| CN117342732A (en) * | 2023-10-29 | 2024-01-05 | 江苏省海洋水产研究所 | Ectopic ecological treatment method and device for tail water of aquaculture pond |
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