CN113666505A - Plastic module ecological floating island construction method - Google Patents
Plastic module ecological floating island construction method Download PDFInfo
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- CN113666505A CN113666505A CN202110965309.4A CN202110965309A CN113666505A CN 113666505 A CN113666505 A CN 113666505A CN 202110965309 A CN202110965309 A CN 202110965309A CN 113666505 A CN113666505 A CN 113666505A
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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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Abstract
The invention discloses a construction method of a plastic module ecological floating island, which relates to the technical field of environmental management, in particular to a construction method of a plastic module ecological floating island, and comprises the following operation steps: the method comprises the steps of detection before construction, construction preparation, launching and fixing of the ecological floating island and later maintenance, wherein the detection before construction refers to the collection and detection of water quality of a treatment place, the acquisition of local climate conditions and the screening of plants of the treatment place suitable for the floating island. According to the plastic module ecological floating island construction method, water quality and climate conditions are detected and analyzed in advance, floating island plants are screened, various local soil aquatic plants or amphibious plants are preferably and reasonably matched, the water quality and the climate conditions are suitable for the growth of the floating island plants, the effect of water quality treatment is improved, and meanwhile, insect pest resistance is improved through various plant matching treatment.
Description
Technical Field
The invention relates to the technical field of environmental management, in particular to a construction method of a plastic module ecological floating island.
Background
With the rapid development of economic society and the annual increase of urbanization rate, part of untreated industrial wastewater, domestic sewage and initial rainwater are discharged to urban artificial rivers. A large amount of rich nutrients and other harmful substances rapidly enter the artificial river to cause rapid propagation of algae and planktonic ecology, so that dissolved oxygen in a water body is rapidly consumed in a short period, the artificial river is lack of effective circulation and poor in reoxygenation capacity under external conditions, water quality is seriously deteriorated and black and odorous are caused, and finally the ecological system of the artificial river is seriously damaged, so that the original landscape performance of the artificial river is lost, and the normal life of urban residents is further influenced. Therefore, the key to the artificial river management is to construct the ecological system of the urban artificial river and recover the benign and sustainable ecological function of the urban artificial river. For many years, various scholars at home and abroad deeply research the river regulation technology and obtain remarkable results. At present, the ecological floating island is usually adopted to treat the river channel.
The ecological floating island is an artificial floating island which aims at eutrophic water quality and degrades the content of COD, nitrogen and phosphorus in water by utilizing the principle of ecological engineering. It can greatly raise water transparency, and can effectively improve water quality index, specially has good inhibiting effect for algae. The ecological floating island has the main effect of purifying water quality by absorbing eutrophic substances, such as total phosphorus, ammonia nitrogen, organic matters and the like, in water by using the root system of plants, so that the nutrition of the water body is transferred, and the phenomena of fishy smell and eutrophication of the water body caused by the insufficient sealing or self-circulation of the water body are reduced.
At present, when a biological floating island is built, generally, the floating island is directly built and aquatic plants are planted, an integral construction process flow is lacked, water quality and weather conditions are not analyzed in advance when the floating island is built, the floating island plants are easily mismatched with local water quality and environment, water quality treatment capacity is weak, meanwhile, natural enemy invasion possibly leads to death of the floating island plants due to the lack of local environment data, in addition, due to the lack of the integral construction process flow, all steps of building the floating island cannot be reasonably distributed, construction period is too long, and therefore the plastic module ecological floating island construction method is provided for solving the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a construction method of a plastic module ecological floating island, which solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a construction method of a plastic module ecological floating island comprises the following operation steps: the method comprises the steps of detection before construction, construction preparation, launching and fixing of an ecological floating island and later maintenance, wherein the detection before construction refers to the collection and detection of water quality of a treatment place, the acquisition of local climate conditions and the screening of plants of the treatment place suitable for the floating island;
the construction preparation refers to material purchase, ecological floating island selection, plant transplantation, plant fixation and ecological floating island combination;
the ecological floating island is launched and fixed, namely the ecological floating island is moved to the water surface and fixed;
and the later-stage maintenance refers to the segmented maintenance of the floating island plants in the growth period, the vigorous period and the withered period.
Preferably, the pre-construction detection specifically includes collecting and detecting water quality of a treatment place, acquiring local climate conditions, and analyzing and screening various plants suitable for planting the floating island by combining water quality conditions and the climate conditions, wherein the floating island plants include emergent aquatic plants, floating plants, submerged plants and flower land plants, and particularly, local aquatic plants or amphibious plants should be selected.
Preferably, the floating island plant can be calamus, cress, eclipta alba, canna, zephyr moss, cattail, eclipta alba, ginger flower, manglietia, cyperus serrata, edible tulip, wild yam, purple yam, loosestrife, rhizoma alismatis and calamus.
Preferably, the construction preparation specifically comprises:
material purchasing, namely purchasing the screened floating island plants, carriers, matrixes, ropes and cement required by planting;
selecting an ecological floating island, namely selecting the style of an artificial ecological floating island according to the water pollution condition and the weather condition, wherein the artificial ecological floating island comprises a wet floating island and a dry floating island, the wet floating island is in contact with plants, and the dry floating island is not in contact with the plants;
transplanting plants, namely vertically placing floating island plants into the space of an ecological island grid, and reasonably controlling the planting density;
the method comprises the following steps that plants are fixed, floating island plants are placed in an ecological floating island frame, planting baskets are arranged in the ecological floating island frame and fixed with the ecological floating island frame, a substrate is arranged among plant root systems, the plants are firmly fixed in the planting baskets, and the substrate can be sponge;
ecological chinampa combination, according to the design requirement with unit ecological island bars combination together, guarantee island bars buoyancy.
Preferably, the ecological floating island mainly comprises a plurality of floating island single rings, each floating island unit comprises an ecological floating bed and a planting basket, and the floating island units can be combined properly according to the design shape of the biological floating island.
Preferably, the launching and fixing of the ecological floating island specifically comprises:
moving the ecological floating island to the water surface, slightly moving the combined ecological floating island to the water surface, and performing a shaking test on the ecological floating island;
the biological floating island is fixed, the whole floating island is fixed at the designed position, and the whole floating island is connected and fixed with an object by a rope by adopting an underwater fixing method.
Preferably, the fixing method specifically comprises: one section of the rope is tied on a preset embankment fixing ring, the fixing ring is 1.5m under water, the biological island grid throws a preset water area, a certain length of rope is reserved according to the water depth, the reserved length exceeds at least 1.5m of the water depth, and then the other end of the rope is tied on the biological floating island; in order to ensure the stability of the biological floating island, the periphery is respectively fixed.
Preferably, the post-curing specifically comprises:
maintaining in the growing period, fertilizing according to the growth vigor, promoting the growth of plants, and preventing and treating plant diseases and insect pests;
maintaining in vigorous period, preventing diseases and insect pests, paying attention to ventilation, reasonably topdressing, and enhancing the growth vigor of plants;
maintaining in an withered period, removing withered branches and leaves in winter to avoid secondary pollution of a water body, then planting vegetation aquatic plants to maintain the landscape effect in winter, and simultaneously doing antifreezing work on the aquatic plants;
preferably, the aquatic vegetation may be cupressus, ryegrass and milk vetch.
The invention provides a construction method of a plastic module ecological floating island, which has the following beneficial effects:
1. according to the plastic module ecological floating island construction method, water quality and climate conditions are detected and analyzed in advance, floating island plants are screened, various local soil aquatic plants or amphibious plants are preferably and reasonably matched, the water quality and the climate conditions are suitable for the growth of the floating island plants, the effect of water quality treatment is improved, and meanwhile, insect pest resistance is improved through various plant matching treatment.
2. According to the plastic module ecological floating island construction method, steps of the floating island construction are reasonably divided, synchronous operation can be performed in multiple steps, the operation is simple and convenient, the construction period is short, the labor intensity of workers is reduced, and meanwhile, after plants are planted on the floating island, the floating island can be directly fixed on the water surface through the ropes and the fixing rings, water construction is not needed, the process is few, and the safety is remarkably improved.
3. According to the plastic module ecological floating island construction method, the combined floating island units are arranged, free combination can be carried out according to the area of a water area, meanwhile, the whole floating island is convenient to disassemble and assemble, the construction difficulty is further reduced, and the floating island unit main body is an ecological floating bed, so that the plastic module ecological floating island construction method is free of degradation, corrosion-resistant, non-toxic, long in service life and reusable.
Drawings
FIG. 1 is a schematic view of the overall construction process of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1, the present invention provides a technical solution: a construction method of a plastic module ecological floating island comprises the following operation steps: detection before construction, construction preparation, launching and fixing of the ecological floating island, and later maintenance,
the detection before construction refers to the collection and detection of water quality of a treatment place, the local climate condition is obtained, the treatment point is screened for suitable floating island plants, the water quality and the local climate condition are detected and analyzed in advance, the suitable floating island plants can be screened, and the water quality and the climate condition meet the growth of the floating island plants, so that the water quality treatment effect is ensured, the death probability of the floating island plants is reduced, and the water quality treatment cost is reduced.
The construction preparation refers to material purchase, ecological floating island selection, plant transplantation, plant fixation and ecological floating island combination;
the ecological floating island is launched and fixed, namely the ecological floating island is moved to the water surface and fixed;
and the later-stage maintenance refers to the segmented maintenance of the floating island plants in the growth period, the vigorous period and the withered period.
The detection before construction specifically comprises the steps of collecting and detecting water quality of a treatment place, acquiring local climate conditions, analyzing and screening various floating island plants suitable for planting by combining water quality conditions and the climate conditions, wherein the floating island plants comprise emergent aquatic plants, floating plants, submerged plants and flower terrestrial plants, and particularly, local aquatic plants or amphibious plants are selected, and various local and local aquatic plants or amphibious plants can be selected according to the water quality and the climate conditions for combined use, so that the water quality treatment capability is ensured, the pest resistance capability is improved, meanwhile, perennial herbaceous plants are used as much as possible, the later maintenance cost is reduced, external plant varieties are properly controlled, and biological invasion is prevented.
The floating island plants can be calamus, cress, yerbadetajo herb, canna, sphacelotheca, cattail, eclipta alba, ginger, red lotus seed, cyperus tenuifolia, arrowhead, wild taro, purple yam, loosestrife, rhizoma alismatis and calamus, plants with strong nitrogen and phosphorus removal capability are selected, the water quality treatment capability is further improved, in addition, the floating island plants can prevent sunlight from directly irradiating on the water surface, the photosynthesis of algae is weakened, and certain floating island plants also have the function of restraining the growth of the algae, so that the deterioration of water quality is delayed.
The construction preparation specifically comprises the following steps:
material purchasing, namely purchasing the screened floating island plants, carriers, matrixes, ropes and cement required by planting;
ecological chinampa selects, selects artificial ecological chinampa pattern according to water pollution condition and weather condition, artificial ecological chinampa includes the wet-type chinampa of water and plant contact and the dry-type chinampa of water and plant contact not, because dry-type chinampa does not contact with water, purification performance is relatively poor, and frameless wet-type chinampa's life is shorter, can rationally select the chinampa pattern according to local weather and water quality condition, required treatment ability, when guaranteeing chinampa water quality treatment ability, has improved the life of chinampa.
Plant transplantation, with the vertical space of putting into ecological island bars of chinampa plant to the planting density is controlled to the rational control, through scientific and reasonable control plant planting density, when satisfying plant self growth, has guaranteed the ability that water quality administers.
The method comprises the following steps that plants are fixed, floating island plants are placed in an ecological floating island frame, planting baskets are arranged in the ecological floating island frame and fixed with the ecological floating island frame, a substrate is arranged among plant root systems, the plants are firmly fixed in the planting baskets, and the substrate can be sponge;
ecological floating island combination, namely combining unit ecological island grids together according to design requirements to ensure the buoyancy of the island grids;
the ecological floating island mainly comprises a plurality of floating island single rings, each floating island unit comprises an ecological floating bed and a planting basket, the floating island units can be properly combined according to the design shape of the biological floating island, the combined floating island units can be freely combined according to the area of a water area, meanwhile, the whole floating island is convenient to disassemble and assemble, the construction difficulty is further reduced, and the main body of the floating island unit is the ecological floating bed, can not be degraded, is corrosion-resistant, is non-toxic and long in service life, and can be repeatedly used.
The ecological floating island launching and fixing method specifically comprises the following steps:
moving the ecological floating island to the water surface, slightly moving the combined ecological floating island to the water surface, and performing a shaking test on the ecological floating island;
the biological floating island is fixed, the whole floating island is fixed at the designed position, and the whole floating island is connected and fixed with an object by a rope by adopting an underwater fixing method.
The fixing method specifically comprises the following steps: one section of the rope is tied on a preset embankment fixing ring, the fixing ring is 1.5m under water, the biological island grid throws a preset water area, a certain length of rope is reserved according to the water depth, the reserved length exceeds at least 1.5m of the water depth, and then the other end of the rope is tied on the biological floating island; in order to ensure the stability of the biological floating island, the periphery of the biological floating island is fixed respectively, the steps of constructing the floating island are divided reasonably, synchronous operation can be carried out in multiple steps, the operation is simple and convenient, the construction period is short, the labor intensity of workers is reduced, and meanwhile, after plants are planted on the floating island, the floating island can be directly fixed on the water surface through ropes and fixing rings, the construction on the water is not needed, the process is few, and the safety is obviously improved.
The later maintenance specifically comprises the following steps:
maintaining in the growing period, fertilizing according to the growth vigor, promoting the growth of plants, and preventing and treating plant diseases and insect pests;
maintaining in vigorous period, preventing diseases and insect pests, paying attention to ventilation, reasonably topdressing, and enhancing the growth vigor of plants;
and (3) maintaining in an withered period, removing withered branches and leaves in winter to avoid secondary pollution of water, planting vegetation aquatic plants again to maintain the landscape effect in winter, simultaneously doing antifreezing work on the aquatic plants, maintaining floating island plants in a segmented manner to meet the growth conditions of all stages of the floating island plants, avoiding plant diseases and insect pests of the floating island plants, reducing the death probability of the floating island plants, reducing the water quality treatment cost, and further improving the water quality treatment capability.
The aquatic plants can be copper cash grass, ryegrass and milk vetch, when the floating island plants wither in winter, withered branches and leaves are removed, secondary pollution of water is avoided, and meanwhile, cold-resistant aquatic plants are planted in winter, and the capacity of treating the water in winter is guaranteed.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A construction method of a plastic module ecological floating island comprises the following operation steps: detection, construction preparation, ecological chinampa are launched and are fixed, later stage maintenance before the construction, its characterized in that:
the detection before construction refers to collecting and detecting the water quality of a treatment site, acquiring the local climate condition and screening the treatment site suitable for floating island plants;
the construction preparation refers to material purchase, ecological floating island selection, plant transplantation, plant fixation and ecological floating island combination;
the ecological floating island is launched and fixed, namely the ecological floating island is moved to the water surface and fixed;
and the later-stage maintenance refers to the segmented maintenance of the floating island plants in the growth period, the vigorous period and the withered period.
2. The construction method of the ecological floating island of plastic module according to claim 1, characterized in that: the detection before construction specifically comprises the steps of collecting and detecting water quality of a treatment place, acquiring local climate conditions, and analyzing and screening various plants suitable for planting the floating island by combining the water quality conditions and the climate conditions, wherein the floating island plants comprise emergent aquatic plants, floating plants, submerged plants and flower land plants, and particularly, local aquatic plants or amphibious plants should be selected.
3. The construction method of the ecological floating island of plastic module according to claim 2, characterized in that: the floating island plant can be rhizoma Acori Calami, herba Apii Graveolentis, Ecliptae herba, canna, Lawsonia inermis, rhizoma Helianthi, herba Hyperici Erecti, herba Cyperus Purpureae, Bulbus Iphigeniae Indicae, wild taro, purple yam, herba Lydrobii, Alismatis rhizoma, and rhizoma Acori Calami.
4. The construction method of the ecological floating island of plastic module according to claim 1, characterized in that: the construction preparation specifically comprises the following steps:
material purchasing, namely purchasing the screened floating island plants, carriers, matrixes, ropes and cement required by planting;
selecting an ecological floating island, namely selecting the style of an artificial ecological floating island according to the water pollution condition and the weather condition, wherein the artificial ecological floating island comprises a wet floating island and a dry floating island, the wet floating island is in contact with plants, and the dry floating island is not in contact with the plants;
transplanting plants, namely vertically placing floating island plants into the space of an ecological island grid, and reasonably controlling the planting density;
the method comprises the following steps that plants are fixed, floating island plants are placed in an ecological floating island frame, planting baskets are arranged in the ecological floating island frame and fixed with the ecological floating island frame, a substrate is arranged among plant root systems, the plants are firmly fixed in the planting baskets, and the substrate can be sponge;
ecological chinampa combination, according to the design requirement with unit ecological island bars combination together, guarantee island bars buoyancy.
5. The construction method of the ecological floating island of plastic module according to claim 4, characterized in that: the ecological floating island mainly comprises a plurality of floating island single rings, each floating island unit comprises an ecological floating bed and a planting basket, and the floating island units can be properly combined according to the design shape of the biological floating island.
6. The construction method of the ecological floating island of plastic module according to claim 1, characterized in that: the ecological floating island launching and fixing method specifically comprises the following steps:
moving the ecological floating island to the water surface, slightly moving the combined ecological floating island to the water surface, and performing a shaking test on the ecological floating island;
the biological floating island is fixed, the whole floating island is fixed at the designed position, and the whole floating island is connected and fixed with an object by a rope by adopting an underwater fixing method.
7. The construction method of the ecological floating island of plastic module according to claim 5, characterized in that: the fixing method specifically comprises the following steps: one section of the rope is tied on a preset embankment fixing ring, the fixing ring is 1.5m under water, the biological island grid throws a preset water area, a certain length of rope is reserved according to the water depth, the reserved length exceeds at least 1.5m of the water depth, and then the other end of the rope is tied on the biological floating island; in order to ensure the stability of the biological floating island, the periphery is respectively fixed.
8. The construction method of the ecological floating island of plastic module according to claim 1, characterized in that: the later maintenance specifically comprises the following steps:
maintaining in the growing period, fertilizing according to the growth vigor, promoting the growth of plants, and preventing and treating plant diseases and insect pests;
maintaining in vigorous period, preventing diseases and insect pests, paying attention to ventilation, reasonably topdressing, and enhancing the growth vigor of plants;
and (4) maintaining in the withered period, removing withered branches and leaves in winter to avoid secondary pollution of a water body, then planting vegetation aquatic plants to maintain the landscape effect in winter, and simultaneously doing antifreezing work on the aquatic plants.
9. The construction method of the ecological floating island of plastic module according to claim 8, characterized in that: the aquatic vegetation can be selected from herba Otteliae Alismoidis, Lolium Perenne and Astragalus sinicus.
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| CN202110965309.4A CN113666505A (en) | 2021-08-23 | 2021-08-23 | Plastic module ecological floating island construction method |
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| CN202110965309.4A Pending CN113666505A (en) | 2021-08-23 | 2021-08-23 | Plastic module ecological floating island construction method |
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