CN102433857B - Ecological type artificial coast with functions of pollution controlling and coast body self cleaning - Google Patents
Ecological type artificial coast with functions of pollution controlling and coast body self cleaning Download PDFInfo
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- CN102433857B CN102433857B CN201110445987.4A CN201110445987A CN102433857B CN 102433857 B CN102433857 B CN 102433857B CN 201110445987 A CN201110445987 A CN 201110445987A CN 102433857 B CN102433857 B CN 102433857B
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Abstract
The invention discloses an ecological type artificial coast with functions of pollution controlling and coast body self cleaning. A construction method of the ecological type artificial coast comprises the following steps of: taking the sea level as the datum plane, marking the height at the bottom of the artificial coast to be -2.5m, marking the height at the top of the artificial coast to be 5.5m, and marking the gradient to be 1:1.5; setting a water-permeable layer at the horizontal position of two sides of a coast main body; setting ecological type coast body materials above and at the bottom of the water-permeable layer; setting a biological energy type wave dissipating block at the surface of the ecological type coast body material at one side facing to the sea, so that a surface layer at one side of the artificial coast facing to the sea is formed; setting a surface layer facing to the coast at the surface of one side facing to the coast; setting a soil filling layer and a plant filling layer on the top of the coast main body; and further setting a submerged dike and an artificial fish shelter at the side facing to the sea. Therefore, the pollution to the sea water can be effectively controlled, and the building of the coast water surface ecology, the slope surface ecology and the coast top ecology can be realized.
Description
Technical field
The invention relates to the coast protection structure, be specifically related to a kind of have to control pollute and the ecological type artificial seashore of bank body self-purification function.
Background technology
Along with the continuous increase of land demand, reclaiming land around sea becomes alleviates land resources important channel in short supply.The coastal development intensity that National Bureau of Oceanography in 2008 carries out, immediate offshore area Multiple environmental quality and marine ecology vulnerable areas appraisal result show that along the coastline manually changes index and reach 0.38.The most of water front in Bohai Sea Gulf has been artificial water front, as Tianjin nature water front, all disappears, and is the artificial water front such as extra large gear, dykes and dams, harbour.Although reclaiming land around sea has effectively been alleviated the contradiction of construction land deficiency in the economic development, but natural seashore has also been brought huge pressure to seashore natural environment and the ecosystem by artificial reconstructed, as Coastal Ecosystem degeneration, marine environmental pollution aggravation, important fishery resources destruction, seashore natural landscape destruction etc.Therefore, construct the artificial seashore with ecological functions and just seem most important.
At present, for recovery and the structure of littoral zone ecological functions, carried out excessive quantity research both at home and abroad and made certain gains.Having much representational engineering has man made dike technology, artificial marine habitat and protects beach technology, soil remediation technology, water body recovery technique, plant seed selection and culture technology etc., for the repair and reconstruction Coastal Eco-environment provides technical support.Wherein, in conjunction with Saline-alkali Field Control technology and vegetation restoration and reconstruction technology, be the basis of heavily salted area, strand ecological reconstruction, the U.S. has also developed the technology such as the irrigation desalinization of soil by flooding or leaching, closed drainage at this point.Although both at home and abroad, to the existing many engineerings of the protection of littoral zone and achievement in research, these technological achievements are often paid attention to the protection of seashore beach, and the research and practice that the ecological functions of cement, the artificial seashore of concretize are built also seldom.
With ecological type artificial seashore constructing technology similar also have the ecological revetment technology, both at home and abroad ecological protection and stable aspect considerable patent has also appearred.The human hairs such as Zhao Guiyuan understand a kind of ecological protection method for high steep side slope (CN101696574A), can suppress soil erosion, maintaining ecological balance, and applicable high steep and unsettled domatic.Liu Linuo has designed a kind of side slope ecological protection structure (CN201053121), it is characterized in that planting bag is staggered stacked along slope surface, up and down, reinforce the connection by the link buckle between the adjacent planting bag in left and right, make plant stable self-sow on planting bag.Ye Jianjun utilizes the dry fragment of noxious plant resource Eichhornia crassipes for the slope afforestation plant blanket (CN201048485) that dry plant base system becomes, and can effectively prevent the soil erosion of side slope, for plant provides sufficient nutrition.Above-mentioned these ecological protection methods or structure have advantage and characteristics separately, but all are not suitable for coastal area, and do not relate to pollution control or pollute the control effect limited.
Summary of the invention
The objective of the invention is to overcome the shortcoming and defect of prior art, a kind of artificial seashore with the pollution controlled and bank body self-purification function is provided, thereby build a kind of ecological type artificial seashore of receiving tide and improving coastal ecology, raising environmental benefit that has.
The present invention is achieved by following technical solution.
A kind of have control to pollute and the ecological type artificial seashore of bank body self-purification function, comprise the seashore main body 7 of trapezium structure, it is characterized in that, take sea level as datum, the elevation of bottom-2.5m of artificial seashore, top absolute altitude 5.5m, the gradient is 1:1.5; Lay pervious layer 4 on the seashore main body 7 of trapezoidal artificial seashore, the horizontal length of pervious layer 4 is 7m, thick 0.4m, and pervious layer 4 extends upwardly to the surface of the coastwise main body of an end that seashore main body 7 is joined the top that approaches the seashore main body; Reach bottom and be provided with environmental bank body material 3 above pervious layer 4; Be provided with on the surface of the environmental bank body material (3) of the side that borders on the sea that give birth to can type Wave-dissipating block 5, giving birth to can type Wave-dissipating block 5 thick 0.8m, forms the border on the sea surface course of a side of artificial seashore; In Harbor, the surface of the environmental bank body material 3 of one side is provided with Harbor surface course 8, and Harbor surface course 8 is that porous material and nonwoven build; At the top of seashore main body 7, be provided with banket, vegetable layer 6, the thick 1m that bankets, vegetable layer is saline alkali tolerant plant;
Described pervious layer 4 is that building stones or concrete block build;
Described environmental bank body material 3 is zeolite, modified alta-mud, porous activated carbon and catalysis material, and this bank body material is wrapped up and be placed in gabion by geotextiles, successively fill;
Described giving birth to can have pore structure and good wave absorption performance is arranged by type Wave-dissipating block 5, and internal layer is that porous aggregate fills;
In the side that borders on the sea, be provided with submerged breakwater 1 apart from artificial seashore 10m place, submerged breakwater 1 top absolute altitude-0.5m, bottom width 3m, be trapezoidal trench structure, adopts rubble to build;
Be provided with artificial marine habitat 2 between submerged breakwater 1 and artificial seashore, in artificial marine habitat 2, be provided with macro.
Describedly banket, the saline alkali tolerant plant of vegetable layer 6 is Suaeda salsa, Chinese tamarisk, prairie milk vetch or alfalfa.
Described artificial marine habitat 2 can be set to as the case may be 2～7 and not wait.
The invention has the beneficial effects as follows, built a kind of ecological type artificial seashore of receiving tide, improving coastal ecology, raising environmental benefit function that has, effectively seawater is polluted to control, realized that seashore water surface ecology, domatic ecology and bank push up ecological structure.
The accompanying drawing explanation
Fig. 1 is the structural representation of ecological type artificial seashore of the present invention.
In figure, Reference numeral is as follows:
1------submerged breakwater 2------artificial marine habitat
3------environmental bank body material 4------pervious layers
5------give birth to can type Wave-dissipating block 6------banket, vegetable layer
7------seashore main body 8------Harbor surface courses
The specific embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Build the ecological type artificial seashore on the trapezoidal mole of Tianjin economic zone, mole one side borders on the sea, and opposite side is basin.Using sea level as datum, and the gradient of artificial seashore is 1:1.5, elevation of bottom-2.5m, top absolute altitude 5.5m, seawater mean water 2.56m, mean high water level (M.H.W.L.) 4.3m, mean low water 0.5m.
As shown in Figure 1, lay pervious layer 4 on the seashore main body 7 of trapezoidal artificial seashore, pervious layer 4 use building stones or concrete block build, and the horizontal length of pervious layer 4 is 7m, and elevation of bottom is 2.6m, thick 0.4m.Environmental bank body material 3 is laid in the top of pervious layer 4 and bottom, comprises zeolite, modified alta-mud, porous activated carbon and catalysis material, and environmental bank body material is wrapped up and be placed in gabion by geotextiles, successively fill.The present invention pollutes control on the bank slope between artificial seashore low water stage and high water level, and when water level reduces, seawater passes through environmental bank body material 3 under Action of Gravity Field, then is flowed back to through the country by pervious layer 4, forms and pollutes controlled circulation.Environmental bank body material is to have the environmental material of self-purification function as catalysis material, can be degraded to some pollutant; Simultaneously, environmental bank body material has pore structure, can be used as biological carrier, and the pollutant in seawater is carried out to biodegradation.
The side bank volume surrounding that borders on the sea adopts gives birth to and can be built into by type Wave-dissipating block 5, and giving birth to type Wave-dissipating block 5 thickness to be 0.8m, has pore structure and has good wave absorption performance, and internal layer fills with porous aggregate.The bank body structure of Harbor one side is basically identical with the bank body structure of the side that borders on the sea, and because basin one side wave wave is less, the outside does not arrange gives birth to energy type Wave-dissipating block, and internal layer is still filled environmental bank body material, and skin is built into Harbor surface course 8 with stone.
The side that borders on the sea, arrange submerged breakwater 1 apart from pervious layer 10m place, and the trapezoidal trench structure that submerged breakwater 1 is top absolute altitude-0.5m, bottom width 3m, build with rubble.The effect of submerged breakwater 1 is decay Wave energy or change its direct of travel, can reduce the erosion that bank body material is subject to wave, and trench structure is compared and had better evanescent wave energy efficiency with other structure.Simultaneously, be provided with artificial marine habitat 2 between submerged breakwater 1 and artificial seashore, artificial marine habitat 2 can be set to as the case may be 2～7 and not wait, transplant macro in artificial marine habitat 2, submerged breakwater 1 pore structure own can be used as the marine organisms substrata, makes between submerged breakwater 1 and artificial marine habitat 2 to form the algae field.
Artificial seashore high water level top for banketing, vegetable layer 6, the 1m that bankets, plant saline alkali tolerant plant, comprises Suaeda salsa, Chinese tamarisk, prairie milk vetch, alfalfa etc.By collecting rainwater and taking other supplementary fresh water measure to collect fresh water, fresh water, by the drip irrigation water distribution, guarantees that plant needs the water requirement, makes it have ecological functions and Function of Landscaping.
Ecological type artificial seashore correlation technique parameter: the wide 4.4m of dam crest, absolute altitude 6.5m, ramp slope 1:2.9; Pervious layer horizontal length 7m, thick 0.4m, elevation of bottom 2.6m; The thick 0.8m of Wave-dissipating block; The shallow levee crown standard laid down by the ministries or commissions of the Central Government is high-0.5m, and bottom width 3m, apart from dykes and dams 10m.
Claims (3)
1. one kind has and control to pollute and the ecological type artificial seashore of bank body self-purification function, comprises the seashore main body (7) of trapezium structure, it is characterized in that, take sea level as datum, the elevation of bottom-2.5m of artificial seashore, and top absolute altitude 5.5m, the gradient is 1:1.5; At the upper pervious layer (4) of laying of the seashore main body (7) of trapezoidal artificial seashore, the horizontal length of pervious layer (4) is 7m, thick 0.4m, pervious layer (4) extends upwardly to the surface of the coastwise main body of an end that seashore main body (7) is joined the top that approaches the seashore main body; Top and bottom at pervious layer (4) are provided with environmental bank body material (3); Be provided with on the surface of the environmental bank body material (3) of the side that borders on the sea that give birth to can type Wave-dissipating block (5), giving birth to can the thick 0.8m of type Wave-dissipating block (5), forms the border on the sea surface course of a side of artificial seashore; In Harbor, the surface of the environmental bank body material (3) of one side is provided with Harbor surface course (8), and Harbor surface course (8) is that porous material and nonwoven build; At the top of seashore main body (7), be provided with banket, vegetable layer (6), the thick 1m that bankets, vegetable layer is saline alkali tolerant plant;
Described pervious layer (4) is that building stones or concrete block build;
Described environmental bank body material (3) is zeolite, modified alta-mud, porous activated carbon and catalysis material, and this bank body material is wrapped up and be placed in gabion by geotextiles, successively fill;
Described giving birth to can have pore structure and good wave absorption performance is arranged by type Wave-dissipating block (5), and internal layer is that porous aggregate fills;
In the side that borders on the sea, be provided with submerged breakwater (1) apart from artificial seashore 10m place, submerged breakwater (1) top absolute altitude-0.5m, bottom width 3m, be trapezoidal trench structure, adopts rubble to build;
Be provided with artificial marine habitat (2) between submerged breakwater (1) and artificial seashore, in artificial marine habitat (2), be provided with macro.
2. control to pollute according to having of claim 1 and the ecological type artificial seashore of bank body self-purification function, it is characterized in that, describedly banket, the saline alkali tolerant plant of vegetable layer (6) is Suaeda salsa, Chinese tamarisk, prairie milk vetch or alfalfa.
3. according to the ecological type artificial seashore with the pollution controlled and bank body self-purification function of claim 1, it is characterized in that, described artificial marine habitat (2) can be set to as the case may be 2～7 and not wait.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110445987.4A CN102433857B (en) | 2011-12-28 | 2011-12-28 | Ecological type artificial coast with functions of pollution controlling and coast body self cleaning |
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| CN201110445987.4A CN102433857B (en) | 2011-12-28 | 2011-12-28 | Ecological type artificial coast with functions of pollution controlling and coast body self cleaning |
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| CN102433857A CN102433857A (en) | 2012-05-02 |
| CN102433857B true CN102433857B (en) | 2014-01-08 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103063819A (en) * | 2013-01-04 | 2013-04-24 | 天津大学 | Application method of indoor simulation device for migration and conversion of pollutant in artificial shore zone |
| CN103114557A (en) * | 2013-02-28 | 2013-05-22 | 天津大学 | Ecotypic artificial coast structure with self-purifying function |
| CN108643122B (en) * | 2018-04-24 | 2020-07-03 | 中国海洋大学 | Vegetation and artificial dike combined energy dissipation dike and construction method thereof |
| CN109258540B (en) * | 2018-11-09 | 2022-04-19 | 贵州工程应用技术学院 | Artificial fish reef material and method for preparing fish reef by using same |
| CN113265980A (en) * | 2021-05-27 | 2021-08-17 | 中国电建集团华东勘测设计研究院有限公司 | Multifunctional ecological seawall system |
| CN117266090B (en) * | 2023-11-23 | 2024-02-06 | 上海勘测设计研究院有限公司 | Coastal zone structure with storm prevention and ecological landscape and construction method |
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| KR100750883B1 (en) * | 2006-09-28 | 2007-08-22 | 주식회사 한국항만기술단 | Permeability structure and the construction method of this for sand beach shore maintenance and littoral nourishment facilities |
| CN101358444A (en) * | 2008-07-18 | 2009-02-04 | 任红星 | Environment protection embankment protection construction method |
| CN102071697A (en) * | 2011-02-12 | 2011-05-25 | 河海大学 | Hard reinforced concrete revetment slope biological repairing method |
| CN102086643A (en) * | 2009-12-02 | 2011-06-08 | 上海市农业科学院 | Ecological engineering technology for stopping riverway coastal pollutants from entering rivers and restoring vegetation communities |
| CN102146666A (en) * | 2011-02-16 | 2011-08-10 | 河海大学 | River waterfront multiplayer composite plant pollutant purification zone and construction method of river waterfront multiplayer composite plant pollutant purification zone |
| JP2011163002A (en) * | 2010-02-09 | 2011-08-25 | Ohbayashi Corp | Structure for preventing erosion of bank |
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2011
- 2011-12-28 CN CN201110445987.4A patent/CN102433857B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100750883B1 (en) * | 2006-09-28 | 2007-08-22 | 주식회사 한국항만기술단 | Permeability structure and the construction method of this for sand beach shore maintenance and littoral nourishment facilities |
| CN101358444A (en) * | 2008-07-18 | 2009-02-04 | 任红星 | Environment protection embankment protection construction method |
| CN102086643A (en) * | 2009-12-02 | 2011-06-08 | 上海市农业科学院 | Ecological engineering technology for stopping riverway coastal pollutants from entering rivers and restoring vegetation communities |
| JP2011163002A (en) * | 2010-02-09 | 2011-08-25 | Ohbayashi Corp | Structure for preventing erosion of bank |
| CN102071697A (en) * | 2011-02-12 | 2011-05-25 | 河海大学 | Hard reinforced concrete revetment slope biological repairing method |
| CN102146666A (en) * | 2011-02-16 | 2011-08-10 | 河海大学 | River waterfront multiplayer composite plant pollutant purification zone and construction method of river waterfront multiplayer composite plant pollutant purification zone |
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