CN102433857A - 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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- CN102433857A CN102433857A CN2011104459874A CN201110445987A CN102433857A CN 102433857 A CN102433857 A CN 102433857A CN 2011104459874 A CN2011104459874 A CN 2011104459874A CN 201110445987 A CN201110445987 A CN 201110445987A CN 102433857 A CN102433857 A CN 102433857A
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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 ofly have that control is polluted 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.Coastal development intensity, immediate offshore area integrated environment quality and marine ecology vulnerable areas appraisal result that National Bureau of Oceanography in 2008 carries out show that along the coastline manual workization index reaches 0.38.The most of water front in Bohai Sea Gulf has been artificial water front, all disappears as Tianjin nature water front, is artificial water fronts such as extra large retaining, dykes and dams, harbour.Though reclaiming land around sea has effectively been alleviated the not enough contradiction of construction land in the economic development; But natural seashore has also been brought huge pressure to the seashore natural environment and the ecosystem by artificial reconstructed, like the degeneration of the seashore ecosystem, marine environmental pollution aggravation, important fishery resources destruction, seashore natural landscape destruction etc.Therefore, construct artificial seashore and just seem most important with ecological functions.
At present, for the 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 manual work to make dike technology, artificial marine habitat and protects beach technology, soil remediation technology, water body recovery technique, plant seed selection and culture technology etc., for repair and reconstruction littoral zone ecological environment provides technical support.Wherein, be the basis of heavily salted area, strand ecological reconstruction in conjunction with salt-soda soil improvement technology and vegetation restoration and reconstruction technology, the U.S. has also developed technology such as the irrigation desalinization of soil by flooding or leaching, closed drainage at this point.Although both at home and abroad to 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 research that the ecological functions of cementization, the artificial seashore of concretize are made up and practice are 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.People such as Zhao Guiyuan have invented a kind of ecological protection method for high steep side slope (CN101696574A), can suppress soil erosion, maintaining ecological balance, and are suitable for high steep and unsettled domatic.Liu Linuo has designed a kind of protecting slope ecology structure (CN201053121); It is characterized in that the plantation bag is staggered stacked along slope surface; Up and down, reinforce the connection through the link buckle between the adjacent plantation bag in the left and right sides, make plant stable self-sow on the plantation bag.Ye Jianjun utilizes the dry fragment of noxious plant resource Eichhornia crassipes for doing the greening side slope plant-growth carpet (CN201048485) that the plant base system becomes, and can effectively prevent the soil erosion of side slope, for plant provides prescribing adequate nutrition.Above-mentioned these ecological protection methods or structure all have advantage and characteristics separately, but all are not suitable for the seashore 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 control pollution and bank body self-purification function is provided, thereby make up a kind of ecological type artificial seashore of receiving tide and improving seashore ecology, raising environmental benefit that has.
The present invention is achieved through following technical scheme.
A kind of have that control is polluted 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, and with the sea level datum, the bottom absolute altitude-2.5m of artificial seashore, top absolute altitude 5.5m, the gradient is 1: 1.5; At seashore main body 7 both side surface absolute altitudes is that the horizontal level of 2.6m is provided with pervious layer 4, and the horizontal length of pervious layer 4 is 7m, thick 0.4m, and pervious layer 4 extends upward to the top near the seashore main body with the surface of the coastwise main body of an end that seashore main body 7 is joined; Above pervious layer 4, reach the bottom and be 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 type Wave-dissipating block 5 thick 0.8m, constitutes the border on the sea surface course of a side of artificial seashore; The surface of the environmental bank body material 3 of one side is provided with Harbor surface course 8 in the Harbor, and Harbor surface course 8 is that porous material and nonwoven make up; Be provided with at the top of seashore main body 7 banket, vegetable layer 6, the thick 1m that bankets, vegetable layer are saline;
Said pervious layer 4 is that building stones or concrete block make up;
Said environmental bank body material 3 is zeolite, modified alta-mud, porous activated carbon and catalysis material, and this bank body material is by the geotextiles parcel and place gabion, successively fills;
Said 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 are trapezoidal trench structure, adopt rubble to make up;
Between submerged breakwater 1 and artificial seashore, be provided with artificial marine habitat 2, in artificial marine habitat 2, be provided with macro.
Saidly banket, the saline of vegetable layer 6 is Suaeda salsa, Chinese tamarisk, prairie milk vetch or alfalfa.
Said artificial marine habitat 2 is 2～7, also can confirm according to concrete actual conditions.
The invention has the beneficial effects as follows, made up a kind of ecological type artificial seashore of receiving tide, improving seashore ecology, raising environmental benefit function that has, effectively seawater is polluted control, realized that the seashore water surface is ecological, the ecological structure of domatic ecology and bank top.
Description of drawings
Fig. 1 is the structural representation of ecological type artificial seashore of the present invention.
Reference numeral is following among the figure:
1---submerged breakwater 2---artificial marine habitat
3---environmental bank body material 4---pervious layer
5---giving birth to ability type Wave-dissipating block 6---are banketed, vegetable layer
7---seashore main body 8---Harbor surface course
The specific embodiment
Below in conjunction with specific embodiment the present invention is further described.
On the trapezoidal mole in economic zone, Harbor, Tianjin, make up the ecological type artificial seashore, mole one side borders on the sea, and opposite side is a basin.As datum, the gradient of artificial seashore is 1: 1.5 with the sea level, bottom absolute altitude-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, on the seashore main body 7 of trapezoidal artificial seashore, lay pervious layer 4, pervious layer 4 usefulness building stones or concrete block make up, and the horizontal length of pervious layer 4 is 7m, and the bottom absolute altitude 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 by the geotextiles parcel and place gabion, successively fills.The present invention pollutes control on the bank slope between artificial seashore low water stage and the high water level, when water level reduced, seawater through environmental bank body material 3, was flowed back to through the country by pervious layer 4 under action of gravity again, forms to pollute the control circulation.Environmental bank body material is environmental material such as the catalysis material with self-purification function, can degrade to some pollutant; Simultaneously, environmental bank body material has pore structure, can be used as biological carrier, to the pollutant biodegrade in the seawater.
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 basically identical of the bank body structure of Harbor one side and the side that borders on the sea, because basin one side wave wave is less, the outside is not provided with gives birth to ability 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 is provided with submerged breakwater 1 apart from pervious layer 10m place, and submerged breakwater 1 is the trapezoidal trench structure of top absolute altitude-0.5m, bottom width 3m, makes up with rubble.The effect of submerged breakwater 1 is the decay Wave energy or changes its direct of travel that can reduce the erosion that bank body material receives wave, trench structure is compared with other structure has better evanescent wave energy efficiency.Simultaneously; Be provided with artificial marine habitat 2 between submerged breakwater 1 and the artificial seashore; Artificial marine habitat 2 can be set to 2～7 as the case may be and not wait; In artificial marine habitat 2, transplant macro, submerged breakwater 1 pore structure own can be used as marine organisms and living matrix, makes and forms the algae field between submerged breakwater 1 and the artificial marine habitat 2.
Artificial seashore high water level top for banket, vegetable layer 6, the 1m that bankets plants saline, comprises Suaeda salsa, Chinese tamarisk, prairie milk vetch, alfalfa etc.Through collecting rainwater and taking other additional fresh water measure to collect fresh water, fresh water guarantees that through the water distribution of drip irrigation mode plant needs the water requirement, makes it have ecological functions and beautification of landscape function.
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, bottom absolute altitude 2.6m; The thick 0.8m of Wave-dissipating block; Shallow levee crown standard laid down by the ministries or commissions of the Central Government height-0.5m, bottom width 3m is apart from dykes and dams 10m.
Claims (3)
1. one kind has that control is polluted 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, and with the sea level datum, the bottom absolute altitude-2.5m of artificial seashore, top absolute altitude 5.5m, the gradient is 1: 1.5; At seashore main body (7) both side surface absolute altitude is that the horizontal level of 2.6m is provided with pervious layer (4); The horizontal length of pervious layer (4) is 7m; Thick 0.4m, pervious layer (4) extends upward to the top near the seashore main body with the surface of the coastwise main body of an end that seashore main body (7) is joined; 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), constitutes the border on the sea surface course of a side of artificial seashore; The surface of the environmental bank body material (3) of one side is provided with Harbor surface course (8) in the Harbor, and Harbor surface course (8) is that porous material and nonwoven make up; Be provided with at the top of seashore main body (7) banket, vegetable layer (6), the thick 1m that bankets, vegetable layer are saline;
Said pervious layer (4) is that building stones or concrete block make up;
Said environmental bank body material (3) is zeolite, modified alta-mud, porous activated carbon and catalysis material, and this bank body material is by the geotextiles parcel and place gabion, successively fills;
Said 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 are trapezoidal trench structure, adopt rubble to make up;
Between submerged breakwater (1) and artificial seashore, be provided with artificial marine habitat (2), in artificial marine habitat (2), be provided with macro.
According to claim 1 have that control is polluted and the ecological type artificial seashore of bank body self-purification function, it is characterized in that, saidly banket, the saline of vegetable layer (6) is Suaeda salsa, Chinese tamarisk, prairie milk vetch or alfalfa.
3. according to the ecological type artificial seashore with control pollution and bank body self-purification function of claim 1, it is characterized in that said artificial marine habitat (2) is 2～7, also can confirm according to concrete actual conditions.
Priority Applications (1)
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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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| CN102433857B CN102433857B (en) | 2014-01-08 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN108643122A (en) * | 2018-04-24 | 2018-10-12 | 中国海洋大学 | A kind of vegetation and aritificial horizon combined type energy dissipating dike and its construction method |
| CN109258540A (en) * | 2018-11-09 | 2019-01-25 | 贵州工程应用技术学院 | A kind of artificial reef material and its method for preparing fish shelter |
| 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 |
| CN117266090A (en) * | 2023-11-23 | 2023-12-22 | 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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Cited By (9)
| 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 |
| CN108643122A (en) * | 2018-04-24 | 2018-10-12 | 中国海洋大学 | A kind of vegetation and aritificial horizon combined type energy dissipating dike and its construction method |
| 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 |
| CN109258540A (en) * | 2018-11-09 | 2019-01-25 | 贵州工程应用技术学院 | A kind of artificial reef material and its method for preparing fish shelter |
| 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 |
| CN117266090A (en) * | 2023-11-23 | 2023-12-22 | 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 |
| 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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| CN102433857B (en) | 2014-01-08 |
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