CN103924552A - Plant ecological system based on river bank gabion box retaining wall and construction method - Google Patents
Plant ecological system based on river bank gabion box retaining wall and construction method Download PDFInfo
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- CN103924552A CN103924552A CN201410187800.9A CN201410187800A CN103924552A CN 103924552 A CN103924552 A CN 103924552A CN 201410187800 A CN201410187800 A CN 201410187800A CN 103924552 A CN103924552 A CN 103924552A
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Abstract
The invention discloses a plant ecological system based on a river bank gabion box retaining wall and a construction method of the plant ecological system. The plant ecological system comprises a plurality of gabion ecological units which are constructed side by side on steps of the stepped gabion box retaining wall below the water level of a river bank, and the adjacent gabion box ecological units are connected; each gabion box ecological unit comprises a metal gabion box frame, the middle and the top of the outer layer of the metal gabion box frame are respectively provided with a circle of stainless steel reinforcing ribs in a surrounding mode, the inner side, facing the water level, of each gabion box frame is padded with a stainless steel fine mesh sheet, the periphery and the bottom of the metal gabion box frame are blocked through geotechnical cloth on the inner layer of the metal gabion box frame, each metal gabion box frame is filled with sandy soil, and emergent aquatic plants are planted in the sandy soil. The plant ecological system is constructed in the river bank gabion box retaining wall, and not only can the aquatic plants grow and is the landscape effect of the river bank enhanced, but also conditions are created for growth of various aquatic animals and microorganisms on land and water ecotone, so that riverway biodiversity is increased, and the self cleaning capacity of a water body is further improved.
Description
Technical field
The invention belongs to river comprehensive realignment technical field, be specifically related to a kind of plant ecosystem and construction process thereof based on riverbank gabion net barricade.
Background technology
Gabion net barricade shore protection is to fill the inserts such as cobble, piece stone in the honeycomb graticule mesh forming at steel wire, pile up into wall, form gear soil or water-retaining structure body, compare with conventional dry stone-laying, stone masonry, concrete rigidity revetment, not only retain rigidity revetment sound construction, the characteristic that stable, erosion resistibility is strong, possessed again good water permeability, changeability is strong, anti-seismic performance is good advantage.
Although gabion net barricade has developed the function that Nutrient Cycling between river course and land, Runoff contaminants filter, absorb or discharge gradually flood preferably, gabion net barricade still exists water plant in dull stiff, river course to be difficult to growth, bio-diversity is poor, water body self-purification ability is low shortcoming.
Summary of the invention
For overcoming deficiency of the prior art, the present invention aims to provide a kind of plant ecosystem and construction process thereof based on riverbank gabion net barricade.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions:
A kind of plant ecosystem based on riverbank gabion net barricade, comprise more than one lattice guest biotope, described lattice guest biotope is constructed side by side on the step of riverbank undersurface notch cuttype gabion net barricade, between adjacent described gabion net biotope, is mutually permanently connected; Described in each, gabion net biotope includes a metal grid guest screen frame frame, the outer field centre of described gabion net framework and top are with a circle stainless steel reinforcing rib, described gabion net framework is lined with a slice stainless steel fine-structure mesh sheet towards the inner side of the water surface one side, described gabion net framework internal layer by geotextiles by the surrounding of described gabion net framework and bottom enclosing, in described gabion net framework, be filled with sand, and the emergent aquactic plant of planting in described sand.
Further, the length of described gabion net framework is 0.8-1m, is highly greater than 0.4m, and the width of described gabion net framework is as the criterion with the step width of described notch cuttype gabion net barricade.
Further, the mesh shape of described gabion net framework is graticules trellis.
Further, the width of described reinforcing rib is 3-6cm.
Further, described sand is that diameter is filter sand, common coarse sand or the sand mixture excessively of 2-5mm, and the sand ratio of described sand mixture is 1-3:1-3.
A construction process for plant ecosystem based on riverbank gabion net barricade, comprises the following steps:
Step 1) is according to the dimensions designing in advance, metal grid guest's screen frame frame of prefabricated a large amount of gabion net biotopes;
Step 2) in the outer field centre of described gabion net framework and top, place a circle stainless steel reinforcing rib;
Step 3) is at described gabion net framework towards a slice stainless steel fine-structure mesh sheet on the inner side pad of the water surface one side, and the geotextiles of constructing after a while for supporting its inner side, prevents that described geotextiles from protruding from described gabion net framework;
Step 4) is constructed geotextiles at the internal layer of described gabion net framework, by the surrounding of described gabion net framework and bottom enclosing, avoids filling in after a while the sand running-down of described gabion net framework;
Step 5) is at the in-built back-up sand soil of the described gabion net framework of having constructed described geotextiles, for emergent aquactic plant provides cultivation matrix;
The emergent aquactic plant of planting in the described sand of step 6) in described gabion net framework, described gabion net biotope has built;
Step 7) be take described gabion net biotope as basis, described gabion net biotope is fixed on the step of described notch cuttype gabion net barricade, and construct side by side along the step of described notch cuttype gabion net barricade, the bottom of described gabion net biotope is with towards riverbank, one side is fixedly connected with described notch cuttype gabion net barricade respectively, adjacent described gabion net biotope is fixedly connected with between two, constantly repeat this construction sequence, until complete construction.
Further, the plane of described notch cuttype gabion net barricade underwater one-level step is at least lower than river course ordinary water level 45cm, and described gabion net frame roof is lower than river course ordinary water level 5-20cm, to guarantee that the sandy soils thickness in described gabion net framework is not less than 40cm.
Compared with prior art, the present invention has following beneficial effect:
The present invention by building plant ecosystem in the gabion net barricade of riverbank, not only make water plant grow, strengthened the landscape effect on riverbank, also at land and water ecotone, be that multiple aquatic animal, microbial growth have been created condition, river course bio-diversity is increased, further increased the self-purification capacity of water body.
Meanwhile, sandy soils of the present invention adopts the larger sand of porosity, under the effect of water wave, can make sandy soils and river course carry out water body exchange more frequently, thereby makes to grow in the stronger water body purification ability of biomembrane performance on sand grains surface.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of manual, below with preferred embodiment of the present invention and coordinate accompanying drawing to be described in detail as follows.The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the construction process schematic diagram of the plant ecosystem based on riverbank gabion net barricade of the present invention.
Fig. 2 shows gabion net biotope perspective view of the present invention.
Fig. 3 shows gabion net biotope sectional view of the present invention.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Shown in Fig. 1-3, a kind of plant ecosystem based on riverbank gabion net barricade, comprise more than one lattice guest biotope 1, described lattice guest biotope 1 is constructed on the step of the notch cuttype gabion net barricade 3 under 2 waters surface 10 of riverbank side by side, between adjacent described gabion net biotope 1, is mutually permanently connected; Described in each, gabion net biotope 1 includes a metal grid guest screen frame frame 4, the outer field centre of described gabion net framework 4 and top are with a circle stainless steel reinforcing rib 5, described gabion net framework 4 is lined with a slice stainless steel fine-structure mesh sheet 6 towards the inner side of the water surface 10 1 sides, described gabion net framework 4 internal layers pass through geotextiles 7 by the surrounding of described gabion net framework 4 and bottom enclosing, in described gabion net framework 4, be filled with sand 8, and the emergent aquactic plant 9 of planting in described sand 8.
Further, the length of described gabion net framework 4 is 0.8-1m, is highly greater than 0.4m, and the width of described gabion net framework 4 is as the criterion with the step width of described notch cuttype gabion net barricade 3.
Further, the mesh shape of described gabion net framework 4 is graticules trellis.
Further, the width of described reinforcing rib 5 is 3-6cm.
Further, filter sand, common coarse sand or sand mixture excessively that described sand 8 is 2-5mm for diameter, the sand ratio of described sand mixture is 1-3:1-3.
A construction process for plant ecosystem based on riverbank gabion net barricade, is applicable to build plant ecosystem on the basis of built gabion net barricade, specifically comprises the following steps:
Trapezoidal metal grid guest's screen frame frame 4 of the prefabricated a large amount of gabion net biotopes 1 of step 1); The length of described gabion net framework 4 is 1m, is highly 0.4m, and the lower width of described gabion net framework 4 is as the criterion with the step width of the notch cuttype gabion net barricade 3 under 2 waters surface 10 of riverbank; The mesh shape of described gabion net framework 4 is graticules trellis;
Step 2) at the outer field centre of described gabion net framework 4 and top, placing a circle width is 6cm stainless steel reinforcing rib 5;
Step 3) is at described gabion net framework 4 towards a slice stainless steel fine-structure mesh sheet 6 on the inner side pad of the water surface 10 1 sides, and the geotextiles 7 of constructing after a while for supporting its inner side, prevents that described geotextiles 7 from protruding from described gabion net framework 4;
Step 4) is constructed geotextiles 7 at the internal layer of described gabion net framework 4, by the surrounding of described gabion net framework 4 and bottom enclosing, avoids the sand 8 that fills in after a while described gabion net framework 4 to run off;
Step 5) is 5mm at the interior filling diameter of described gabion net framework 4 of having constructed described geotextiles 7, and the sand ratio sand mixture that is 1:1, for emergent aquactic plant provides cultivation matrix;
The emergent aquactic plant 9 of planting in the described sand mixture of step 6) in described gabion net framework 4, described gabion net biotope 1 has built;
Step 7) be take described gabion net biotope 1 as basis, described gabion net biotope 1 is fixed on the step of described notch cuttype gabion net barricade 3, and construct side by side along the step of described notch cuttype gabion net barricade 3, the bottom of described gabion net biotope 1 is with towards riverbank, one side is fixedly connected with described notch cuttype gabion net barricade 3 respectively, adjacent described gabion net biotope 1 is fixedly connected with between two, constantly repeat this construction sequence, until complete construction.The plane of described notch cuttype gabion net barricade 3 underwater one-level steps is at least lower than river course ordinary water level 45cm, and described gabion net framework 4 tops are lower than river course ordinary water level 5-20cm, to guarantee that the sandy soils thickness in described gabion net framework 4 is not less than 40cm.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. the plant ecosystem based on riverbank gabion net barricade, it is characterized in that: comprise more than one lattice guest biotope (1), described lattice guest biotope (1) is constructed on the step of the notch cuttype gabion net barricade (3) under riverbank (2) water surface (10) side by side, between adjacent described gabion net biotope (1), is mutually permanently connected; Described in each, gabion net biotope (1) includes a metal grid guest screen frame frame (4), the outer field centre of described gabion net framework (4) and top are with a circle stainless steel reinforcing rib (5), described gabion net framework (4) is lined with a slice stainless steel fine-structure mesh sheet (6) towards the inner side of the water surface (10) one sides, described gabion net framework (4) internal layer passes through geotextiles (7) by the surrounding of described gabion net framework (4) and bottom enclosing, in described gabion net framework (4), be filled with sand (8), and the emergent aquactic plant (9) of planting in described sand (8).
2. the plant ecosystem based on riverbank gabion net barricade according to claim 1, it is characterized in that: the length of described gabion net framework (4) is 0.8-1m, highly be greater than 0.4m, the width of described gabion net framework (4) is as the criterion with the step width of described notch cuttype gabion net barricade (3).
3. the plant ecosystem based on riverbank gabion net barricade according to claim 1, is characterized in that: the mesh shape of described gabion net framework (4) is graticules trellis.
4. the plant ecosystem based on riverbank gabion net barricade according to claim 1, is characterized in that: the width of described reinforcing rib (5) is 3-6cm.
5. the plant ecosystem based on riverbank gabion net barricade according to claim 1, is characterized in that: filter sand, common coarse sand or sand mixture excessively that described sand (8) is 2-5mm for diameter, the sand ratio of described sand mixture is 1-3:1-3.
6. a construction process for the plant ecosystem based on riverbank gabion net barricade as described in any one in claim 1-5, is characterized in that, comprises the following steps:
Step 1) is according to the dimensions designing in advance, metal grid guest's screen frame frame (4) of prefabricated a large amount of gabion net biotopes (1);
Step 2) in the outer field centre of described gabion net framework (4) and top, place a circle stainless steel reinforcing rib (5);
Step 3) is the upper a slice stainless steel fine-structure mesh sheet (6) of inner side pad towards the water surface (10) one sides at described gabion net framework (4), for supporting its inner side geotextiles (7) of constructing after a while, prevent that described geotextiles (7) from protruding from described gabion net framework (4);
Step 4) is constructed geotextiles (7) at the internal layer of described gabion net framework (4), by the surrounding of described gabion net framework (4) and bottom enclosing, avoids the sand (8) that fills in after a while described gabion net framework (4) to run off;
Step 5) is at the in-built back-up sand soil of the described gabion net framework (4) of having constructed described geotextiles (7) (8), for emergent aquactic plant provides cultivation matrix;
The emergent aquactic plant (9) of planting in the described sand (8) of step 6) in described gabion net framework (4), described gabion net biotope (1) has built;
Step 7) be take described gabion net biotope (1) as basis, described gabion net biotope (1) is fixed on the step of described notch cuttype gabion net barricade (3), and construct side by side along the step of described notch cuttype gabion net barricade (3), the bottom of described gabion net biotope (1) is with towards riverbank, one side is fixedly connected with described notch cuttype gabion net barricade (3) respectively, adjacent described gabion net biotope (1) is fixedly connected with between two, constantly repeat this construction sequence, until complete construction.
7. the construction process of the plant ecosystem based on riverbank gabion net barricade according to claim 6, it is characterized in that: the plane of described notch cuttype gabion net barricade (3) underwater one-level step is at least lower than river course ordinary water level 45cm, described gabion net framework (4) top is lower than river course ordinary water level 5-20cm, to guarantee that the sandy soils thickness in described gabion net framework (4) is not less than 40cm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410187800.9A CN103924552B (en) | 2014-05-06 | 2014-05-06 | A kind of construction process of the plant ecosystem based on riverbank gabion net barricade |
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| CN201410187800.9A CN103924552B (en) | 2014-05-06 | 2014-05-06 | A kind of construction process of the plant ecosystem based on riverbank gabion net barricade |
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| CN103924552A true CN103924552A (en) | 2014-07-16 |
| CN103924552B CN103924552B (en) | 2016-02-17 |
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| CN107227747A (en) * | 2016-03-25 | 2017-10-03 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of utilization gabion constructs the method and structure of permanent Ecological Retaining Wall |
| CN109750631A (en) * | 2019-01-30 | 2019-05-14 | 星景生态环保科技（苏州）有限公司 | A kind of underwater Ecological Retaining Wall |
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| CN103924552B (en) | 2016-02-17 |
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