CN103758079B - A kind of ecological pipe bag submerged breakwater and landfill method thereof - Google Patents
A kind of ecological pipe bag submerged breakwater and landfill method thereof Download PDFInfo
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- CN103758079B CN103758079B CN201410046244.3A CN201410046244A CN103758079B CN 103758079 B CN103758079 B CN 103758079B CN 201410046244 A CN201410046244 A CN 201410046244A CN 103758079 B CN103758079 B CN 103758079B
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Abstract
The present invention relates to a kind of ecological pipe bag submerged breakwater, comprise ecological pipe bag, fill woven bag and protect blanket, protect blanket be laid on be parallel to riverbank bank protection riverbed on, all sandy soil are filled with in ecological pipe bag and in filling woven bag, protect on blanket and be furnished with three ecological pipe bags piled up in triangle disposition, and the ecological pipe bag that axially head and the tail are adjacent adopts the staggered connected mode of head and the tail to pile up, the gap Zhong Dui between three ecological pipe bags is filled with filling woven bag.The present invention can resist the long-time repeated stock of current stormy waves, filling sandy soil in ecological pipe bag are also piled up, a high strength, high-quality, high density and the submerged breakwater that should not cave in can be formed, the stable ecological environment that riverbank water body plant is relative can be maintained, reduce stormy waves to the impact of riverbank plants in water, stablize water-bed condition.Simultaneously owing to adopting landfill method of the present invention, material requested is not simple, and landfill efficiency is high, and the submerged breakwater of landfill can stand the invasion and attack of stormy waves and current, yielding and cave in, and constructs workable.
Description
Technical field
The present invention relates to a kind of protection submerged breakwater, be specifically a kind of ecological pipe bag submerged breakwater, also relate to its landfill method.
Background technology
Submerged breakwater is a kind of relatively more conventional coast protection structure, and this structure end face is submerged under water when design high-water, can surface when design lowest stage, is generally enrockment submerged dyke or board plug type submerged breakwater.Traditional enrockment submerged dyke end face is positioned at the region that Wave energy is concentrated the most, and its institute's wave load that bears is comparatively large, needs to adopt larger ground surface protection structure; In addition, enrockment submerged dyke is entity structure, under the impact of wave stream, easily empty phenomenon, submerged breakwater is sunk or caves in and lose protective capacities; And in China certain areas, geological conditions is poor, building stones comparatively lack and price is higher, and submerged breakwater is as adopted jackstone structure, and construction costs is higher.If select board plug type submerged breakwater effectively can prevent naughty empty phenomenon, but need plate to insert enough degree of depth, construction costs is higher.
Summary of the invention
For prior art Problems existing, the present invention proposes a kind of ecological pipe bag submerged breakwater and landfill method thereof, by large-scale ecological pipe bag pile up form, have sand control resistance wave effective, cost is low and the simple feature of construction method.
The present invention solves the technical scheme of above technical problem: provide a kind of ecological pipe bag submerged breakwater, it is positioned at below the water surface, distance bank certain distance, and parallel with water water front; Described submerged breakwater has double-layer structure, lower floor's submerged breakwater that it has is piled up by the ecological pipe bag of lower floor's waterproof sealing that two arrange parallel filling sandy soil and is formed, and the ecological pipe bag of length direction head and the tail adjacent lower floor waterproof sealing adopts the staggered connected mode of head and the tail to pile up, the ecological pipe bag accumulation of upper strata waterproof sealing that the upper strata submerged breakwater that described submerged breakwater has arranges the ecological pipe bag centre position of parallel lower floor's waterproof sealing by a ranking in described submerged breakwater lower floor two forms, and the gap between the ecological pipe bag of upper and lower two-layer waterproof sealing is filled with the described filling woven bag being full of sandy soil; After the ecological geo-tube filling sandy soil of described upper and lower two-layer waterproof sealing, there is identical cross-sectional structure, described cross-sectional structure is that the class that bottom is straight line is oval, it has the straight line of the curve being positioned at top and the described curve two-end-point of connection being positioned at below, and the cross section after the ecological pipe bag accumulation of upper and lower two-layer waterproof sealing of described submerged breakwater is triangle disposition structure.
Submerged breakwater of the present invention adopts the isosceles triangle mode of piling up to pile up, its structural base and riverbed base contact surface amass large, wind and wave resistance Stability Analysis of Structures, because the cross section of its each pipe bag is class oval structure, when stormy waves impact tube bag, effectively can cushion the energy of stormy waves outside the pipe bag of circular arc, greatly reduce the impact of stormy waves to riverbank bank protection and bank protection riverbed thereof; The pipe bag head and the tail of submerged breakwater adopt staggered accumulation, can eliminate the capacity of anti-storm of submerged breakwater weak location to greatest extent, ensure the effectively stable protection effect of submerged breakwater.
The technical scheme that the present invention limits further is:
Aforesaid ecological pipe bag submerged breakwater, curve is parabolic curve, and curve representation formula is: y=0.03x+0.005x
2; With the intersection point of the bottom straight line after the ecological geo-tube filling sandy soil of waterproof sealing and parabolic curve for initial point, be abscissa x as horizon.Like this, by arranging curve shape, when stormy waves impact tube bag, make to form aerated cavity between the ecological pipe of adjacent two waterproof sealings, thus it is the longest maximum to reach aerated cavity, air entrainment is the most sufficient, makes the effect of water impact waterproof sealing ecological pipe bag weaken minimum; Not recall current under guaranteeing again ecological pipe bag submerged breakwater simultaneously, impact water flow stationary, serve beyond thought technique effect.
Aforesaid ecological pipe bag submerged breakwater, is provided with in described ecological pipe bag both sides of piling up and inserts to water-bed guide pile, and guide pile and ecological pipe bag are connected and fixed by rope, ensure that ecological pipe bag can not occur significantly to offset after filling soil.
Aforesaid ecological pipe bag submerged breakwater; described submerged breakwater and water depth are 100 ~ 200 meters, planting aquatic plants in this region, can form a metastable growing environment by the protection of submerged breakwater; be conducive to the normal growth of water plant, thus can more effectively protect riverbank bank protection.
Aforesaid ecological pipe bag submerged breakwater, described ecological pipe bag is high-toughness polypropylene pipe bag.
Aforesaid ecological pipe bag submerged breakwater, described in protect blanket be high-toughness polypropylene Woven geofabric.
A landfill method for ecological pipe bag submerged breakwater, comprises the following steps:
1., before lay, will damage ridge and the eliminating impurities of pipe bag in the basic unit of laying pipe bag submerged breakwater, the region that in basic unit, elevation difference is large flattens;
2. carry out filling soil to ecological pipe bag, filling woven bag, filling soil selects the sandy loam or Extra-fine sand class earth material that near construction area, drainage is good;
3. first lay two ecological pipe bags side by side protecting on blanket, carry out filling soil to ecological pipe bag, filling soil selects the sandy loam or Extra-fine sand class earth material that near construction area, drainage is good;
4. the good lower floor of filling piled up by blanket be arranged side by side ecological pipe bag protecting, and the ecological pipe bag that axially head and the tail are adjacent adopts the staggered connected mode of head and the tail to pile up, landfill is carried out by the filling woven bag filling soil in gap between the ecological pipe bag of lower floor two, carry out filling soil after placing the ecological pipe bag in upper strata after landfill is smooth again, the cross section making upper and lower two-layer ecological pipe bag is that triangle disposition structure is piled up;
5. by dredge boat to piling the region filling mud between ecological pipe bag submerged breakwater and riverbank bank protection filled in.
The landfill method of aforesaid ecological pipe bag submerged breakwater, described step 3. in protect blanket both sides and be also provided with the guide pile inserted to riverbed, located the control point at two ends by GPS after, drive piles on riverbed by identification point order with pile driver, then by rope, guide pile and ecological pipe bag are connected and fixed.
Further, the landfill method of aforesaid ecological pipe bag submerged breakwater, described step 5. in the concentration of hydraulic mixture of filling mud be 10 ~ 20%, the transfer pipeline outlet pressure of filling mud is 0.2 ~ 0.3MPa.
Beneficial effect of the present invention: ecological pipe bag of the present invention adopts high-toughness polypropylene to have very high intensity and toughness, the long-time repeated stock of current stormy waves can be resisted, filling sandy soil in ecological pipe bag are also piled up, a high strength can be formed, high-quality, high density and the submerged breakwater that should not cave in, excellent resistivity is had to current and stormy waves, simultaneously because this product has acidproof, alkaline-resisting and corrosion resistant characteristic, effectively can protect the operating mode in cofferdam for a long time, this does not attack by billow for protection water bank, the bottom between protection submerged breakwater and riverbank not shoal materials has important function, the stable ecological environment that riverbank water body plant is relative can be maintained, reduce stormy waves to the impact of riverbank plants in water, stablize water-bed condition.Simultaneously owing to adopting landfill method of the present invention, material requested is not simple, and landfill efficiency is high, and the submerged breakwater of landfill can stand the invasion and attack of stormy waves and current, yielding and cave in, and constructs workable.
Accompanying drawing explanation
Fig. 1 is schematic cross-section of the present invention.
Detailed description of the invention
embodiment
The present embodiment provides a kind of ecological pipe bag submerged breakwater, and it is positioned at below the water surface, distance 150 meters, bank, and parallel with water water front 4, plants and be implanted with water plant 6 in the region between submerged breakwater and bank line, structure as shown in Figure 1, comprise the submerged breakwater 1 that high-toughness polypropylene pipe bag is piled up, what filling woven bag 2 and high-toughness polypropylene Woven geofabric were made protects blanket 3, protect under blanket 3 is laid in submerged breakwater, submerged breakwater is piled up by the ecological pipe bag of the waterproof sealing of upper and lower two-layer filling sandy soil and is formed, the lower floor of submerged breakwater is piled up by the parallel ecological pipe bag of two rows and forms, and the adjacent ecological pipe bag of length direction head and the tail adopts the staggered connected mode of head and the tail to pile up, the upper strata of submerged breakwater is piled up by the ecological pipe bag of a row and is formed, gap between upper and lower two-layer ecological pipe bag is filled with the filling woven bag being full of sandy soil, cross section after the ecological pipe bag accumulation of upper and lower two-layer waterproof sealing of submerged breakwater is triangle disposition structure.Be provided with in the ecological pipe bag both sides of the lower floor of piling up and insert to water-bed guide pile 5, and by rope, guide pile and ecological pipe bag are connected and fixed.After the ecological geo-tube filling sandy soil of upper and lower two-layer waterproof sealing, there is identical cross-sectional structure, cross-sectional structure is that the class that bottom is straight line is oval, it has the straight line of the curve being positioned at top and the junction curve two-end-point being positioned at below, curve is parabolic curve, and curve representation formula is: y=0.03x+0.005x
2; With the intersection point of the bottom straight line after the ecological geo-tube filling sandy soil of waterproof sealing and parabolic curve for initial point, being abscissa x as horizon, is ordinate y-axis as vertical line; By arranging curve shape, when stormy waves impact tube bag, make to form aerated cavity between the ecological pipe of adjacent two waterproof sealings, thus it is the longest maximum to reach aerated cavity, air entrainment is the most sufficient, makes the effect of water impact waterproof sealing ecological pipe bag weaken minimum; Not recall current under guaranteeing again ecological pipe bag submerged breakwater simultaneously, impact water flow stationary.
The landfill method of the ecological pipe bag submerged breakwater of the present embodiment, comprises the following steps:
1., before lay, will damage ridge and the eliminating impurities of pipe bag in the basic unit of laying pipe bag submerged breakwater, the region that in basic unit, elevation difference is large flattens;
2. construct under selecting fine and that stormy waves is little operating mode, protect blanket along the long laying in riverbed being parallel to riverbank bank protection;
3. first lay two ecological pipe bags side by side protecting on blanket, carry out filling soil to ecological pipe bag, filling soil selects the sandy loam or Extra-fine sand class earth material that near construction area, drainage is good; The both sides of two ecological pipe bags are also provided with the guide pile inserted to riverbed, after being located the control point at two ends, drive piles, then guide pile and ecological pipe bag are connected and fixed by rope with pile driver by identification point order on riverbed by GPS;
4. the good lower floor of filling piled up by blanket be arranged side by side ecological pipe bag protecting, and the ecological pipe bag that axially head and the tail are adjacent adopts the staggered connected mode of head and the tail to pile up, landfill is carried out by the filling woven bag filling soil in gap between the ecological pipe bag of lower floor two, carry out filling soil after placing the ecological pipe bag in upper strata after landfill is smooth again, the cross section making upper and lower two-layer ecological pipe bag is that triangle disposition structure is piled up;
5. by dredge boat to piling the region filling mud between ecological pipe bag submerged breakwater and riverbank bank protection filled in, the concentration of hydraulic mixture of filling mud is 15%, and the transfer pipeline outlet pressure of filling mud is 0.25MPa.
In the specific implementation, submerged breakwater is laid in riverbed from riverbank 150m, between submerged breakwater and riverbank, the water plants such as reed are planted at the bottom in region, submerged breakwater is formed by the large-scale ecological pipe bag accumulation that three are full of sandy soil, one deck is tiled by two pipe bags to form below, one deck is that an ecological pipe bag laying forms above, the length of each ecological pipe bag is between 50-100m, the method that the connection of pipe bag adopts head and the tail staggered connects, the depth of section of ecological pipe bag is 2m, the widest width in cross section is 6.88m, the position width be connected with the bottom in cross section is 5.84m, the submerged breakwater be piled into thus can keep out the impact of precipitous sea, the stability of available protecting riparian ecosystem.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (8)
1. an ecological pipe bag submerged breakwater, it is positioned at below the water surface, distance bank certain distance, and parallel with water water front, comprise submerged breakwater, fill woven bag and protect blanket, describedly protect under blanket is laid in submerged breakwater, it is characterized in that: described submerged breakwater has double-layer structure, lower floor's submerged breakwater that it has is piled up by the ecological pipe bag of lower floor's waterproof sealing that two arrange parallel filling sandy soil and is formed, and the ecological pipe bag of length direction head and the tail adjacent lower floor waterproof sealing adopts the staggered connected mode of head and the tail to pile up, the ecological pipe bag accumulation of upper strata waterproof sealing that the upper strata submerged breakwater that described submerged breakwater has arranges the ecological pipe bag centre position of parallel lower floor's waterproof sealing by a ranking in described submerged breakwater lower floor two forms, gap between the ecological pipe bag of upper and lower two-layer waterproof sealing is filled with the described filling woven bag being full of sandy soil, after the ecological geo-tube filling sandy soil of described upper and lower two-layer waterproof sealing, there is identical cross-sectional structure, described cross-sectional structure is that the class that bottom is straight line is oval, it has the straight line of the curve being positioned at top and the described curve two-end-point of connection being positioned at below, described curve is parabolic curve, and curve representation formula is: y=0.03x+0.005x
2, with the intersection point of the bottom straight line after the ecological geo-tube filling sandy soil of waterproof sealing and parabolic curve for initial point, be abscissa x as horizon, cross section after the ecological pipe bag accumulation of upper and lower two-layer waterproof sealing of described submerged breakwater is triangle disposition structure.
2. ecological pipe bag submerged breakwater according to claim 1, is characterized in that: be provided with in described ecological pipe bag both sides of piling up and insert to water-bed guide pile, and guide pile and ecological pipe bag are connected and fixed by rope.
3. ecological pipe bag submerged breakwater according to claim 1 and 2, is characterized in that: described submerged breakwater and water depth are 100 ~ 200 meters.
4. ecological pipe bag submerged breakwater according to claim 1 and 2, is characterized in that: described ecological pipe bag is high-toughness polypropylene pipe bag.
5. ecological pipe bag submerged breakwater according to claim 1 and 2, is characterized in that: described in protect blanket be high-toughness polypropylene Woven geofabric.
6. a landfill method for ecological pipe bag submerged breakwater as claimed in claim 1 or 2, is characterized in that comprising the following steps:
1., before lay, will damage ridge and the eliminating impurities of pipe bag in the basic unit of laying pipe bag submerged breakwater, the region that in basic unit, elevation difference is large flattens;
2. construct under selecting fine and that stormy waves is little operating mode, protect blanket along the long laying in riverbed being parallel to riverbank bank protection;
3. first lay two ecological pipe bags side by side protecting on blanket, carry out filling soil to ecological pipe bag, filling soil selects the sandy loam or Extra-fine sand class earth material that near construction area, drainage is good;
4. the good lower floor of filling piled up by blanket be arranged side by side ecological pipe bag protecting, and the ecological pipe bag that axially head and the tail are adjacent adopts the staggered connected mode of head and the tail to pile up, landfill is carried out by the filling woven bag filling soil in gap between the ecological pipe bag of lower floor two, carry out filling soil after placing the ecological pipe bag in upper strata after landfill is smooth again, the cross section making upper and lower two-layer ecological pipe bag is that triangle disposition structure is piled up;
5. by dredge boat to piling the region filling mud between ecological pipe bag submerged breakwater and riverbank bank protection filled in.
7. the landfill method of ecological pipe bag submerged breakwater according to claim 6, it is characterized in that: described step 3. in protect blanket both sides and be also provided with the guide pile inserted to riverbed, located the control point at two ends by GPS after, drive piles on riverbed by identification point order with pile driver, then by rope, guide pile and ecological pipe bag are connected and fixed.
8. the landfill method of ecological pipe bag submerged breakwater according to claim 6, is characterized in that: described step 5. in the concentration of hydraulic mixture of filling mud be 10 ~ 20%, the transfer pipeline outlet pressure of filling mud is 0.2 ~ 0.3MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410046244.3A CN103758079B (en) | 2014-02-10 | 2014-02-10 | A kind of ecological pipe bag submerged breakwater and landfill method thereof |
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| CN201410046244.3A CN103758079B (en) | 2014-02-10 | 2014-02-10 | A kind of ecological pipe bag submerged breakwater and landfill method thereof |
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| CN103758079A CN103758079A (en) | 2014-04-30 |
| CN103758079B true CN103758079B (en) | 2016-03-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104499459A (en) * | 2014-12-22 | 2015-04-08 | 中国水利水电第八工程局有限公司 | Geotextile tube breakwater |
| CN106120825B (en) * | 2016-08-22 | 2018-06-08 | 中交天航港湾建设工程有限公司 | The construction system and method for filling sack cofferdam are set using small-sized cutter suction dredger |
| CN109024479B (en) * | 2018-07-24 | 2020-08-18 | 上海海洋大学 | Manufacturing process of wetland ecological brick and coastal wetland landform regulation and control method |
| CN113737717B (en) * | 2021-07-30 | 2022-09-27 | 中铁十九局集团第五工程有限公司 | Silt foundation sand rib calandria bag cofferdam system |
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| KR100902327B1 (en) * | 2009-01-13 | 2009-06-12 | 재현토건(주) | Bank construction and reclamation method using the geotextile tube |
| CN101581102A (en) * | 2009-06-08 | 2009-11-18 | 郑创伟 | Method for constructing netted slope earth-retaining wall |
| CN201459757U (en) * | 2009-06-08 | 2010-05-12 | 郑创伟 | Side slope retaining wall building unit structure |
| CN202284289U (en) * | 2011-05-17 | 2012-06-27 | 北京万方程科技有限公司 | Combined ecological river bank revetment structure |
| CN203768860U (en) * | 2014-02-10 | 2014-08-13 | 江苏三正华禹环境工程有限公司 | Ecological tube bag submerged breakwater |
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2014
- 2014-02-10 CN CN201410046244.3A patent/CN103758079B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100902327B1 (en) * | 2009-01-13 | 2009-06-12 | 재현토건(주) | Bank construction and reclamation method using the geotextile tube |
| CN101581102A (en) * | 2009-06-08 | 2009-11-18 | 郑创伟 | Method for constructing netted slope earth-retaining wall |
| CN201459757U (en) * | 2009-06-08 | 2010-05-12 | 郑创伟 | Side slope retaining wall building unit structure |
| CN202284289U (en) * | 2011-05-17 | 2012-06-27 | 北京万方程科技有限公司 | Combined ecological river bank revetment structure |
| CN203768860U (en) * | 2014-02-10 | 2014-08-13 | 江苏三正华禹环境工程有限公司 | Ecological tube bag submerged breakwater |
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