CN110029624B - Ecological seawall with multistage modularized protection - Google Patents
Ecological seawall with multistage modularized protection Download PDFInfo
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- CN110029624B CN110029624B CN201910350206.XA CN201910350206A CN110029624B CN 110029624 B CN110029624 B CN 110029624B CN 201910350206 A CN201910350206 A CN 201910350206A CN 110029624 B CN110029624 B CN 110029624B
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- 239000004567 concrete Substances 0.000 claims description 13
- 239000004576 sand Substances 0.000 claims description 7
- 230000000994 depressogenic effect Effects 0.000 claims description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 6
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 238000009435 building construction Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 241000196324 Embryophyta Species 0.000 description 27
- 230000000694 effects Effects 0.000 description 7
- 230000002265 prevention Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241000219503 Casuarina equisetifolia Species 0.000 description 2
- 241001149258 Sporobolus alterniflorus Species 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000008216 herbs Nutrition 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/10—Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/06—Spillways; Devices for dissipation of energy, e.g. for reducing eddies also for lock or dry-dock gates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Revetment (AREA)
Abstract
The invention discloses a multistage modularized protective ecological seawall, which comprises a plurality of slopes and a plurality of platforms, wherein the platforms are arranged between two adjacent slopes, and the slopes and the platforms are lifted step by step; the platform is provided with a plurality of wave-eliminating plants, each wave-eliminating plant is raised step by step, the surfaces of the slope and the platform are provided with a plurality of wave-eliminating blocks, and the wave-eliminating blocks are bulges. The beneficial effects are that: each slope and platform rise step by step to form sea wall structure, and the unrestrained piece that disappears is established in the surface of slope and platform with protruding, and the unrestrained plant that disappears is established on the platform, and unrestrained piece that disappears and unrestrained plant combination are favorable to preventing unrestrained and energy dissipation, can reduce the unrestrained risk of crossing. The slope and the platform are adjacently arranged, so that the building construction of the slope and the platform is relatively independent, and the construction speed is improved. The invention relates to seawall engineering.
Description
Technical Field
The invention relates to seawall engineering, in particular to an ecological seawall with multi-stage modularized protection.
Background
Seawall engineering is an important hydraulic facility for resisting typhoon storm surge. Frequent typhoons and storm surge can pose a serious threat to the seawall and even a devastating damage.
In the prior art, ecological seawall designs exist, but vegetation revetments are only additionally arranged on common seawalls, and compared with plant wave-dissipating measures, the ecological seawall has far-reaching effects. In the prior art, some ecological seawalls are also planted with plant wave-resistant forests in front of earth seawalls or seawalls with concrete facing, and the technical defects are that: the seawall body has weaker wave prevention and energy dissipation effects, and still has larger wave crossing risk.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the ecological seawall with multi-stage modularized protection, which can overcome the technical problems of weak wave prevention and energy dissipation effects of the seawall by arranging plants and wave prevention structures on the seawall.
The technical scheme adopted for solving the technical problems is as follows:
an ecological seawall with multi-level modularized protection comprises a plurality of slopes and a plurality of platforms, wherein the platforms are arranged between two adjacent slopes, and the slopes and the platforms are gradually raised; the platform is provided with a plurality of wave-eliminating plants, each wave-eliminating plant is raised step by step, the surfaces of the slope and the platform are provided with a plurality of wave-eliminating blocks, and the wave-eliminating blocks are bulges.
As an improvement, the platform comprises a first platform and a second platform, a wave receiving body is arranged between the first platform and the second platform, and a concave part is arranged at the top of the wave receiving body.
As an improvement, wave-eliminating plants are arranged in the concave part of the wave-absorbing body.
As an improvement, the platform comprises a third platform, one side of the third platform is provided with a breakwater wall, the breakwater wall inclines towards the direction of the second platform, and the width of the upper part of the third platform is larger than that of the lower part of the third platform.
As an improvement, the slope comprises a first slope and a second slope, wherein the first slope is arranged on one side of the first platform, the second slope is arranged on one side of the third platform, a dyke top road surface is arranged on the other side of the third platform, the second slope is arranged between the second platform and the third platform, and the third platform is higher than the second slope and the dyke top road surface.
As an improvement, the wave dissipating blocks comprise a plurality of first wave dissipating blocks, wherein the cross section of each first wave dissipating block is a plane curve y=16x 2, and the first wave dissipating blocks are distributed on one side of the second platform, the slope surface of the first slope, the slope surface of the second slope and the wall surface of the breakwater wall.
As an improvement, the wave dissipating block further comprises a plurality of second wave dissipating blocks, the cross section shape of each second wave dissipating block is a plane curve y=32x 2, and the second wave dissipating blocks are respectively arranged on the tops of the first platform and the second platform.
As an improvement, setting the bottom height of the first slope as a first datum line and setting the height of the road surface of the embankment top as a second datum line; the top height of the first slope is equal to the average high tide level W of the local years, the height L1=W+0.5m of the first platform relative to the first datum line, the width D=L1×1.25 of the first platform, the height L2=L1×2 of the second platform relative to the first datum line, and the height L3=L1×0.5 of the concave part of the wave receiving body relative to the first datum line; the height l4=1.5m of the third land with respect to the second reference line.
As an improvement, the first platform, the second platform and the third platform respectively comprise a concrete prefabricated body and sea sand, the concrete prefabricated body is cylindrical, and the sea sand is filled in the concrete prefabricated body.
As an improvement, the wave-dissipating plant is a herb, shrub or arbor.
The beneficial effects are that: each slope and platform rise step by step to form sea wall structure, and the unrestrained piece that disappears is established in the surface of slope and platform with protruding, and the unrestrained plant that disappears is established on the platform, and unrestrained piece that disappears and unrestrained plant combination are favorable to preventing unrestrained and energy dissipation, can reduce the unrestrained risk of crossing. The slope and the platform are adjacently arranged, so that the building construction of the slope and the platform is relatively independent, and the construction speed is improved.
Drawings
The invention is further described with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
Referring to fig. 1, an ecological seawall of a multi-stage modularized protection comprises a plurality of slopes and a plurality of platforms, wherein the platforms are arranged between two adjacent slopes, and the slopes and the platforms are lifted step by step; the platform is provided with a plurality of wave-eliminating plants 6, each wave-eliminating plant 6 is lifted step by step, the surfaces of the slope and the platform are provided with a plurality of wave-eliminating blocks, and the wave-eliminating blocks are bulges.
Preferably, the platform comprises a first platform 1 and a second platform 2, a wave receiving body 3 is arranged between the first platform 1 and the second platform 2, and a concave part is arranged at the top of the wave receiving body 3.
Preferably, the wave-dissipating plants 6 are arranged in the concave parts of the wave-receiving bodies 3.
Preferably, the platform comprises a third platform 4, one side of the third platform 4 is provided with a breakwater 5, the breakwater 5 is inclined to the direction of the second platform 2, and the width of the upper part of the third platform 4 is larger than that of the lower part of the third platform 4.
Preferably, the slope comprises a first slope 7 and a second slope 8, the first slope 7 is arranged on one side of the first platform 1, the second slope 8 is arranged on one side of the third platform 4, the other side of the third platform 4 is provided with a dyke top pavement 9, the second slope 8 is arranged between the second platform 2 and the third platform 4, and the third platform 4 is higher than the second slope 8 and the dyke top pavement 9.
Preferably, the wave dissipating blocks comprise a plurality of first wave dissipating blocks 10, the cross section of each first wave dissipating block 10 is a plane curve y=16x 2, and the first wave dissipating blocks 10 are distributed on one side of the second platform 2, the slope surface of the first slope 7, the slope surface of the second slope 8 and the wall surface of the breakwater 5.
Preferably, the wave dissipating blocks further comprise a plurality of second wave dissipating blocks 11, the cross section of the second wave dissipating blocks 11 is a plane curve y=32χ 2, and the second wave dissipating blocks 11 are respectively arranged on the top of the first platform 1 and the second platform 2.
Preferably, the bottom height of the first slope 7 is set as a first reference line 12, and the height of the bank top road surface 9 is set as a second reference line 13; the top height of the first slope 7 is equal to the average high tide level W of the local years, the height l1=w+0.5m of the first platform 1 relative to the first datum line 12, the width d=l1×1.25 of the first platform 1, the height l2=l1×2 of the second platform 2 relative to the first datum line 12, and the height l3=l1×0.5 of the concave portion of the wave receiving body 3 relative to the first datum line 12; the height l4=1.5m of the third land 4 with respect to the second reference line 13.
Preferably, the first platform 1, the second platform 2 and the third platform 4 respectively comprise a concrete preform and sea sand 14, the concrete preform is cylindrical, and the sea sand 14 is filled in the concrete preform.
Preferably, the wave-attenuating plant 6 is a herb, shrub or arbor.
With respect to the ramp and the platform, the ramp of this embodiment is disposed toward the sea, with the platform disposed adjacent to the ramp. The platform and the slope rise step by step to form a sea wall structure.
With respect to the wave-dissipating plants 6, the wave-dissipating plants 6 of the present embodiment are arranged at the top end of the platform.
Regarding the wave-dissipating blocks, the wave-dissipating blocks of this embodiment are arranged on the upstream surface of the slope, which means the surface of the slope arranged toward the sea. The wave-dissipating blocks of the embodiment are also arranged at the top of the platform, the wave-dissipating plants 6 are arranged on the wave-dissipating blocks on the platform, the roots of the wave-dissipating plants 6 are buried in the wave-dissipating blocks, and the top of the wave-dissipating plants 6 is higher than the corresponding wave-dissipating blocks.
Each slope and platform rise step by step to form sea wall structure, and the unrestrained piece of eliminating is established in the surface of slope and platform with protruding, and the unrestrained plant 6 of eliminating is established on the platform, and unrestrained piece of eliminating and unrestrained plant 6 of eliminating combine to be favorable to preventing unrestrained and energy dissipation, can reduce the unrestrained risk of crossing. The slope and the platform are adjacently arranged, so that the building construction of the slope and the platform is relatively independent, and the construction speed is improved.
Regarding the wave-receiving body 3, the top of the wave-receiving body 3 of the present embodiment forms a spindle-shaped concave portion by being depressed downward. The concave part has the function of guiding water flow. After the wave tide passes over the first platform 1, the wave tide has a downward flowing trend in the concave part of the wave receiving body 3, so that the wave tide is reduced in energy in the process of further passing over the second platform 2, and the wave tide is beneficial to improving the wave prevention function of the ecological seawall.
Regarding the concave part, the wave-eliminating plant 6 is arranged in the concave part, and when the wave climbs over the second platform 2, the wave-eliminating plant 6 in the concave part can further reduce the energy of the wave climbs, thereby being beneficial to improving the wave-preventing function of the ecological seawall.
Regarding the breakwater 5, the angle between the breakwater 5 of the present embodiment and the vertical direction is 60 degrees. The breakwater 5 is inclined towards the direction of the second platform 2, and the width of the upper part of the third platform 4 is larger than that of the lower part of the third platform 4, so that the breakwater 5 can guide the flow direction of water flow, and the energy dissipation effect of the third platform 4 on tide can be enhanced.
Regarding the bank top road surface 9, the bank top road surface 9 is provided at one side of the third platform 4, and the bank top road surface 9 can form a pedestrian area or a driving area, which is beneficial to improving the landscape function of the ecological sea bank. A step ladder 15 is arranged between the dyke top pavement 9 and the third platform 4, and the step ladder 15 is gradually lifted between the dyke top pavement 9 and the third platform 4.
Regarding the step ladder 15, the step ladder 15 forms a transition area for people to walk between the dyke top pavement 9 and the third platform 4, so that people can climb on the third platform 4 to observe sea scenes and wave-eliminating plants 6, and the landscape function of the ecological seawall is improved.
Regarding the first wave dissipating block 10, the first wave dissipating block 10 of the present embodiment is convex and has a cross-sectional shape of a plane curve y=16x 2, which can enhance the energy dissipating effect of the ecological seawall on the tide.
Regarding the first wave dissipating block 10, the second wave dissipating block 11 of the present embodiment protrudes on the top of the first platform 1 and the second platform 2, so that the energy dissipating effect of the ecological seawall on the tide can be enhanced.
Regarding the first wave-dissipating block 10, the second wave-dissipating block 11 and the wave-receiving body 3, physical model experiments show that the first wave-dissipating block 10, the second wave-dissipating block 11 and the wave-receiving body 3 of the embodiment can improve the energy dissipation effect of the ecological seawall by more than 30%.
Regarding the local annual average high tide level W, the local annual average high tide level W is a statistic, and is statistically derived from the local water level monitoring data.
Regarding the first slope 7, the slope ratio of the first slope 7 of the present embodiment is 1:1.25.
Regarding the second slope 8, the slope ratio of the second slope 8 of the present embodiment is 1:2.
Regarding the concrete preform, the concrete preform of this embodiment is a cylindrical reinforced concrete structure, and can be transported to a construction site after the completion of the prefabrication, and the sea sand 14 is easily available locally at the sea, which is advantageous for accelerating the construction progress. The structural strength of the concrete prefabricated member is high, and the ecological seawall is beneficial to enhancing the wave-proof capacity of the ecological seawall.
Regarding the wave-dissipating plants 6, the respective platforms of the present embodiment are provided with trees, and the specific variety is preferably casuarina equisetifolia. The wave absorbing body 3 of the embodiment is internally provided with herbaceous plants, and the specific variety is preferably spartina alterniflora. The wave-dissipating plants 6 may be replaced with herbs, shrubs or trees of the prior art that are compatible with the seawater environment, including but not limited to casuarina equisetifolia and spartina alterniflora.
The ecological seawall can realize modularization, is favorable for accelerating construction progress, and enables the wave-eliminating plants 6 and the seawall to be integrated. The ecological seawall of the technical scheme is verified through physical model, mathematical model and structural calculation, has good ecology, landscape function, structural stability and wave-dissipating capacity, is improved by more than 50% compared with the wave-dissipating capacity of the traditional seawall, and has good popularization and application potential.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present invention.
Claims (7)
1. An ecological seawall of multistage modularization protection which characterized in that: the device comprises a plurality of slopes and a plurality of platforms, wherein the platforms are arranged between two adjacent slopes, and the slopes and the platforms are gradually raised; be equipped with a plurality of unrestrained plants that disappear on the platform, each unrestrained plant that disappears rises step by step, the slope with the surface of platform is equipped with a plurality of unrestrained pieces that disappears, unrestrained piece that disappears is the protrusion, the platform includes first platform and second platform, first platform with be equipped with between the second platform and receive the unrestrained body, the top of receiving the unrestrained body is equipped with the depressed part, it is equipped with in the depressed part of the unrestrained body to receive, the platform still includes the third platform, one side of third platform is equipped with the manger wall, the manger wall to the direction slope of second platform, the upper portion width of third platform is greater than the lower part of third platform, the slope includes the second slope, the second slope is established one side of third platform just the opposite side of third platform is equipped with dyke top road surface, the second slope is established second platform with between the third platform, the third is higher than the second slope with dyke top, the ratio of second slope is 1. 2.
2. An ecological seawall with multi-level modular protection according to claim 1, characterized in that: the ramp includes a first ramp disposed on one side of the first platform.
3. An ecological seawall with multi-level modular protection according to claim 2, characterized in that: the wave eliminating blocks comprise a plurality of first wave eliminating blocks, the cross section of each first wave eliminating block is a plane curve y=16x, and the first wave eliminating blocks are distributed on one side of the second platform, the slope surface of the first slope, the slope surface of the second slope and the wall surface of the wave wall.
4. A multilevel modular protected ecological seawall according to claim 3, characterized in that: the wave dissipating blocks further comprise a plurality of second wave dissipating blocks, the cross section of each second wave dissipating block is a plane curve y=32x, and the second wave dissipating blocks are respectively arranged at the tops of the first platform and the second platform.
5. The multilevel modular protected ecological seawall of claim 4, wherein: setting the bottom height of the first slope as a first datum line and setting the height of the dyke-top pavement as a second datum line; the top height of the first slope is equal to the average high tide level W of a local years, the height L1=W+0.5m of the first platform relative to the first datum line, the width D=L1×1.25 of the first platform, the height L2=L1×2 of the second platform relative to the first datum line, and the height L3=L1×0.5 of the concave part of the wave receiving body relative to the first datum line; the height l4=1.5m of the third land relative to the second reference line.
6. An ecological seawall with multi-level modular protection according to any one of claims 1 to 5, characterized in that: the first platform, the second platform and the third platform respectively comprise a concrete prefabricated body and sea sand, the concrete prefabricated body is cylindrical, and the sea sand is filled in the concrete prefabricated body.
7. An ecological seawall with multi-level modular protection as claimed in claim 6, wherein: the wave-eliminating plant is herbaceous plant, shrub or arbor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350206.XA CN110029624B (en) | 2019-04-28 | 2019-04-28 | Ecological seawall with multistage modularized protection |
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| CN201910350206.XA CN110029624B (en) | 2019-04-28 | 2019-04-28 | Ecological seawall with multistage modularized protection |
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| CN110029624A CN110029624A (en) | 2019-07-19 |
| CN110029624B true CN110029624B (en) | 2024-05-28 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110800538A (en) * | 2019-11-28 | 2020-02-18 | 中国科学院、水利部成都山地灾害与环境研究所 | Reservoir hydro-fluctuation belt slope protection structure and reservoir hydro-fluctuation belt slope vegetation recovery method |
| CN115679887B (en) * | 2022-10-18 | 2023-09-12 | 广东海洋大学 | Ecological wave structure that disappears |
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2019
- 2019-04-28 CN CN201910350206.XA patent/CN110029624B/en active Active
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| JP2013087526A (en) * | 2011-10-19 | 2013-05-13 | Nippon Tokuso Kk | Shore structure as countermeasure against tsunami |
| CN103669283A (en) * | 2013-11-30 | 2014-03-26 | 浙江省电力设计院 | Combined flood control dam of power plant on coastal region |
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