CN223017548U

CN223017548U - Ecological reconstruction structure utilizing old retaining wall

Info

Publication number: CN223017548U
Application number: CN202422023905.2U
Authority: CN
Inventors: 吴芳; 苏华; 刘奕昂; 沈菲; 孙鹏明; 张舟浚; 沈倩影
Original assignee: Jiangsu Taihu Planning And Design Institute Of Water Resources Co ltd
Current assignee: Jiangsu Taihu Planning And Design Institute Of Water Resources Co ltd
Priority date: 2024-08-20
Filing date: 2024-08-20
Publication date: 2025-06-24
Anticipated expiration: 2034-08-20

Abstract

The utility model discloses an ecological reconstruction structure utilizing an old retaining wall, which comprises a geotechnical cloth layer and a concrete layer which are arranged on the waterside of the original retaining wall at intervals by using wood-like piles, wherein a geotechnical cloth layer and the concrete layer are sequentially arranged on the side of the wood-like piles, which is close to the original retaining wall, a gentle slope which is connected with the elevation of a river bottom is arranged on the side, which is far away from the original retaining wall, of the wood-like piles, the two fir piles form an incremental stepped multistage planting platform on the side, which is far away from the wood-like piles, of the coastal belt landscape, a gradually rising dyke slope is arranged on the side, which is far away from the coastal belt landscape, of the multistage planting platform, a dyke top road is arranged on the top end of the dyke slope, the retaining wall reinforcing structure is used for reinforcing the original retaining wall on the waterside by matching the gentle slope by using the wood-like piles, so that the stability of the original retaining wall is prevented from being improved, meanwhile, the concrete layer fills gaps, the coastal belt landscape is arranged on a variable-amplitude region, the multistage planting platform forms a step-like structure, and the environment is beautified, and the water level is used at different elevations, and is convenient to observe visually.

Description

Ecological reconstruction structure utilizing old retaining wall

Technical Field

The utility model belongs to the technical field of ecological reconstruction structures by using old retaining walls, and particularly relates to an ecological reconstruction structure by using old retaining walls.

Background

The development trend of ecological revetments gradually develops from functional hard revetments to green plant ecological revetments, from simple planar linear distribution to multi-dimensional space plant banded distribution, from simple ecological revetment engineering measures to engineering and biological measures combined directions, so as to build biodiversity and improve the visual aesthetic feeling of landscapes.

In the middle and small river treatment process, some non-town sections are frequently encountered, the current embankment top flood control elevation reaches the standard, the shore buffer zone is built with a serous block stone with good quality for protecting the shore, the overall stability is not greatly influenced after the dredging scale is treated, but a certain disturbance is generated to the soil body in front of the wall more or less, the ecology is poor, and the ecological stability is not matched with the ecological civilization construction requirement of urban planning.

Disclosure of utility model

Aiming at the defects existing in the prior art, the utility model provides an ecological reconstruction structure for an old retaining wall, which solves the problems that the existing ecological reconstruction structure for the old retaining wall has little influence on the stability of the whole body after the existing ecological reconstruction structure is cured according to the dredging scale, causes more or less certain disturbance to the soil body in front of the wall, has poor ecology and is not matched with the ecological civilization construction requirement of urban planning.

In order to achieve the above object, the present utility model provides an ecologically reforming structure using an old retaining wall, comprising:

The wood-like piles are arranged on the water side of the original retaining wall at intervals, a geotechnical cloth layer and a concrete layer are sequentially arranged on one side, close to the original retaining wall, of each wood-like pile, and a gentle slope connected with the river bottom elevation is arranged on one side, far away from the original retaining wall, of each wood-like pile;

the coastal zone landscape is arranged on the far water side of the original retaining wall and is higher than the wood-like piles;

At least two fir piles, two fir piles are in coastal zone view keep away from the multistage planting platform of step-shaped that imitates the stake one side formation of increment, multistage planting platform is kept away from coastal zone view one side is provided with the dyke slope that gradually rises, the top of dyke slope is provided with the dyke top road.

Optionally, the imitated wood piles are closely arranged along with the original retaining wall.

Optionally, the upper end of the original retaining wall is flush with the coastal zone landscape, and the concrete layer and the geotechnical cloth layer are flush with the imitated wood piles.

Optionally, the wood-like pile is higher than the gentle slope, and the slope ratio of the gentle slope is 1:2.5.

Optionally, the slope ratio of the embankment slope is not more than 1:2.5, and the embankment slope is provided with protective turf.

Optionally, the coastal zone landscape comprises landscape rock-fill and/or aquatic plants.

Optionally, the landscape rock-fill is disposed on a near-water side of the aquatic plant.

Optionally, the simulated wood pile is a C30 simulated wood pile, and the concrete layer is a C25 plain concrete layer.

Optionally, the lower end of the imitated wood pile is lower than the lower end of the original retaining wall.

Optionally, the lower end of the imitated wood pile is lower than the lower end of the gentle slope.

The utility model provides an ecological reconstruction structure utilizing an old retaining wall, which has the beneficial effects that:

the ecological reconstruction structure of the old retaining wall is utilized to reinforce the original retaining wall on the waterside through the wood-like piles matched with the gentle slope, so that the stability of the original retaining wall is prevented from being improved, meanwhile, gaps are filled in the coagulated layer, the geotechnical cloth layer is drained, the coastal zone landscape is arranged in the amplitude variation area, the coastal zone landscape is adapted to water level fluctuation, the plants are prevented from being frequently arid or drowned, the multistage planting platform forms a step-shaped structure, the environment is beautified, the water levels at different elevations are simultaneously used, and the water level is convenient to observe intuitively. The method can avoid large excavation of the wall, can save land resources intensively, has small slope disturbance, is low-carbon and is environment-friendly.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular descriptions of exemplary embodiments of the utility model as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the utility model.

Fig. 1 shows a schematic structure of an ecologically transformed structure using an old retaining wall according to an embodiment of the present utility model.

Reference numerals illustrate:

1. Imitation wood pile, 2, geotechnical cloth layer, 3, concrete layer, 4, gentle slope, 5, original retaining wall, 6, fir wood pile, 7, coastal zone landscape, 8, dyke slope, 9, dyke top road.

Detailed Description

Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

As shown in fig. 1, an ecologically modifying structure using an old retaining wall includes:

The artificial wood piles 1 are arranged on the water side of the original retaining wall 5 at intervals, the geotechnical cloth layer 2 and the concrete layer 3 are sequentially arranged on the side, close to the original retaining wall 5, of the artificial wood piles 1, and the gentle slope 4 connected with the river bottom elevation is arranged on the side, far away from the original retaining wall 5, of the artificial wood piles 1;

The coastal zone landscape 7 is arranged on the far water side of the original retaining wall 5 and is higher than the wood-like piles 1;

At least two fir piles 6, two fir piles 6 form the multistage planting platform of step-shaped that increases in the side that is kept away from imitative stake 1 at coastal zone view 7, and multistage planting platform is provided with the dyke slope 8 that gradually rises away from coastal zone view 7 one side, and the top of dyke slope 8 is provided with dyke top road 9.

Specifically, the original retaining wall 5 is reinforced on the waterside by matching the wood-like piles 1 with the gentle slopes 4, so that the stability of the original retaining wall 5 is prevented from being improved, meanwhile, the gaps are filled with the coagulated pattern layers, the geotechnical cloth layer 2 is used for draining and plugging, the coastal zone landscape 7 is arranged in the amplitude variation area, the coastal zone landscape 7 is suitable for water level fluctuation, the plants are prevented from being frequently arid or drowned, the multistage planting platforms form a step-shaped structure, the environment is beautified, the water levels at different heights are simultaneously used, and visual observation of the water levels is facilitated. The dyke-top road 9 is used for driving.

In this embodiment, the wood-like piles 1 are closely arranged along with the original retaining wall 5.

Specifically, the follow-up arrangement of the wood-like piles 1 ensures uniform and stable support for the original retaining wall 5.

In this embodiment, the upper end of the original retaining wall 5 is flush with the coastal zone landscape 7, and the concrete layer 3 and the geotechnical cloth layer 2 are flush with the wood-like piles 1.

Specifically, the top of the original retaining wall 5 can be dismantled, so that the original retaining wall 5 is flush with the waterway landscape 7, the attractive environment is ensured, and the two banks are convenient to appreciate each other.

In the embodiment, the simulated wood pile 1 is higher than the gentle slope 4, and the slope ratio of the gentle slope 4 is 1:2.5.

Specifically, the simulated wood pile 1 is higher than the gentle slope 4 and corresponds to different water levels respectively.

In this embodiment, the slope ratio of the bank slope 8 is not greater than 1:2.5, and the bank slope 8 is provided with a protective turf.

Specifically, reasonable slope ratio is set, and the river layout is adapted.

In this embodiment, the coastal zone landscape 7 includes landscape rock-fill and/or aquatic plants.

Specifically, an appropriate landscape setting is selected according to the water level environment.

In this embodiment, the landscape rock-fill is disposed on the near-water side of the aquatic plant.

Specifically, the landscape rock-fill can buffer and protect aquatic plants from being impacted by water flow or sundries in water.

In this embodiment, the simulated wood pile 1 is a C30 simulated wood pile 1, and the concrete layer 3 is a C25 plain concrete layer 3.

In this embodiment, the lower end of the simulated wood pile 1 is lower than the lower end of the original retaining wall 5.

Specifically, the deeply buried wood-like pile 1 ensures the stability of the wood-like pile 1, and further ensures the stability of the original retaining wall 5.

In this embodiment, the lower end of the simulated wood pile 1 is lower than the lower end of the gentle slope 4.

Specifically, the deeply buried wood-like pile 1 ensures the stability of the wood-like pile 1.

When the old retaining wall ecological reconstruction structure is used, the upper part of the existing starched masonry retaining wall of the adjacent river is chiseled to the height of 2.90m, C30 simulated wood piles 1 with the tip diameter not smaller than 20cm are arranged on the front side of the wall, the pile length of 3m and the pile top height of 2.60m are densely arranged, and the water side of the simulated wood piles 1 is inclined to the planned river bottom height by 1:2.5. C25 plain concrete is filled between the wood-like pile 1 and the retaining wall body, and a 400g/m2 impermeable geomembrane layer is arranged on the inner side of the wood-like pile 1. The water level amplitude changing area is provided with landscape rock piles or planted aquatic plants. And arranging 1.5m long closely spaced fir piles 6 at the position with the height of 3.30m and the height of 3.90m to form a multi-stage plant-growing platform. A turf slope is arranged at the position with the height of 3.90 m-5.50 m, the slope ratio is not steeper than 1:2.5, and a dyke-top road 9 is arranged on the slope top.

1. The current situation barricade is fully utilized in this structure, forms hydrophilic platform through upper portion chisel, staggers the platform again and sets up multistage fir stake 6 and plant the step of giving birth to. The method can avoid the large excavation of the wall body, and can save land resources intensively, has small slope disturbance, is low-carbon and is environment-friendly;

2. The current situation retaining wall has the advantages of small difficulty in chiseling out the upper part of the retaining wall and protecting the bank by the multistage planting platform, low carbon, environmental protection, recycling and utilization of recycling economy and less pollution to the surrounding environment;

3. The landscape yellow stones can be stacked at the position of the horizontal table according to the requirements, and the aquatic plants are bred, so that the landscape yellow stones are attractive and comfortable and have good compatibility with peripheral landscapes;

4. The multi-stage fir pile 6 plant growth platform is adopted, plant types suitable for four seasons can be arranged on the platform, the ecological landscape effect is good, the coordination and fusion degree with the surrounding environment is strong, and the popularization and application values are certain.

The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.

Claims

1. An ecological transformation structure using old retaining walls, characterized by comprising:

Imitation wood piles, the imitation wood piles are arranged at intervals on the water side of the original retaining wall, a geotextile layer and a concrete layer are arranged in sequence on the side of the imitation wood piles close to the original retaining wall, and a gentle slope connected to the river bottom elevation is arranged on the side of the imitation wood piles away from the original retaining wall;

A shoreline landscape, wherein the shoreline landscape is arranged on the far water side of the original retaining wall and is higher than the imitation wood piles;

At least two fir wood piles form a multi-level vegetation platform with increasing steps on the side of the coastal landscape away from the imitation wood piles. A gradually rising embankment slope is arranged on the side of the multi-level vegetation platform away from the coastal landscape, and a embankment road is arranged on the top of the embankment slope.

2. The ecological transformation structure utilizing the old retaining wall according to claim 1 is characterized in that the imitation wood piles are densely arranged according to the shape of the original retaining wall.

3. The ecological transformation structure utilizing old retaining walls according to claim 1 is characterized in that the upper end of the original retaining wall after the top is removed is flush with the coastal landscape, and the concrete layer and the geotextile layer are flush with the imitation wood piles.

4. The ecological transformation structure utilizing old retaining walls according to claim 1 is characterized in that the imitation wood piles are higher than the gentle slope, and the slope ratio of the gentle slope is 1:2.5.

5. The ecological transformation structure utilizing old retaining walls according to claim 1 is characterized in that the slope ratio of the embankment slope is not greater than 1:2.5, and the embankment slope is provided with protective turf.

6. The ecological transformation structure utilizing old retaining walls according to claim 1 is characterized in that the coastal landscape includes landscape rock piles and/or aquatic plants.

7. The ecological transformation structure utilizing old retaining walls according to claim 6 is characterized in that the landscape rock pile is arranged on the water side of the aquatic plants.

8. The ecological transformation structure utilizing old retaining walls according to claim 1 is characterized in that the imitation wood piles are C30 imitation wood piles, and the concrete layer is a C25 plain concrete layer.

9. The ecological transformation structure utilizing old retaining walls according to claim 1 is characterized in that the lower end of the imitation wood pile is lower than the lower end of the original retaining wall.

10. The ecological transformation structure utilizing old retaining walls according to claim 1 is characterized in that the lower end of the imitation wood pile is lower than the lower end of the gentle slope.