CN210459113U

CN210459113U - Ecological shore protection structure of seaside

Info

Publication number: CN210459113U
Application number: CN201920659535.8U
Authority: CN
Inventors: 林新朋; 李瑞成; 宋雪; 王辉; 龚彩霞; 石建娅
Original assignee: Shenzhen Zhonglv Environment Group Co Ltd
Current assignee: Shenzhen Zhonglv Environment Group Co Ltd
Priority date: 2019-05-09
Filing date: 2019-05-09
Publication date: 2020-05-05
Anticipated expiration: 2029-05-09

Abstract

The utility model is suitable for an ecological shore protection technical field provides an ecological shore protection structure of seaside, including locating the shore protection main part that just has the cavity on the water bank slope, the shore protection main part is enclosed by polylith outer wall connection, be provided with in the shore protection main part be used for with the division board in a plurality of growing regions is separated into to the cavity, each all be provided with solid soil guarantor's water layer in the growing region, gu soil guarantor's water layer includes from last fibrous layer, ecological concrete layer, cobble layer and the geotechnological cloth layer that sets gradually from bottom to bottom, it prevents wind the layer by planting vegetation formation to have in the growing region, the shore protection main part is provided with the manger plate layer that is used for keeping off the wave and strikes with water layer. The utility model provides a pair of ecological shore protection structure on seaside, it can effectually realize preventing wind solid soil and protect water, and the purification pollution ability is strong, improves the ecological environment on coast.

Description

Ecological shore protection structure of seaside

Technical Field

The utility model belongs to the technical field of ecological bank protection, especially, relate to a seaside ecological bank protection structure.

Background

The coast is eroded continuously under the action of wind, wave, current and tide, so that the ocean sediment expenditure is larger than the input sediment, the sediment has net loss, the coastline retreats and the beach erodes under the impact of seawater power, and the average erosion rate of the coast in some areas can reach 2.5 m/year. The direct consequence of coastal erosion is that loss of land resources, washing of coastal villages, factories, roads, salt fields, farms, protection forests and the like is caused, and the development of economy in coastal areas is affected. Meanwhile, the method can cause the degradation of a bathing beach, the deterioration of ecological environment of the beach, the increase of protection pressure of the coast, and the transport of eroded silt to harbors and gulches to deposit and damage the channel, thereby becoming a serious geological disaster of the environment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of above-mentioned technical problem at least, provide a shore ecological bank protection structure, it can effectually realize preventing wind solid soil and protect water, and the purification pollution ability is strong, improves the ecological environment on coast.

The technical scheme of the utility model is that: the utility model provides an ecological shore protection structure of seaside, is including locating the shore protection main part that just has the cavity on the water bank slope, the shore protection main part is enclosed by polylith outer wall connection, be provided with in the shore protection main part be used for with the division board in a plurality of growing regions is separated into to the cavity, each all be provided with solid water-retaining layer in the growing region, gu water-retaining layer includes fibrous layer, ecological concrete layer, cobble layer and the geotechnological cloth layer that sets gradually from last down, have in the growing region by planting the layer of preventing wind that the vegetation formed, the shore protection main part is provided with the manger plate layer that is used for keeping off the wave and strikes with water layer juncture.

Optionally, the wind-proof layer includes upper wind-proof layer, middle level wind-proof layer and lower floor wind-proof layer, upper wind-proof layer, middle level wind-proof layer and lower floor wind-proof layer are followed the domatic from the top down of water bank slope arranges in proper order, the upper wind-proof layer is planted there is native mangrove plant, the middle level is prevent wind the layer and is planted there is mangrove shrub plant, the lower floor is prevent wind the layer and is planted there is mangrove arbor plant, just slope protection herbaceous plant has still been planted on the domatic below the upper wind-proof layer, middle level wind-proof layer and lower floor wind-proof layer.

Optionally, the ecological concrete layer and the pebble layer are filled with medium loam.

Optionally, the growth region is in a triangular structure.

Optionally, the partition plate is fixedly connected to the slope surface of the water bank slope through a connecting piece.

Optionally, the connector is an anchor rod.

Optionally, the fiber layer is an ecological blanket woven by one or more of straw, bamboo strips, hay and the like.

Optionally, the soil-fixing water-retaining layer is provided with a drain hole, the drain hole penetrates through the fiber layer and the ecological concrete layer, and the drain hole is communicated with the pebble layer.

Optionally, the water retaining layer is vertically inserted into a bank slope of the water body.

Optionally, the outer wall and the divider plate are made of a reinforced concrete material.

The utility model provides a seaside ecological bank protection structure sets up the bank protection main part that has the cavity on water bank slope, separate into a plurality of growing regions that are the triangle-shaped structure with the cavity through the division board, and plant in growing regions and have the vegetation that forms the effect of preventing wind, through setting up the vegetation wind-proof layer of vertical height, and combine the setting of the guarantor's water layer of soil fixation to keep the soil and water structure, provide the condition for the growth of vegetation, effectual playing prevents wind the effect of soil fixation, avoid soil and water loss, the serious problem of soil and water loss in traditional bank protection structure has been solved, and can provide good view effect.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a seaside ecological bank protection structure provided by an embodiment of the present invention;

fig. 2 is a top view of a main structure of a shore protection structure in the seaside ecological shore protection structure provided by the embodiment of the present invention;

fig. 3 is a cross-sectional view at a-a in fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, directly disposed, installed, connected, or indirectly disposed and connected through intervening components and intervening structures.

In addition, in the embodiments of the present invention, if there are orientations or positional relationships indicated by "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc., based on the orientations or positional relationships shown in the drawings or the conventional placement state or use state, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated structure, feature, device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The various features and embodiments described in the detailed description may be combined in any suitable manner, for example, different embodiments may be formed by combining different features/embodiments, and various combinations of features/embodiments are not separately described in order to avoid unnecessary repetition in the present disclosure.

As shown in fig. 1 to fig. 3, an embodiment of the present invention provides a seaside ecological bank protection structure for protecting coast erosion, including a bank protection main body 2 disposed on a water bank slope 1 and having a cavity, the bank protection main body 2 is formed by connecting and enclosing a plurality of outer walls 21, a partition plate 3 for dividing the cavity into a plurality of growth areas 30 is disposed in the bank protection main body 2, a soil-fixing and water-retaining layer 4 is disposed in each growth area 30, the soil-fixing and water-retaining layer 4 includes a fiber layer 41, an ecological concrete layer 42, a pebble layer 43 and a geotextile layer 44, which are sequentially disposed from top to bottom, wherein the geotextile layer 44 can effectively play a role of erosion prevention, the pebble layer 43 serves as a permeable layer for facilitating water flow permeation, preventing water flow from being retained in the ecological concrete layer 42 when rainfall is large, the ecological concrete layer 42 is used for providing conditions for grass seed growth, the fiber layer 41 is covered above the ecological concrete layer 42 for reinforcing the ecological concrete layer 42, the wind prevention layer 5 formed by planting vegetation is arranged in the growth area 30, a water retaining layer 6 used for resisting sea wave impact is arranged at the junction of the bank protection main body 2 and the water layer, and the water retaining layer 6 can protect a bank protection structure on the water body bank slope 1 and avoid structural damage caused by sea wave invasion. Like this, separate into a plurality of growing zones 30 with the cavity through division board 3 to plant the vegetation that forms the windproof layer in every growing zone 30, can effectual reduction wind speed, prevent wind and fix sand, further play the effect of water conservation water source and soil and water conservation, set up the vegetation of also being convenient for to every growing zone 30 to the piecemeal of cavity simultaneously and manage. The utility model discloses a revetment structural design, utilize vertical direction to set up the combination of solid soil water-retaining layer 4 in vegetation windproof layer 5 and the horizontal direction in each growing zone 30, the effectual effect of preventing wind and consolidating soil that plays.

Optionally, the slope ratio of the water body bank slope 1 is 1.0-1.5. Preferably, the water bank slope 1 has a slope ratio of 1.3.

Alternatively, as shown in fig. 1, the windproof layer 5 comprises an upper windproof layer 51, a middle windproof layer 52 and a lower windproof layer 53, the upper windproof layer 51, the middle windproof layer 52 and the lower windproof layer 53 are sequentially arranged along the slope surface of the water body bank slope 1 from top to bottom, the upper windproof layer 51 is positioned at the upper end of the water body bank slope 1, the lower windproof layer 53 is positioned at the lower end of the water body bank slope 1, the middle windproof layer 52 is positioned between the upper windproof layer 51 and the lower windproof layer 53, the upper windproof layer 51 is planted with native mangrove plants, the middle windproof layer 52 is planted with mangrove shrub plants, the lower windproof layer 53 is planted with mangrove arbor plants, and slope protection herbaceous plants 7 are further planted on the slope surface below the upper wind-proof layer 51, the middle wind-proof layer 52 and the lower wind-proof layer 53, and the soil fixing capacity of the slope surface is further enhanced by utilizing root systems of the slope protection herbaceous plants 7. Mangrove plants with different height levels are planted in the vertical direction to form a windproof plant layer with a longitudinal three-layer structure, so that the windproof and sand-fixation effects are reasonable and effective, the effects of conserving water sources and keeping water and soil are achieved, and the landscape effect is good.

The embodiment of the utility model provides an in, the native mangrove plant is the acanthus ilicifolius, and the mangrove bush plant is saddle rattan, and the mangrove arbor plant is valveless sea mulberry, utilizes the mangrove plant to prevent wind solid native effectual, and the characteristics that antipollution ability is strong can perfectly be applied to ecological bank protection, improves bank protection ecological environment.

Optionally, as shown in fig. 1, medium loam 8 may be filled between the ecological concrete layer 42 and the pebble layer 43, and by arranging the medium loam 8, a good growing environment is further provided for vegetation growing in the ecological concrete layer 42, which is beneficial to the long-term development of the revetment structure. In practical application, when the mangrove plants are planted, the ecological concrete can be provided with the openning, so that the root systems of the mangrove plants can extend into the soil, and the rooting growth of the mangrove plants is facilitated.

Alternatively, as shown in fig. 2, the growth area 30 may have a triangular structure, which is stable, and the growth area 30 may be filled with medium loam, and the growth area 30 is covered with a layer of medium loam (not shown), which has good ventilation, water permeability, water retention and heat preservation properties, and plays a role in protecting plant seeds spread in the growth area 30. In practical application, the growth area 30 may also have other shapes and structures according to the landscape effect requirement.

Optionally, the partition plate 3 is fixedly connected to the slope surface of the water bank slope 1 through a connecting piece (not shown in the figure); or, as another embodiment, the partition plate 3 is fixed on the slope surface of the water bank slope 1 by adhesive. In particular, the binder may be cement.

In the embodiment of the utility model provides an in, adopt the stock as the connecting piece. The specific connection is as follows: be provided with the jack on division board 3, it has the through-hole to correspond to bore at the domatic of water bank slope 1 through the pneumatic drill, pass division board 3 jack on with the stock and stretch into domatic through-hole in, fix division board 3, wherein, every division board 3 is fixed through two stock at least, for the stability that improves growth zone 30, between two adjacent division boards 3, the junction between division board 3 and the outer wall 21 can also be fixed through adhesive or stock or screw rod.

Optionally, the fiber layer 41 is an ecological blanket woven by one or more of straw, bamboo strips, hay, etc., which is easily available and low in cost, and can be absorbed by plants after degradation without polluting the environment. And the fiber layer 41 may also be used to collect moisture. The fiber layer 41 may have meshes, and the meshes may be rhombic holes, square holes, irregular holes, or circular holes. In the concrete application, in order to avoid the phenomenon that the fiber layer 41 is turned over before the slope protection herbaceous plant 7 grows stably or can resist large-scale rainwater washing, a layer of galvanized wire gauze or a sand bag is pressed on the fiber layer 41, and the fiber layer 41 is protected in a transition mode.

Optionally, as shown in fig. 3, the soil fixation and water retention layer 4 is provided with drain holes 9, the drain holes 9 penetrate through the fiber layer 41 and the ecological concrete layer 42 in a vertically arranged manner, and the drain holes 9 are communicated with the pebble layer 43, so that when the water amount accumulated in the growth area 30 is too large, the vertically arranged drain holes 9 can effectively improve the drainage efficiency, wherein the drain holes 9 are distributed in a specification of 50cm by 50 cm.

Optionally, the water retaining layer 6 is vertically inserted into the water body bank slope 1, the water retaining layer 6 is vertically arranged, compared with the arrangement mode that the water retaining layer 6 is perpendicular to the water body bank slope 1, the water retaining layer 6 can resist larger and bigger sea waves, and when being impacted by the sea waves, the water retaining layer 6 vertically arranged is slightly damaged, which is beneficial to prolonging the service life of the water retaining layer,

optionally, the embedding depth of the water retaining layer 6 is 0.6-1.4m, so as to ensure that the water retaining layer 6 is installed stably and can bear large sea waves without toppling due to the impact of the sea waves.

The embodiment of the utility model provides an in, manger plate layer 6 adopts timber to make, and its one end form that inserts water bank slope 1 is the tip, and timber can degrade naturally and rot to can not the polluted environment. In practical application, the water retaining layer 6 can also be made of reinforced concrete material.

Optionally, the ecological concrete is composed of coarse aggregate, blast furnace slag, silica gel cement and a proper amount of fine materials, wherein the coarse aggregate is formed by one or concentrated mixture of coal ash, slag, river sand and granite broken stone. The proportioning steps of the ecological concrete are as follows:

adding 40 parts of water into 100 parts of coarse aggregate, uniformly stirring for 30s, then adding 50 parts of cementing material, continuously stirring for 30s, then adding 30 parts of water and 50 parts of water reducing agent, continuing stirring for 30s, finally adding 30 parts of water and 50 parts of cementing material, and stirring for 120s to obtain the ecological concrete.

Optionally, the outer wall 21 and the partition plate 3 are made of reinforced concrete material, so that the outer wall 21 and the partition plate 3 have the advantages of stable structure, good strength and strong corrosion resistance, and the service life is prolonged.

Specifically, during construction, the bank protection main body 2 is firstly completed, the cavity of the bank protection main body 2 is divided into a plurality of growth areas 30 by the partition plates 3, then the slope surface of the water bank slope 1 is treated, large material particles on the slope surface are removed, and then a soil fixing and water retaining layer 4 is arranged in each growth area 30. Before laying the fiber layer 41 of the soil fixing and water retaining layer 4, grass seeds are uniformly sown on the ecological concrete layer 42, meanwhile, a fertilizer and a water retaining agent are added to the ecological concrete layer 42, the fiber layer 41 is laid from top to bottom along the slope surface and is tightly attached to the ecological concrete layer 42, the two adjacent fiber layers 41 are in lap joint arrangement, the lap joint distance is 5-10cm, and the fiber layer 41 is required to be cut out to form an area for planting various mangrove plants. In practical application, the sowing of various mangrove plants and seeds is carried out in an artificial planting mode.

The embodiment of the utility model provides a seaside ecological bank protection structure, set up the bank protection main part 2 that has the cavity on water bank slope 1, separate into a plurality of growing regions 30 that are the triangle-shaped structure with the cavity through division board 3, and plant at growing regions 30 and have the vegetation that becomes windproof effect, through setting up the vegetation wind-proof layer of vertical height, and combine the setting of solid soil guarantor's water layer 4 to keep the soil and water structure, provide the condition for the growth of vegetation, effectual effect of preventing wind and consolidating soil of playing, avoid soil and water loss, the serious problem of soil and water loss among the traditional bank protection structure has been solved, and can provide good view effect.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.

Claims

1. The utility model provides an ecological shore protection structure of seaside, is including locating the shore protection main part that just has the cavity on the water bank slope, the shore protection main part is enclosed by polylith outer wall connection, a serial communication port, be provided with in the shore protection main part be used for with the division board in a plurality of growing regions is separated into to the cavity, each all be provided with solid soil in the growing region and protect the water layer, gu soil protects the water layer and includes from last fibrous layer, ecological concrete layer, cobble layer and the geotechnological cloth layer that sets gradually from bottom to bottom, have in the growing region by planting the layer of preventing wind that the vegetation formed, the shore protection main part is provided with the manger plate layer that is used for keeping off the wave and strikes with.

2. The shore protection structure of claim 1, wherein the wind-proof layer comprises an upper wind-proof layer, a middle wind-proof layer and a lower wind-proof layer, the upper wind-proof layer, the middle wind-proof layer and the lower wind-proof layer are sequentially arranged along the slope of the water bank slope from top to bottom, the upper wind-proof layer is planted with native mangrove plants, the middle wind-proof layer is planted with mangrove shrub plants, the lower wind-proof layer is planted with mangrove arbor plants, and slope protection herbs are planted on the slope under the upper wind-proof layer, the middle wind-proof layer and the lower wind-proof layer.

3. The seaside ecological bank protection structure according to claim 1, wherein a medium loam is filled between the ecological concrete layer and the pebble layer.

4. The shore ecological revetment structure according to claim 1, wherein said growth area is in a triangular configuration.

5. The shore ecological revetment structure according to claim 3, wherein said partitions are connected and fixed to the slope of the bank slope of said body of water by connectors.

6. The shore ecological revetment structure according to claim 5, wherein said connectors are anchor rods.

7. The shore ecological revetment structure according to claim 1, wherein said fiber layer is an ecological carpet woven from one or more of straw, bamboo strips, hay, etc.

8. The seaside ecological revetment structure according to claim 1, wherein the soil fixation and water retention layer is provided with a drainage hole, the drainage hole penetrates through the fiber layer and the ecological concrete layer, and the drainage hole is communicated with the pebble layer.

9. The shore ecological revetment structure according to claim 1, wherein said water retaining layer is vertically inserted into the bank slope of said water body.

10. The shore structure according to any one of claims 1 to 9, wherein the external walls and the partitions are made of reinforced concrete material.