CN213233495U

CN213233495U - Ecological slope protection structure for rough rock slope

Info

Publication number: CN213233495U
Application number: CN202020991694.0U
Authority: CN
Inventors: 沈小克; 刘力阳; 范铁强; 闫超波; 霍冰; 王子健; 徐海龙
Original assignee: BGI ENGINEERING CONSULTANTS Ltd
Current assignee: BGI ENGINEERING CONSULTANTS Ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-05-18
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses a domatic ecological slope protection structure of matte rock, it sets up on domatic coarse rock is domatic, include the multichannel ecological stick that sets up along the domatic upper and lower interval of domatic direction of rock, the per pass ecological stick extends to respectively and is close to the domatic both sides of rock, multichannel laid the one deck metal mesh on the ecological stick, and will the metal mesh with the domatic anchoring of rock is connected, adjacent two one deck matrix layer is spouted on regional and ecological stick's between the ecological stick surface, the metal mesh embedding in the matrix layer, the surface of matrix layer spills plant seed and is in matrix layer surface lid is equipped with one deck ecological remediation fibrous layer. The ecological rods are arranged on the rock slope surface, the metal net is anchored, and then the matrix layer is sprayed, so that the adhesion capability of the matrix layer on the rock slope surface is enhanced, the landslide can be avoided, the adhesion of the matrix layer can be further improved by covering the ecological restoration fiber layer, and the rainwater is prevented from scouring the ecological rods.

Description

Ecological slope protection structure for rough rock slope

Technical Field

The utility model belongs to afforestation bank protection field especially relates to a rough rock domatic ecological slope protection structure.

Background

At present, the greening slope protection mainly adopts two methods of a vegetation concrete greening slope protection technology and a lattice beam and ecological bag restoration, wherein the vegetation concrete greening slope protection technology (dry spraying process technology) is to firstly lay and hang a wire mesh on a rock slope and fix the wire mesh by using an anchor or an anchor rod, then evenly mix soil, a water-retaining agent, an adhesive, an additive, cement, a compound fertilizer, humus, irrigation, grass seeds and the like into a mixture, and spray the mixed mixture to the engineering slope by using a spraying machine (driving a high-pressure spray pump by using an air compressor) to form an artificial matrix with the thickness of about 10cm, the artificial matrix has certain strength, does not crack or resist scouring, can stably adhere to the rock slope, and the plant seeds can normally germinate and grow on the matrix, thereby forming an irrigation grass layer covering the slope; but the disadvantages are: 1. the process is mainly suitable for the soil-rock slope; 2. when the slope of the mountain is large, the sprayed artificial basal layer is easy to be peeled off and eroded by strong rainfall erosion, the plant root system has no expansion space, and the long-term effect cannot be ensured. And lattice beam + ecological bag restoration technique adopts lattice beam + ecological bag to afforest on exposed rock slope, and lattice beam and rock slope adopt the stock to be connected, and the ecological bag of intussuseption of lattice carries out the afforestation restoration, and its shortcoming lies in: 1. on a high and steep mountain, reinforced concrete construction is carried out, and the difficulty in material and equipment transportation and installation is high; 2. a scaffold cannot be erected on a smooth rock surface, anchor rod construction machines cannot be erected, and personnel safety cannot be guaranteed; 3. in the ecological environment restoration project, the lattice beam engineering with large area is exposed in northern plant withering season, and the landscape is affected by the overweight of artificial traces; 4. the unit area cost of the reinforced concrete engineering is too high, when the side slope is in a stable state, only local dangerous rock masses need to be reinforced, and large-area lattice beam engineering reinforcement is not needed; 5. the construction period is long.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a simple structure, stability is good, and is fit for the domatic ecological slope protection structure of high stifled slope and domatic rough rock.

In order to achieve the above purpose, the technical solution of the present invention is as follows: the utility model provides a rough rock slope ecological slope protection structure, its sets up on domatic coarse rock slope, includes the multichannel ecological stick that sets up along the domatic direction of rock interval from top to bottom, every the ecological stick extends to respectively and is close to the domatic both sides of rock, multichannel laid the one deck metal mesh on the ecological stick, and will the metal mesh with the domatic anchoring of rock is connected, adjacent two regional between the ecological stick and the surface of ecological stick spouts a layer matrix layer, the metal mesh embedding in the matrix layer, the surface of matrix layer spills plant seed and is in matrix layer surface lid is equipped with one deck ecological remediation fibrous layer.

The beneficial effects of the above technical scheme are that: the ecological rods are arranged on the rock slope surface, the metal net is anchored, and then the matrix layer is sprayed, so that the adhesion capability of the matrix layer on the rock slope surface is enhanced, the landslide can be avoided, the adhesion of the matrix layer can be further improved by covering the ecological restoration fiber layer, and the rainwater is prevented from scouring the ecological rods.

In the technical scheme, root guide holes are uniformly and concavely arranged on the rock slope surface between two adjacent ecological rods, and the root guide holes are filled with plant growth substrates.

The beneficial effects of the above technical scheme are that: through setting up the root system bullport, so make its root can stretch into in the root system bullport after the later stage vegetation, so make the root of vegetable layer if "miniature stake" nail go into the rock domatic on, so further stability of this domatic ecological slope protection structure of rock of improvement can prevent its slumping, is favorable to domatic soil and water to keep simultaneously.

In the technical scheme, the matrix layer is formed by mixing soil, a water-retaining agent, an adhesive, a compound fertilizer and humus.

The beneficial effects of the above technical scheme are that: thus being beneficial to the growth of the vegetation.

In the technical scheme, the plant seeds are formed by mixing shrub plant seeds and herbaceous plant seeds.

The beneficial effects of the above technical scheme are that: shrubs and herbaceous plants are adopted to have good effect on water and soil conservation of the slope.

In the technical scheme, the metal net is a galvanized iron wire net.

The beneficial effects of the above technical scheme are that: it has low cost and long service life.

Drawings

Fig. 1 is a distribution diagram of the ecological rod on a rock slope surface in the embodiment of the present invention;

fig. 2 is the embodiment of the utility model provides an ecological slope protection structure's of rock side view.

In the figure: 1 rock slope, 11 root system guide holes, 2 ecological rods, 3 metal nets, 4 matrix layers and 5 ecological restoration fiber layers.

Detailed Description

The principles and features of the present invention are described below in conjunction with the drawings and the embodiments, which are set forth for the purpose of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1 and fig. 2, the embodiment provides a rough rock slope ecological slope protection structure, which is arranged on a rough rock slope 1, and comprises a plurality of ecological rods 2 arranged along the slope direction of the rock slope 1 at intervals up and down, each ecological rod 2 extends to two sides close to the rock slope 1, a layer of metal mesh 3 is laid on the plurality of ecological rods 2, the metal mesh 3 is anchored and connected with the rock slope 1, a layer of matrix layer is sprayed on the area between two adjacent ecological rods and the surfaces of the ecological rods, the metal mesh is embedded into the matrix layer, plant seeds are scattered on the surface of the matrix layer 4, a layer of ecological restoration fiber layer 5 is covered on the surface of the matrix layer 4, the ecological rods are arranged on the rock slope and anchored with the metal mesh, and then the ecological rods are sprayed and sowed, so that the adhesion capacity of the matrix layer on the rock slope is enhanced, the landslide can be avoided, and the adhesion of the matrix layer can be further improved by covering the ecological restoration fiber layer, so that the rainwater can be prevented from scouring the matrix layer. In the above technical solution, root guide holes 11 are uniformly and concavely formed in the rock slope surface 1 between two adjacent ecological rods 2, and the root guide holes 11 are filled with a plant growth substrate (wherein the plant growth substrate belongs to the prior art and is not described herein again). Through setting up the root system bullport, so make its root can stretch into in the root system bullport after the later stage vegetation, so make the root of vegetable layer if "miniature stake" nail go into the rock domatic on, so further stability of this domatic ecological slope protection structure of rock of improvement can prevent its slumping, is favorable to domatic soil and water to keep simultaneously.

In the technical scheme, the matrix layer 4 is formed by mixing soil, a water-retaining agent, an adhesive, a compound fertilizer and humus, so that vegetation growth is facilitated.

In the technical scheme, the plant seeds are formed by mixing shrub plant seeds and herbaceous plant seeds, and the shrub plants and the herbaceous plants are adopted to have good effect on water and soil conservation of the slope.

In the technical scheme, the metal net 3 is a galvanized iron wire net, so that the cost is low and the service life is long.

The ecological rod is an ecological bag with the length of more than one meter, plant seeds, soil, a matrix and the like are mixed in a certain proportion in the ecological bag, the plant seeds in the ecological rod can be the same as the plant seeds in the matrix layer 4, and the materials contained in the ecological rod can be consistent with the components of the matrix layer 4. Wherein, each ecological rod can be formed by stacking a plurality of ecological rods on the rock slope surface in sequence.

The ecological rod can prevent the landslide of the soil layer and the matrix layer of the spray seeding, and can also ensure the spacing distance between the metal net and the rock slope surface, thereby ensuring the uniform thickness of the spray seeding matrix layer.

Wherein, the diameter of the root system guiding hole can be 50mm, the depth can be 0.5m, the diameter of the ecological rod can be 10cm, and the ecological restoration fiber layer can adopt a coconut silk blanket or other plant fiber blankets.

Wherein, the proportion of the soil, the water retention agent, the adhesive, the compound fertilizer and the humus in the matrix layer can be that 0.5-1kg of the compound fertilizer, the humus (15-25 kg of organic fertilizer and 150 kg of turfy soil), 30-60g of the water retention agent and 30-60g of the adhesive are added into 1000kg of the soil, wherein, the water retention agent can adopt high-strength water absorption to form resin, and the adhesive can adopt soil ester adhesive.

Wherein the plant seeds can be selected from various perennial tall fescue, ryegrass, amorpha fruticosa, boswellia, acacia, vitex negundo, alfalfa, wild flower combination, caragana microphylla, arborvitae, ailanthus altissima, sambucus mongolicus and lespedeza.

Of course, plant seeds are uniformly mixed in the matrix layer, but the seed loss is large, and the seeds positioned at the bottom layer of the matrix layer are difficult to germinate.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a rough rock slope ecological slope protection structure, its sets up on domatic rough rock slope (1), its characterized in that, include along ecological stick (2) of multichannel that the domatic direction of rock (1) set up at the interval from top to bottom, every way ecological stick (2) extend to respectively and are close to the both sides of the domatic (1) of rock, multichannel laid one deck metal mesh (3) on ecological stick (2), and will metal mesh (3) with domatic (1) of rock is connected through the stock anchoring, adjacent two one deck matrix layer is spouted on regional and ecological stick's surface between the ecological stick, the metal mesh embedding in the matrix layer, the surface of matrix layer (4) is spilt the plant seed and is in matrix layer (4) surface cover is equipped with one deck ecological remediation fibrous layer (5).

2. The ecological slope protection structure for the rock slope surface as claimed in claim 1, wherein root guide holes (11) are uniformly and concavely formed in the rock slope surface (1) between two adjacent ecological rods (2), and the root guide holes (11) are filled with plant growing matrixes.

3. Ecological slope protection structure for rock slopes according to claim 1, characterized in that the metal mesh (3) is a galvanized wire mesh.