Artificial slope greening turf protective layer in cold and dry areas

Abstract

The utility model discloses an artificial slope greening turf protective layer in a cold and dry area, which relates to the related technical field of greening turf and comprises an artificial slope and a grid beam, and the grid beam is fixedly arranged on the artificial slope by arranging node anchor rods. The three-dimensional geonet has the advantages that the soil fixation effect and the flexibility of the three-dimensional geonet are utilized, and the turf is artificially planted in advance, so that the turf does not need to wait for integral forming, the turf transplanting condition can be met after a growing season, and the turf planted on an engineering site is more suitable for local climate conditions and high in survival rate; local ecological conditions are artificially simulated, turf is artificially planted in a centralized mode, overall transplanting is conducted when climate conditions are appropriate, a planting blanket which has certain integrity and impact resistance and can be cut at will according to the laying shape is formed through a three-dimensional geonet, grass seeds are scattered on the planting blanket, and the artificially-planted turf is formed. Due to the integrity of the planting blanket, integral transplanting can be achieved in the early stage of turf survival.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of afforestation turf, especially to a cold and arid region artificial slope afforestation turf protection layer. BACKGROUND

[0002] Under the natural conditions of the cold and arid region, the plant production cycle is short, and the growth is slow. After the artificial slope excavation is completed, the conventional spray-seeding grass seed (including TBS) method is used for greening. It is difficult to achieve the protection goal in the short term. After the plant growth period is subjected to heavy rain erosion, the surface soil and grass seeds are easily lost, further reducing the protection effect of the spray-seeding grass.

[0003] At present, the ordinary artificial turf on the market has harsh maintenance conditions and poor adaptability. Artificially planted grass that simulates local climate conditions needs to grow for many years to form a turf form with a certain integrity. Therefore, it is difficult to manufacture a greening turf protection layer. UTILITY MODEL CONTENTS

[0004] In order to improve the above-mentioned problem that the ordinary artificial turf on the market has harsh maintenance conditions and poor adaptability, and artificially planted grass that simulates local climate conditions needs to grow for many years to form a turf form with a certain integrity. Therefore, it is difficult to manufacture a greening turf protection layer. The utility model provides a cold and arid region artificial slope afforestation turf protection layer.

[0005] The utility model provides a cold and arid region artificial slope afforestation turf protection layer and its implementation method, adopt the following technical scheme:

[0006] A cold and arid region artificial slope afforestation turf protection layer, comprising an artificial slope and a grid beam, the grid beam is fixedly arranged on the artificial slope through a setting node anchor rod, and the grid beam is internally provided with an artificial turf protection layer.

[0007] Optionally, in the cold and arid region artificial slope afforestation turf protection layer, the artificial turf protection layer comprises a nutrient base layer and a planting blanket, the nutrient base layer is arranged on the inner bottom wall of the grid beam, and the planting blanket is arranged on the top of the nutrient base layer.

[0008] Optionally, in the cold and arid region artificial slope afforestation turf protection layer, the planting blanket comprises a fine-mesh geogrid, the fine-mesh geogrid is arranged on the top of the nutrient base layer, two layers of three-dimensional geogrids are arranged on the fine-mesh geogrid, and nutrient soil is laid between the two three-dimensional geogrids.

[0009] Optionally, in the artificial slope greening turf protection layer in cold and arid regions, the fine-meshed geogrid and the side edges of the three-dimensional geonet at the top are bound by nylon ropes.

[0010] Optionally, in the artificial slope greening turf protection layer in cold and arid regions, the artificial turf protection layer is cut according to the internal size of the grid beam, and the artificial turf protection layer is bound by nylon ropes around the cutting.

[0011] Optionally, in the artificial slope greening turf protection layer in cold and arid regions, the nutrient base layer is sprayed in the grid beam by TBS process.

[0012] Optionally, in the artificial slope greening turf protection layer in cold and arid regions, the planting blanket is connected to the grid beam by setting U-shaped nails.

[0013] In summary, the utility model has at least one of the following beneficial effects:

[0014] The utility model utilizes the soil fixation and flexibility of the three-dimensional geonet, and the artificial turf is planted in advance, so that the turf does not need to wait for the whole formation, and can meet the conditions of turf transplantation after a growing season, and the turf planted in the engineering site is more suitable for the local climate conditions, and has a high survival rate.

[0015] The turf is artificially planted by simulating the local ecological conditions, and is transplanted as a whole when the climate conditions are suitable, and the three-dimensional geonet forms a planting blanket with certain integrity, impact resistance, and arbitrary cutting according to the laying shape, and the turf is formed by sowing seeds on the planting blanket, and the whole turf can be transplanted in the initial stage of survival due to the integrity of the planting blanket. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 is the planar arrangement drawing of the utility model;

[0017] Fig. 2 is the sectional view of the utility model;

[0018] Fig. 3 is the planting and maintenance structure of the planting blanket of the utility model.

[0019] In the drawing: 1, grid beam; 2, node anchor rod; 3, artificial turf protection layer; 4, nutrient base layer; 5, planting blanket; 7, river sand; 8, fine-meshed geogrid; 9, three-dimensional geonet; 10, nutrient soil; 11, U-shaped nail. DETAILED DESCRIPTION

[0020] The utility model is further described below in combination with the drawings. Figs. 1-3 The utility model is further described below in combination with the drawings.

[0021] Please refer to the drawings in the specification Figs. 1-3 The utility model provides an embodiment: artificial side slope greening turf protection layer in cold and dry area, including artificial side slope and grid beam 1, need explanation, grid beam 1 is used as the separation of side slope support structure and turf protection, fixed structure, for improving the stability and erosion resistance of artificial side slope, and the form of grid beam 1 is various, can select type according to the shape and aesthetic requirement of side slope protection.

[0022] Grid beam 1 is fixedly arranged on artificial side slope through the setting node anchor rod 2, sets up node anchor rod 2 and grid beam 1 according to the side slope stability requirement after artificial side slope excavation is completed, grid beam 1 is arranged with the edge of slope or is arranged according to 1 / 3-1 / 2 grid beam 1 height excavation groove, and the surface of grid beam 1 protrudes the side slope, and the height is not less than 20cm.

[0023] Artificial turf protection layer 3 is arranged in grid beam 1, artificial turf protection layer 3 is cut according to the internal dimension of grid beam 1, and the periphery of artificial turf protection layer 3 is bound after cutting through nylon rope.

[0024] Artificial turf protection layer 3 includes nutrient base 4 and planting blanket 5, and nutrient base 4 is arranged at the inner bottom wall of grid beam 1, need explanation, nutrient base 4 is sprayed in the inside of grid beam 1 using TBS technology, and planting blanket 5 is arranged at the top of nutrient base 4, and the space in grid beam 1 is sprayed with 10cm-thick nutrient base 4 using TBS technology before covering planting blanket 5.

[0025] Planting blanket 5 is connected with grid beam 1 by setting U-shaped nail 11, and the length of U-shaped nail 11 is greater than or equal to 30cm, and the arrangement interval is about 50cm-100cm, and is selected according to the slope of the side slope, but when the slope is steeper than 1:1, small interval is used, and when the slope is gentler than 1:1, sparse interval can be used.

[0026] Planting blanket 5 includes fine-meshed geogrid 8, and fine-meshed geogrid 8 is arranged at the top of nutrient base 4, two layers of three-dimensional geogrids 9 are arranged on fine-meshed geogrid 8, and the side edges of fine-meshed geogrid 8 and the top three-dimensional geogrid 9 are bound by nylon rope, so as to form an integral mesh, and the interval of the nylon rope binding position is 50cm.

[0027] Nutrient soil 10 is laid between the two three-dimensional geogrids 9, and the nutrient soil 10 facilitates seeding of grass seeds.

[0028] It is to be noted that the inside and upper part of the bottom three-dimensional geotechnical net 9 is covered with nutrient soil 10 with a total thickness of 5 cm, the top layer three-dimensional geotechnical net 9 is covered on the nutrient soil 10, and then the nutrient soil 10 is continuously covered to half the thickness of the geotechnical net 9, the grass seeds suitable for local growth are scattered, and then the river sand 7 is covered with a thickness of not more than 1 cm, and the temperature, water, light, etc. are appropriately controlled according to the local climate conditions, and the planting blanket 5 is formed by the fine-mesh geotechnical grid 8 and the double-layer three-dimensional geotechnical net 9, which has a certain integrity, impact resistance, and can be arbitrarily cut according to the laying shape.

[0029] By artificially simulating the local ecological conditions, the artificial grass is concentrated and planted, the whole is transplanted when the climate conditions are suitable, and the three-dimensional geotechnical net 9 is used to form a planting blanket 5 with a certain integrity, impact resistance, and can be arbitrarily cut according to the laying shape, the artificial grass is formed by scattering the grass seeds on the planting blanket 5, and the whole is transplanted in the initial stage of the survival of the artificial grass.

[0030] In summary: first, the inside and upper part of the bottom three-dimensional geotechnical net 9 is covered with nutrient soil 10, the top layer three-dimensional geotechnical net 9 is covered on the nutrient soil 10, and then the nutrient soil 10 is continuously covered to half the thickness of the geotechnical net 9, the grass seeds suitable for local growth are scattered, and then the river sand 7 is covered with a thickness of not more than 1 cm, and the temperature, water, light, etc. are appropriately controlled according to the local climate conditions, and then the edge is bound by the nylon rope to form the planting blanket 5, then the space in the grid beam 1 is sprayed with the nutrient base layer 4 with a thickness of 10 cm before covering the planting blanket 5, the artificial grass protection layer 3 is formed, and the artificial grass protection layer 3 is cut into a size corresponding to the inside of the grid beam 1, and then the artificial grass protection layer 3 is installed in the grid beam 1.

[0031] The above are preferred embodiments of the present application, and are not limited to the protection scope of the present application, so: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A cold and arid region artificial side slope greening turf protection layer, comprising an artificial side slope and a grid beam (1), characterized in that: The grid beam (1) is fixed on the artificial side slope by setting a node anchor rod (2), and an artificial turf protection layer (3) is arranged in the grid beam (1); ​ The artificial turf protection layer (3) comprises a nutrient base layer (4) and a planting blanket (5), the nutrient base layer (4) is arranged on the inner bottom wall of the grid beam (1), and the planting blanket (5) is arranged on the top of the nutrient base layer (4); The planting blanket (5) comprises a fine-meshed geogrid (8), the fine-meshed geogrid (8) is arranged on the top of the nutrient base layer (4), two layers of three-dimensional geonets (9) are arranged on the fine-meshed geogrid (8), and nutrient soil (10) is arranged between the two three-dimensional geonets (9).

2. The cold and dry region artificial side slope greening turf protection layer according to claim 1, characterized in that: The side edges of the fine-meshed geogrid (8) and the top three-dimensional geonet (9) are bound by nylon ropes.

3. The cold and dry region artificial side slope greening turf protection layer according to claim 1, characterized in that: The artificial turf protection layer (3) is cut according to the internal dimensions of the grid beam (1), and the periphery of the artificial turf protection layer (3) is bound by nylon ropes after cutting.

4. The cold and dry region artificial slope greening turf protection layer according to claim 1, characterized in that: The nutrient base layer (4) is sprayed in the grid beam (1) by adopting a TBS process.

5. The cold and dry region artificial slope greening turf protection layer according to claim 1, characterized in that: The planting blanket (5) is connected with the grid beam (1) by setting U-shaped nails (11).

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