CN215406104U

CN215406104U - Ecological fence module for restoring side slope desertification soil

Info

Publication number: CN215406104U
Application number: CN202023228700.6U
Authority: CN
Inventors: 李春林; 许剑平; 曹志泉; 谢东升; 徐春莹
Original assignee: Qingdao Pingdu Guanzhong New Material Technology Co ltd; Qingdao Guanzhong Ecology Co ltd
Current assignee: Qingdao Pingdu Guanzhong New Material Technology Co ltd; Qingdao Guanzhong Ecology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2022-01-04
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses an ecological fence module for restoring side slope desertification soil. The ecological fence module comprises a middle slow-effect structural layer, a quick-acting nutrient layer deviated from the slow-effect structural layer, a water storage layer deviated from the quick-acting nutrient layer and an outermost paper layer. The quick-acting nutrition layer is formed by air-drying, compressing and supporting bean bran, mushroom residue and bagasse after microbial fermentation; the middle slow-release layer is prepared by compressing corn straws and coconut shells by adding bacillus subtilis; the water storage layer is made of a water-absorbing sponge and a PLA degradable plastic film which are formed by foaming wood fibers, and is compressed into a plate shape; the paper layer is made of straw pulp or old paper pulp through pressing.

Description

Ecological fence module for restoring side slope desertification soil

Technical Field

The utility model belongs to the field of slope ecological protection, and particularly relates to an ecological fence module for restoring slope desertification soil.

Background

With the influence of climate change, large-scale production and development and human economic activities, grassland degradation, side slope exposure and serious damage to an ecological system, the land desertification phenomenon is more serious, the biological diversity is reduced, the water and soil loss is aggravated, the agricultural sustainable development is seriously influenced, and how to improve the physicochemical property of desertified soil and improve the land productivity becomes a research hotspot. At present, cases of restoring the ecological environment of the side slope by applying ecological blankets, matrix spray seeding, soil dressing improvement and the like at home and abroad emerge endlessly, but most of the technical time is short, the engineering quantity is large, and the treatment is concentrated on surface soil. The improvement of deep soil and the improvement of fertilizer efficiency time become problems to be solved urgently in the existing side slope desertification soil.

Disclosure of Invention

The utility model aims to provide an ecological fence module for restoring side slope desertification soil, which is formed by vertically inserting ecological fence modules into sandy soil and arranging the ecological fence modules into a fence shape so as to realize the nutrient and water supply of deep soil and the control of the moving speed of aeolian sandy soil.

In order to achieve the purpose, the utility model adopts the following technical scheme.

The ecological fence module comprises a middle slow-release layer, a quick-acting nutrition layer connected with the middle slow-release layer left and right, a water storage layer connected with the quick-acting nutrition layer left and right, and a paper layer connected with the water storage layer left and right. The middle slow-release layer, the quick-acting nutrient layer, the water storage layer and the paper layer are bonded into a plate-shaped structure through a high polymer adhesive.

Further, the middle slow-release layer comprises corn straws, coconut fiber and bacillus subtilis, and is prepared by adding a high-molecular adhesive, a nutrient, a wetting agent and water, mixing and then air-drying; the thickness of the middle slow-release layer is 10 mm-12 mm; the high molecular adhesive comprises one or a combination of more of polyurethane, polyethylene and polyvinyl chloride; the nutrient comprises one or more of potassium nitrate, ammonium nitrate and potassium dihydrogen phosphate; the wetting agent comprises one or more of polyoxyethylene alkylphenol ether, polyoxyethylene fatty alcohol ether and polyoxyethylene polyoxypropylene block ester;

preparing an intermediate slow release layer: the slow-release layer comprises, by weight, 40-60 parts of corn straws, 20-40 parts of coconut fibers, 0.8-1.5% of bacillus subtilis, 5-15 parts of a high-molecular binder, 0-1 part of a nutritional agent, 0-1 part of a wetting agent and 5-20 parts of water. The method comprises the steps of adopting a high-temperature sterilization method to kill pest and bacteria of corn straws and coconut shell fibers, adding bacillus subtilis after the corn straws and the coconut shell fibers are uniformly mixed, adding a high-molecular adhesive, mixing with water, adding a nutritional agent and a wetting agent, uniformly stirring, and naturally drying until the materials are solidified.

Further, the quick-acting nutrition layer comprises fermented bean bran, mushroom residue and bagasse, and the thickness of the quick-acting nutrition layer is 15-20 mm; the bean bran is soybean residue produced in the process of producing soymilk or bean curd, and the particle size of the soybean residue is less than 10 mm; the mushroom residues are one or more of oyster mushroom, agaricus bisporus, pleurotus eryngii or mushroom residues of mushrooms, and the particle size is less than 10 mm; the grain size of the bagasse is less than 10 mm;

preparing a quick-acting nutrition layer: the quick-acting nutrition layer comprises 10-50 parts of bean bran, 20-40 parts of bagasse, 10-50 parts of mushroom residue, 5-15 parts of a polymer binder and 5-20 parts of water. Uniformly mixing the bean bran, the bagasse and the mushroom residue, fermenting for 2 weeks, adding a high-molecular adhesive and water, uniformly mixing, and naturally drying until the materials are solidified. The high molecular adhesive comprises one or a combination of more of polyurethane, polyethylene and polyvinyl chloride.

Further, the water storage layer comprises a water absorption sponge formed by foaming wood fibers and a PLA degradable plastic film, and the thickness of the water storage layer is 5-6 mm;

preparing a water layer: the water-absorbing sponge formed by foaming wood fibers and the PLA plastic film are melted and bonded together through a hot-pressing device, the PLA degradable plastic film and the water-absorbing sponge are prevented from rebounding, and the plate-shaped plastic film is manufactured.

Further, the paper layer material is one or two of straw pulp or old paper pulp, and the thickness of the paper layer is 0.5 mm-1 mm;

preparing a paper layer: placing the straw pulp or old paper pulp in a paper machine, drying and compacting at high temperature.

Further, the ecological fence module is cut into a plate-shaped structure with the length of 100-150 cm, the width of 30-40 cm and the thickness of 5.1-6.6 cm according to field conditions and plate hardness, so that the hardness and plasticity of the ecological fence module are ensured;

preparing an ecological fence module: according to the sequence of the paper layer, the water storage layer, the quick-acting nutrient layer, the middle slow-acting layer, the quick-acting nutrient layer, the water storage layer and the paper layer, the ecological fence module is prepared after the ecological fence module is sequentially adhered into a plate-shaped structure through a high polymer adhesive.

The utility model has the beneficial effects that:

1. the utility model provides an ecological fence module for restoring side slope desertification soil, which belongs to the modification technology of ecological blankets and is adjusted into a modular structure inserted into sandy soil from the original ground surface covering material. Therefore, nutrient and water conservation of deep soil and control of the moving speed of the aeolian sandy soil are realized.

2. After irrigation, the water storage layer absorbs water and swells, the PLA plastic film is broken through, and water is conveyed to the quick-acting nutrition layer while the water storage is maintained; the quick-acting nutrient layer of the ecological fence module comprises mushroom residues, bagasse and bean bran, is rich in nitrogen and organic matters, and can quickly deliver nutrients to an outer layer structure and soil after water absorption and expansion so as to meet the requirement of plant growth in a seedling stage; the middle slow-release layer of the ecological fence module contains unfermented plant materials, and slowly decomposes to continuously deliver nutrients to soil while stabilizing the structure of the ecological fence module.

3. Ecological fences are inserted in the sandy soil, so that the migration and loss of the aeolian sandy soil are effectively inhibited; after the ecological fence is consumed with nutrients or materials are degraded, the ecological fence can be inserted from the top of the slope to the bottom of the slope, and the nutrients can be supplemented in time. The ecological fence engineering has low maintenance difficulty, high construction elasticity and high restoration potential.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used for describing the embodiments will be briefly introduced below.

FIG. 1 is an illustration of the ecological fence effect of the present invention;

fig. 2 is a schematic structural diagram of a fence planting module of the utility model.

Labeled as: 1. an ecological fence module; 2. a side slope, 11 and a middle slow-release layer; 12. a quick-acting nutritive layer; 13. a aquifer; 14. and (7) a paper layer.

Detailed Description

The technical solution in the embodiments of the present invention is clearly and completely described below with reference to the drawings in the embodiments of the present invention.

The utility model aims to provide an ecological fence module for repairing side slope desertification soil, wherein the ecological fence module 1 comprises an intermediate slow-release layer 11, a quick-acting nutrient layer 12, a water storage layer 13 and a paper layer 14, and the ecological fence module 1 is sequentially adhered into a plate-shaped structure through a high polymer adhesive according to the sequence of the paper layer 14, the water storage layer 13, the quick-acting nutrient layer 12, the intermediate slow-release layer 11, the quick-acting nutrient layer 12, the water storage layer 13 and the paper layer 14.

The following describes in detail a method for preparing an ecological fence module for restoring desertified soil on a side slope according to the present invention with specific embodiments.

Example 1

An ecological fence module for restoring side slope desertification soil specifically comprises the following steps:

1) the manufacturing method of the middle slow-release layer 11 comprises the following steps: the method comprises the steps of treating corn straws and coconut shell fibers by a high-temperature sterilization method, wherein the particle size of the corn straws is smaller than 10mm, the particle size of the coconut shell fibers is smaller than 10mm, mixing 57 parts of the corn straws and 20 parts of the coconut shell fibers, adding 1.5wt% of bacillus subtilis, adding 10 parts of polyurethane, adding 1 part of potassium nitrate and 1 part of polyoxyethylene alkylphenol ether, uniformly mixing with 20 parts of water, and naturally drying until the materials are solidified.

2) The preparation method of the quick-acting nutrition layer 12 comprises the following steps: uniformly mixing 50 parts of soybean dregs, 30 parts of bagasse and 20 parts of oyster mushroom dregs, fermenting for 2 weeks, adding 10 parts of polyurethane, and naturally drying until the materials are solidified.

3) The manufacturing method of the water storage layer 13 comprises the following steps: the sponge is melted and adhered with the PLA degradable plastic film on the sponge through a heat device to prevent the sponge from rebounding, and the sponge is made into a plate shape.

4) The manufacturing method of the paper layer 14 comprises the following steps: placing the straw pulp in a paper machine, drying and compacting at high temperature, and cutting into fixed size according to required specification.

The materials of 1), 2), 3) and 4) are sequentially adhered by polyurethane into a plate-shaped structure with the length of 100cm, the width of 30cm and the thickness of 5.1cm according to the sequence of a paper layer 14, a water storage layer 13, a quick-acting nutrition layer 12, a middle slow-acting layer 11, a quick-acting nutrition layer 12, a water storage layer 13 and a paper layer 14. Wherein, the thickness of the middle slow-release layer 11 is 10mm, the thickness of the quick-acting nutrition layer 12 is 15mm, the thickness of the water storage layer 13 is 5mm, and the thickness of the paper layer 14 is 0.5 mm.

The ecological fence module gauge can effectively maintain plasticity, and the ecological fence planting module expanded by irrigation has excellent water retention and fertility. The raw materials of the ecological fence module adopt wastes of gardens and farms, so that the cyclic utilization of resources is realized; the product quality is light, simple structure, and is firm to decide, and the resistance to compression is anti to fall, is convenient for transportation and construction. The seeds sowed on the ecological fence are preferentially distributed along the planting modules, then are decomposed along with the planting modules, and the distribution range is continuously expanded, so that a powerful basis is provided for the deep-rooted plants and the woody plants to enter.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. An ecological fence module for restoring side slope desertification soil is characterized by comprising a middle slow-release layer, a quick-acting nutrition layer connected with the middle slow-release layer left and right, a water storage layer connected with the quick-acting nutrition layer left and right, and a paper layer connected with the water storage layer left and right; the middle slow-release layer, the quick-acting nutrient layer, the water storage layer and the paper layer are bonded into a plate-shaped structure through a high polymer adhesive.

2. The ecological fence module for restoring sandy soil of a side slope as claimed in claim 1, wherein the thickness of the middle slow release layer is 10mm to 12 mm.

3. The ecological fence module for remediating sandy soil of a side slope as recited in claim 1, wherein the thickness of the quick-acting nutrient layer is 15mm to 20 mm.

4. The ecological fence module for restoring sandy soil on a side slope as claimed in claim 1, wherein the aquifer comprises a water-absorbing sponge formed by foaming wood fibers and a PLA degradable plastic film, and the PLA degradable plastic film and the water-absorbing sponge are fused and bonded into a plate shape; the thickness of the water storage layer is 5 mm-6 mm.

5. The ecological fence module for restoring sandy soil of a side slope as claimed in claim 1, wherein the paper layer is straw pulp and/or old paper pulp; the thickness of the paper layer is 0.5 mm-1 mm.

6. The ecological fence module for restoring sandy soil on a side slope according to claim 1, wherein the ecological fence module is of a plate-shaped structure with the thickness of 5.1-6.6 cm, and is sequentially adhered into the plate-shaped structure through a high polymer adhesive according to the sequence of a paper layer, an aquifer, a quick-acting nutrient layer, an intermediate slow-acting layer, a quick-acting nutrient layer, the aquifer and the paper layer.

7. The ecological fence module for restoring sandy soil of a side slope according to claim 1, 2, 3 or 6, wherein the high polymer binder comprises one or a combination of polyurethane, polyethylene and polyvinyl chloride.