CN108179755A - A kind of greening concrete protective slope and its construction method - Google Patents

A kind of greening concrete protective slope and its construction method Download PDF

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Publication number
CN108179755A
CN108179755A CN201711345822.3A CN201711345822A CN108179755A CN 108179755 A CN108179755 A CN 108179755A CN 201711345822 A CN201711345822 A CN 201711345822A CN 108179755 A CN108179755 A CN 108179755A
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parts
slope
concrete
gridiron
plant
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CN201711345822.3A
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Chinese (zh)
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朱亚洲
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Collier Environmental Protection Technology Co Ltd
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Collier Environmental Protection Technology Co Ltd
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Priority to CN201711345822.3A priority Critical patent/CN108179755A/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/04Portland cements
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B17/00Other phosphatic fertilisers, e.g. soft rock phosphates, bone meal
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05CNITROGENOUS FERTILISERS
    • C05C3/00Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04Acids; Metal salts or ammonium salts thereof
    • C08F220/06Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • E02B3/128Coherent linings made on the spot, e.g. cast in situ, extruded on the spot
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/20Securing of slopes or inclines
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00Materials
    • E02D2300/0004Synthetics
    • E02D2300/0018Cement used as binder
    • E02D2300/002Concrete
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00Materials
    • E02D2300/0045Composites

Abstract

The invention discloses a kind of greening concrete protective slope and its construction methods, are related to counterfort virescence technical field, include the following steps:(1), slope surface treatment;(2), casting concrete gridiron;(3), casting concrete shield top;(4), Nutrition Soil be laid with;(5), installation plant biological bag;(6), spraying and sowing plant growth matrix;(7), covering non-woven fabrics;(8), maintenance molding.Present invention process is easy to operate, and mechanization degree is high, and speed of application is fast and short construction period, and Greening functions are also acted as while enhancing bank protection security performance.

Description

A kind of greening concrete protective slope and its construction method
Technical field
The present invention relates to bulkhead tech fields, and in particular to a kind of greening concrete protective slope and its construction method.
Background technology
Traditional bank protection mainly grouts block or placed rockfill, cast-in-place concrete, precast concrete block etc., these structure shapes The bank protection of formula is keeping the structural stability of bank slope, is preventing erosion and control flood and drain flooded fields etc., playing certain work With.But they are to varying degrees, produce harmful effect to landscape, environment and ecology, these slop protection materials and mask Design feature has cut off people, water exchange and underground water coke slurry, destroy the substance that is formed between water-soil-plant-biology with The self-purification capacity of Power Cycle, biological habitat and water, causes the deterioration of water body and terrestrial environment, leads to local ecology Environmental degradation.In addition, traditional slope protection construction is cumbersome and the period is longer.
Invention content
The object of the present invention is to provide a kind of greening concrete protective slope and its construction methods, and technological operation is simple, mechanization Degree is high, and speed of application is fast and short construction period, enhances bank protection security performance, while also act as Greening functions, improves ecological ring Border.
The present invention provides following technical solutions:A kind of construction method of greening concrete protective slope, includes the following steps:
(1), slope surface treatment
Remove plant, sediment, surface dust, float stone and the prominent rock on side slope surface, smooth slope surface, machinery compacting;
(2), casting concrete gridiron
Prepare concrete, be put into blender and stir evenly, in step(1)Treated side slope surface casting concrete gridiron, Side slope is separated into the concrete gridiron for being uniformly connected and putting, the concrete gridiron includes outer gridiron and interior gridiron, described mixed Expansion joint is equipped between the outer gridiron of solidifying soil and outer gridiron, outer gridiron is equipped with reinforcing rib, and also interval is equipped on concrete gridiron Anchor pole;
The outer gridiron cross-sectional area of concrete is more than 20cm * 20cm, and interior gridiron cross-sectional area is more than 10cm * 10cm, at slope foot also Equipped with preventing the foundation structure that outer gridiron sinks or float for concrete;
The concrete includes the raw material of following part meter:55 ~ 65 parts of portland cement, 35 ~ 45 parts of flyash, polymer fiber 35 ~ 45 parts, 30 ~ 35 parts of organic salt, 30 ~ 35 parts of lightweight silicon manganese slag, 25 ~ 30 parts of fine sand, 25 ~ 30 parts of acrylic emulsion, antifreezing agent 14 ~ 100 ~ 180 parts of 16 parts, 14 ~ 16 parts of water-reducing agent, 10 ~ 12 parts of ethyl alcohol and water;
(3), build concrete shield top
The foundation soil of 10 ~ 20cm is excavated in top of the slope, pours into a mould step(2)Concrete as shield push up;
(4), Nutrition Soil be laid with
Concrete gridiron pour into a mould and be molded after 2 ~ 3 days, set Nutrition Soil in concrete gridiron middle berth, thickness is 5 ~ 8cm, is used after laying 300 ~ 500 times of diluted aqueous acetic acids are sprayed to slope surface;
(5), installation plant biological bag
Prepare plant biological bag and simultaneously fill the raw matrix of plant, point is sown into shrub seeds in plant biological bag, and plant biological bag is spaced apart to interior On the base of gridiron, weeper drain is set, one end of weeper drain communicates, freely with nutrition soil layer between two neighboring plant biological bag End is exposed to outside the nutrition soil layer;
(6), spraying and sowing plant growth matrix
Prepare to plant raw matrix, be mixed into herbaceous plant seeds, be put into hydroseeder, sow grass seeds by duster in gun slot plus water to slope surface;
(7), covering non-woven fabrics
Step(6)Plant life matrix sow grass seeds by duster after completion 20 ~ for 24 hours, fix covering non-woven fabrics planting raw stromal surface;
(8), maintenance molding
To planting raw matrix watering moisturizing maintenance, until herbaceous plant covers entire slope surface.
Preferably, the step(2)Middle polymer fiber is mixed for vinal and polypropylene fibre;It is antifreeze Agent includes the raw material of following part meter:2 ~ 3 parts of 4 ~ 6 parts of nitrate, 4 ~ 6 parts of calcium formate and water;Water-reducing agent subtracts for poly-carboxylic high-performance Aqua, water-reducing agent solid content are not less than 20%, and water-reducing rate is not less than 25%;Organic salt is citrate, tartrate and glucose Any one of hydrochlorate is several, and foundation structure is any one of barricade, stone riprap and pile sinking.
Preferably, the step(2)The preparation method of concrete is:
(1), according to proportioning silicon manganese slag and organic salt be uniformly mixed, obtain the silicon manganese slag of organic salt modification;
(2), to organic salt be modified silicon manganese slag in add in fine sand, be uniformly mixed, obtain fine aggregate;
(3), surplus stock is added in into fine aggregate, be sufficiently stirred, obtain the concrete.
Preferably, the step(4)Nutrition Soil includes the raw material of following part meter:65 ~ 70 parts of leaf mould, bentonite 45 ~ 55 Part, 35 ~ 40 parts of perlite, 35 ~ 40 parts of waste of greening, 15 ~ 25 parts of inorganic fertilizer, 15 ~ 25 parts of high hydroscopic resin, trace element 100 ~ 150 parts of 10 ~ 15 parts of component, 5 ~ 10 parts of root-growing agent, 5 ~ 10 parts of chitosan and water.
Preferably, the preparation method of the high hydroscopic resin is,
(1), prepare dispersant solution:4 ~ 6 parts of sorbitol monooleates and 4 ~ 6 parts of sorbitan monostearates are mixed, with After be added in dispersant hexamethylene, be warming up to 60 degrees Celsius, fully dissolving is uniformly dispersed, and leads to nitrogen deoxygenation 20min, is divided Dispersant solution;
(2), prepare monomer mixed solution:39 ~ 41 parts of acrylic acid, 9 ~ 10 parts of sodium hydroxide solutions are neutralized at room temperature, are then added Enter 24 ~ 26 parts of acrylamides, 4 ~ 6 parts of crosslinking agent N, N- methylene-bisacrylamides, 1 ~ 2 part of potassium peroxydisulfate and 1 ~ 2 part of hydrogen sulfate Sodium, stirring and dissolving are uniformly mixed, and obtain monomer mixed solution;
(3), monomer mixture solution is added in dispersant solution, react and be warming up to 63 degrees Celsius after 2h the reaction was continued 1h, make Monomer reaction is complete, and after reaction, product is filtered, dries and obtains the high hydroscopic resin.
Preferably, the trace element suite point includes the raw material of following part meter:5 ~ 7 parts of ferrous sulfate, 3 ~ 4 parts of zinc sulfate, 1 ~ 2 part of 3 ~ 4 parts of ammonium molybdate, 1 ~ 2 part of copper sulphate, 1 ~ 2 part of borax and manganese sulfate.
Preferably, the step(5)And step(6)The raw matrix of plant include the raw material of following part meter:Perlite 65 ~ 75 Part, 45 ~ 50 parts of medical stone, 45 ~ 50 parts of clay, 9 ~ 11 parts of starch, 7 ~ 9 parts of graphite oxide aerogel, 4 ~ 5 parts of straw, bone meal 2 ~ 3 parts, 2 ~ 3 parts of Carapax Eriocheir sinensis powder, 1 ~ 2 part of peanut shell, 1 ~ 2 part of polyglutamic acid, 1 ~ 2 part of lactic acid bacteria, 1 ~ 2 part of rape cake and water 100 ~ 200 parts.
Preferably, the step(5)Shrub seeds are described to treat grass one or more of for silk tree, chrysanthemum Chinese scholartree and locust tree When the emergence of this vegetable seeds grows to 5~6 cm or 2~3 leaves, non-woven fabrics is removed, after emerging one month, imposes composite fertilizer.
Preferably, the step(6)Before the middle raw matrix of plant is sowed grass seeds by duster, water spray moistening first is carried out to slope surface, spray is kept when sowing grass seeds by duster Muzzle is vertical with slope surface, sows grass seeds by duster down from slope surface top, 3500~4000 Pa of gun slot wind pressure, and thickness of sowing grass seeds by duster is 2 ~ 4cm.
Beneficial effects of the present invention:Technological operation is simple, and mechanization degree is high, and speed of application is fast and short construction period, increases Greening functions are also acted as while strong bank protection security performance, it is specific as follows:
(1), the present invention first carries out slope surface treatment, and removal of impurities and smooth slope surface are that it reaches construction requirement;Casting concrete lattice later Frame protects top with concrete is built, and slope surface is separated the gridiron shape in interconnection, and building protective slope structure enhances slope stability, and Play the role of bank protection;Nutrition Soil is set on original soil layer upper berth, convenient for herbal growth, retain water and nutrients;Then installation is planted Raw bag and spraying and sowing plant growth matrix, Nutrition Soil can be constrained by planting raw matrix, prevent nutrient loss;Finally supported by covering non-woven fabrics Shield, obtains protective slope structure after molding, technological operation is simple, and Greening functions are also acted as while enhancing bank protection security performance;
(2), the Nutrition Soil used in the present invention is acidotrophy soil, and the aqueous solution for adding in dilution acetic acid is poured, and can be made The organic organization's dry matter obtained in acidotrophy soil is able to ferment and decompose, and continues to generate humic acid, is conducive to plant growth;
(3), the present invention outer gridiron be equipped with reinforcing rib, also interval is equipped with anchor pole on concrete gridiron, plays reinforcement effect, Wherein anchor pole can prevent gridiron to be subjected to displacement when sliding force is more than side slope resistance;
(4), the present invention two kinds of shrub seeds and herbaceous plant seeds are planted on bank protection, wherein, shrub seeds program request is given birth to planting In bag, root system, tensile strength take root range and depth is bigger than herbaceous plant, but herbaceous plant seeds growth shaping and green It is faster than shrub seeds to change speed, therefore, the two, which combines to form three-dimensional safeguard structure and preferably constrain, plants raw matrix;
(5), the present invention concrete in add antifreezing agent in the feed, NO3-N and NO2-N is to the durability shadow of concrete Sound is smaller, can resist 0 degree Celsius~-40 degrees Celsius of low temperature environment, can be used in severe winter area;Addition is light in the feed Matter silicon manganese slag and organic salt, after the two mixing, organic salt is uniformly wrapped on silicon manganese slag surface, can not only reduce lightweight silicon manganese slag Water absorption rate, the reaction rate for the calcium hydroxide that silicon manganese slag and hydrated cementitious generate can also be mitigated, will not be to the steady of concrete It is qualitative to have an impact;In addition, the backbone of organic salt can fetter partial moisture in concrete, make organic salt that there is storage Water acts on, and the initial stage after concrete formation reduces cement and the fine aggregate interface ratio of mud, former with other so as to improve cement The adhesion strength and early strength at interface, the moisture in the later stage, concrete gradually decrease between material, have absorbed water at this time The organic salt divided can slowly release moisture, and concrete is made to obtain adequately moist maintenance;
(6), the present invention Nutrition Soil in add high hydroscopic resin, using sorbitol monooleate and sorbitan monostearate It is added in dispersant as emulsifier, obtains dispersant solution;Again using N, N- methylene-bisacrylamides are as crosslinking agent, sulphur Monomer mixed solution is obtained by the reaction with acrylamide as initiator in sour potassium and niter cake;Monomer mixed solution is added to dispersion It is reacted in agent solution, product is filtered, dries and obtains high hydroscopic resin, can caused Nutrition Soil that there is water retention property, provide green Change moisture needed for plant growth, the present invention can not only play protective action, but also can be with greening environment;
(7), weeper drain is set between the two neighboring plant biological bag of the present invention, one end of weeper drain is communicated with nutrition soil layer, oneself It is exposed to outside nutrition soil layer, played a role in the drainage by end so that moisture is recycled with Groundwater formation, so as to form the life of slope surface State system.
Specific embodiment
With reference to specific embodiment, the present invention is further explained.These embodiments are merely to illustrate the present invention and do not have to In limiting the scope of the invention.
Embodiment 1
A kind of construction method of greening concrete protective slope, includes the following steps:
(1), slope surface treatment
Remove plant, sediment, surface dust, float stone and the prominent rock on side slope surface, smooth slope surface, machinery compacting;
(2), casting concrete gridiron
Prepare concrete, be put into blender and stir evenly, in step(1)Treated side slope surface casting concrete gridiron, Side slope is separated into the concrete gridiron for being uniformly connected and putting, the concrete gridiron includes outer gridiron and interior gridiron, described mixed Expansion joint is equipped between the outer gridiron of solidifying soil and outer gridiron, outer gridiron is equipped with reinforcing rib, and also interval is equipped on concrete gridiron Anchor pole;
The outer gridiron cross-sectional area of concrete is 30cm * 30cm, and interior gridiron cross-sectional area is 20cm * 20cm, is additionally provided at slope foot Outer gridiron sinking or the foundation structure floated are prevented for concrete;
The concrete includes the raw material of following part meter:55 parts of portland cement, 35 parts of polymer fiber, has 35 parts of flyash 30 parts of machine salt, 30 parts of lightweight silicon manganese slag, 25 parts of fine sand, 25 parts of acrylic emulsion, 14 parts of antifreezing agent, 14 parts of water-reducing agent, ethyl alcohol 10 100 parts of part and water;
(3), casting concrete shield top
The foundation soil of 10cm is excavated in top of the slope, pours into a mould step(2)Concrete as shield push up;
(4), Nutrition Soil be laid with
Concrete gridiron pour into a mould and be molded after 2 days, set Nutrition Soil, thickness 5cm, with 300 after laying in concrete gridiron middle berth Diluted aqueous acetic acid is sprayed to slope surface again;
(5), installation plant biological bag
Prepare plant biological bag and simultaneously fill the raw matrix of plant, point is sown into shrub seeds in plant biological bag, and plant biological bag is spaced apart to interior On the base of gridiron, weeper drain is set, one end of weeper drain communicates, freely with nutrition soil layer between two neighboring plant biological bag End is exposed to outside the nutrition soil layer;
(6), spraying and sowing plant growth matrix
Prepare to plant raw matrix, be mixed into herbaceous plant seeds, be put into hydroseeder, sow grass seeds by duster in gun slot plus water to slope surface;
(7), covering non-woven fabrics
Step(6)Plant life matrix sow grass seeds by duster and complete 20h after, fix covering non-woven fabrics planting raw stromal surface;
(8), maintenance molding
To planting raw matrix watering moisturizing maintenance, until herbaceous plant covers entire slope surface.
Wherein,
The step(2)Middle polymer fiber is mixed for vinal and polypropylene fibre;Antifreezing agent includes following The raw material of part meter:2 parts of 4 parts of nitrate, 4 parts of calcium formate and water;Water-reducing agent is high performance water reducing agent of polyocarboxy acid, water-reducing agent solid content It is 22%, water-reducing rate 25%;Organic salt is citrate, and foundation structure is barricade.
Wherein,
The step(2)The preparation method of concrete is:
(1), according to proportioning silicon manganese slag and organic salt be uniformly mixed, obtain the silicon manganese slag of organic salt modification;
(2), to organic salt be modified silicon manganese slag in add in fine sand, be uniformly mixed, obtain fine aggregate;
(3), surplus stock is added in into fine aggregate, be sufficiently stirred, obtain the concrete.
Wherein,
The step(4)Nutrition Soil includes the raw material of following part meter:65 parts of leaf mould, 45 parts of bentonite, 35 parts of perlite, greening 35 parts of waste, 15 parts of inorganic fertilizer, 15 parts of high hydroscopic resin, micro- 10 parts of component, 5 parts of root-growing agent, 5 parts of chitosan and 100 parts of water.
Wherein,
The preparation method of the high hydroscopic resin is,
(1), prepare dispersant solution:4 parts of sorbitol monooleates and 4 parts of sorbitan monostearates are mixed, are then added Enter into dispersant hexamethylene, be warming up to 60 degrees Celsius, fully dissolving is uniformly dispersed, and leads to nitrogen deoxygenation 20min, obtains dispersant Solution;
(2), prepare monomer mixed solution:39 parts of acrylic acid, 9 parts of sodium hydroxide solutions are neutralized at room temperature, then add in 24 parts Acrylamide, 4 parts of crosslinking agent N, N- methylene-bisacrylamides, 1 part of potassium peroxydisulfate and 1 part of niter cake, stirring and dissolving mixing Uniformly, monomer mixed solution is obtained;
(3), monomer mixture solution is added in dispersant solution, react and be warming up to 63 degrees Celsius after 2h the reaction was continued 1h, make Monomer reaction is complete, and after reaction, product is filtered, dries and obtains the high hydroscopic resin.
The preparation method of the leaf mould is:Tree deciduous leaf, residual grass or dish skin are collected in autumn and winter, is mixed with soil It mixes, slightly water-water reactor product, compression, turning is primary after 2 months, rewaters or animal class is urinated, decomposed 40 days, after drying sieving, It stores spare.
Wherein,
The trace element suite point includes the raw material of following part meter:5 parts of ferrous sulfate, 3 parts of zinc sulfate, 3 parts of ammonium molybdate, copper sulphate 1 part of 1 part, 1 part of borax and manganese sulfate.
The step(5)And step(6)The raw matrix of plant include the raw material of following part meter:65 parts of perlite, medical stone 45 Part, 45 parts of clay, 9 parts of starch, 7 parts of graphite oxide aerogel, 4 parts of straw, 2 parts of bone meal, 2 parts of Carapax Eriocheir sinensis powder, peanut shell 1 100 parts of part, 1 part of polyglutamic acid, 1 part of lactic acid bacteria, 1 part of rape cake and water.
The step(5)Shrub seeds are one or more of silk tree, chrysanthemum Chinese scholartree and locust tree, treat that herbaceous plant seeds go out When seedling grows to 5cm, non-woven fabrics is removed, after emerging one month, imposes composite fertilizer.
The step(6)Before the middle raw matrix of plant is sowed grass seeds by duster, water spray moistening first is carried out to slope surface, gun slot and slope are kept when sowing grass seeds by duster Face is vertical, sows grass seeds by duster down from slope surface top, gun slot wind pressure 3500Pa, and thickness of sowing grass seeds by duster is 2cm;
Embodiment 2
A kind of construction method of greening concrete protective slope, includes the following steps:
(1), slope surface treatment
Remove plant, sediment, surface dust, float stone and the prominent rock on side slope surface, smooth slope surface, machinery compacting;
(2), casting concrete gridiron
Prepare concrete, be put into blender and stir evenly, in step(1)Treated side slope surface casting concrete gridiron, Side slope is separated into the concrete gridiron for being uniformly connected and putting, the concrete gridiron includes outer gridiron and interior gridiron, described mixed Expansion joint is equipped between the outer gridiron of solidifying soil and outer gridiron, outer gridiron is equipped with reinforcing rib, and also interval is equipped on concrete gridiron Anchor pole;
The outer gridiron cross-sectional area of concrete is 40cm * 40cm, and interior gridiron cross-sectional area is 20cm * 20cm, is additionally provided at slope foot Outer gridiron sinking or the foundation structure floated are prevented for concrete;
The concrete includes the raw material of following part meter:65 parts of portland cement, 45 parts of polymer fiber, has 45 parts of flyash 35 parts of machine salt, 35 parts of lightweight silicon manganese slag, 30 parts of fine sand, 30 parts of acrylic emulsion, 16 parts of antifreezing agent, 16 parts of water-reducing agent, ethyl alcohol 12 180 parts of part and water;
(3), casting concrete shield top
The foundation soil of 20cm is excavated in top of the slope, pours into a mould step(2)Concrete as shield push up;
(4), Nutrition Soil be laid with
Concrete gridiron pour into a mould and be molded after 3 days, set Nutrition Soil, thickness 8cm, with 500 after laying in concrete gridiron middle berth Diluted aqueous acetic acid is sprayed to slope surface again;
(5), installation plant biological bag
Prepare plant biological bag and simultaneously fill the raw matrix of plant, point is sown into shrub seeds in plant biological bag, and plant biological bag is spaced apart to interior On the base of gridiron, weeper drain is set, one end of weeper drain communicates, freely with nutrition soil layer between two neighboring plant biological bag End is exposed to outside nutrition soil layer;
(6), spraying and sowing plant growth matrix
Prepare to plant raw matrix, be mixed into herbaceous plant seeds, be put into hydroseeder, sow grass seeds by duster in gun slot plus water to slope surface;
(7), covering non-woven fabrics
Step(6)Plant life matrix sow grass seeds by duster after completion for 24 hours, fix covering non-woven fabrics planting raw stromal surface;
(8), maintenance molding
To planting raw matrix watering moisturizing maintenance, until herbaceous plant covers entire slope surface.
Wherein,
The step(2)Middle polymer fiber is mixed for vinal and polypropylene fibre;Antifreezing agent includes following The raw material of part meter:3 parts of 6 parts of nitrate, 6 parts of calcium formate and water;Water-reducing agent is high performance water reducing agent of polyocarboxy acid, water-reducing agent solid content It is 28%, water-reducing rate 30%;Organic salt is tartrate, and foundation structure is stone riprap.
Wherein,
The step(2)The preparation method of concrete is:
(1), according to proportioning silicon manganese slag and organic salt be uniformly mixed, obtain the silicon manganese slag of organic salt modification;
(2), to organic salt be modified silicon manganese slag in add in fine sand, be uniformly mixed, obtain fine aggregate;
(3), surplus stock is added in into fine aggregate, be sufficiently stirred, obtain the concrete.
Wherein,
The step(4)Nutrition Soil includes the raw material of following part meter:70 parts of leaf mould, 55 parts of bentonite, 40 parts of perlite, greening 40 parts of waste, 25 parts of inorganic fertilizer, 25 parts of high hydroscopic resin, micro- 15 parts of component, 10 parts of root-growing agent, 10 parts of chitosan With 150 parts of water.
Wherein,
The preparation method of the high hydroscopic resin is,
(1), prepare dispersant solution:6 parts of sorbitol monooleates and 6 parts of sorbitan monostearates are mixed, are then added Enter into dispersant hexamethylene, be warming up to 60 degrees Celsius, fully dissolving is uniformly dispersed, and leads to nitrogen deoxygenation 20min, obtains dispersant Solution;
(2), prepare monomer mixed solution:41 parts of acrylic acid, 10 parts of sodium hydroxide solutions are neutralized at room temperature, then add in 26 Part acrylamide, 6 parts of crosslinking agent N, N- methylene-bisacrylamides, 2 parts of potassium peroxydisulfates and 2 parts of niter cakes, stirring and dissolving are mixed Close uniform, acquisition monomer mixed solution;
(3), monomer mixture solution is added in dispersant solution, react and be warming up to 63 degrees Celsius after 2h the reaction was continued 1h, make Monomer reaction is complete, and after reaction, product is filtered, dries and obtains the high hydroscopic resin.
The preparation method of the leaf mould is:Tree deciduous leaf, residual grass or dish skin are collected in autumn and winter, is mixed with soil It mixes, slightly water-water reactor product, compression, turning is primary after 3 months, rewaters or animal class is urinated, decomposed 50 days, after drying sieving, It stores spare.
Wherein,
The trace element suite point includes the raw material of following part meter:7 parts of ferrous sulfate, 4 parts of zinc sulfate, 4 parts of ammonium molybdate, copper sulphate 2 parts of 2 parts, 2 parts of borax and manganese sulfate.
Wherein,
The step(5)And step(6)The raw matrix of plant include the raw material of following part meter:75 parts of perlite, glues 50 parts of medical stone 50 parts of soil, 9 parts of graphite oxide aerogel, 5 parts of straw, 3 parts of bone meal, 3 parts of Carapax Eriocheir sinensis powder, 2 parts of peanut shell, gathers 11 parts of starch 200 parts of 2 parts of glutamic acid, 2 parts of lactic acid bacteria, 2 parts of rape cake and water.
The step(5)Shrub seeds are chrysanthemum Chinese scholartree, when the herbaceous plant seeds emergence grows to 6 cm, remove nonwoven Cloth after emerging one month, imposes composite fertilizer.
The step(6)Before the middle raw matrix of plant is sowed grass seeds by duster, water spray moistening first is carried out to slope surface, gun slot and slope are kept when sowing grass seeds by duster Face is vertical, sows grass seeds by duster down from slope surface top, 4000 Pa of gun slot wind pressure, and thickness of sowing grass seeds by duster is 4cm.
Embodiment 3
A kind of construction method of greening concrete protective slope, includes the following steps:
(1), slope surface treatment
Remove plant, sediment, surface dust, float stone and the prominent rock on side slope surface, smooth slope surface, machinery compacting;
(2), casting concrete gridiron
Prepare concrete, be put into blender and stir evenly, in step(1)Treated side slope surface casting concrete gridiron, Side slope is separated into the concrete gridiron for being uniformly connected and putting, the concrete gridiron includes outer gridiron and interior gridiron, described mixed Expansion joint is equipped between the outer gridiron of solidifying soil and outer gridiron, outer gridiron is equipped with reinforcing rib, and also interval is equipped on concrete gridiron Anchor pole;
The outer gridiron cross-sectional area of concrete is 32cm * 32cm, and interior gridiron cross-sectional area is 15cm * 15cm, is additionally provided at slope foot Outer gridiron sinking or the foundation structure floated are prevented for concrete;
The concrete includes the raw material of following part meter:60 parts of portland cement, 40 parts of polymer fiber, has 40 parts of flyash 32 parts of machine salt, 32 parts of lightweight silicon manganese slag, 27 parts of fine sand, 27 parts of acrylic emulsion, 15 parts of antifreezing agent, 15 parts of water-reducing agent, ethyl alcohol 11 140 parts of part and water;
(3), build concrete shield top
The foundation soil of 15cm is excavated in top of the slope, pours into a mould step(2)Concrete as shield push up;
(4), Nutrition Soil be laid with
Concrete gridiron pour into a mould and be molded after 2 days, set Nutrition Soil, thickness 6cm, with 400 after laying in concrete gridiron middle berth Diluted aqueous acetic acid is sprayed to slope surface again;
(5), installation plant biological bag
Prepare plant biological bag and simultaneously fill the raw matrix of plant, point is sown into shrub seeds in plant biological bag, and plant biological bag is spaced apart to interior On the base of gridiron, weeper drain is set, one end of weeper drain communicates, freely with nutrition soil layer between two neighboring plant biological bag End is exposed to outside the nutrition soil layer;
(6), spraying and sowing plant growth matrix
Prepare to plant raw matrix, be mixed into herbaceous plant seeds, be put into hydroseeder, sow grass seeds by duster in gun slot plus water to slope surface;
(7), covering non-woven fabrics
Step(6)Plant life matrix sow grass seeds by duster and complete 22h after, fix covering non-woven fabrics planting raw stromal surface;
(8), maintenance molding
To planting raw matrix watering moisturizing maintenance, until herbaceous plant covers entire slope surface.
Wherein,
The step(2)Middle polymer fiber is mixed for vinal and polypropylene fibre;Antifreezing agent includes following The raw material of part meter:2.5 parts of 5 parts of nitrate, 5 parts of calcium formate and water;Water-reducing agent is high performance water reducing agent of polyocarboxy acid, and water-reducing agent is containing solid It is 20% to measure, water-reducing rate 25%;Organic salt is gluconate, and foundation structure is pile sinking.
Wherein,
The step(2)The preparation method of concrete is:
(1), according to proportioning silicon manganese slag and organic salt be uniformly mixed, obtain the silicon manganese slag of organic salt modification;
(2), to organic salt be modified silicon manganese slag in add in fine sand, be uniformly mixed, obtain fine aggregate;
(3), surplus stock is added in into fine aggregate, be sufficiently stirred, obtain the concrete.
Wherein,
The step(4)Nutrition Soil includes the raw material of following part meter:67.5 parts of leaf mould, 50 parts of bentonite, 36.5 parts of perlite, Afforest 36.5 parts of waste, 20 parts of inorganic fertilizer, 20 parts of high hydroscopic resin, micro- 12.5 parts of component, 7.5 parts of root-growing agent, 125 parts of 7.5 parts of chitosan and water.
Wherein,
The preparation method of the high hydroscopic resin is,
(1), prepare dispersant solution:5 parts of sorbitol monooleates and 5 parts of sorbitan monostearates are mixed, are then added Enter into dispersant hexamethylene, be warming up to 60 degrees Celsius, fully dissolving is uniformly dispersed, and leads to nitrogen deoxygenation 20min, obtains dispersant Solution;
(2), prepare monomer mixed solution:40 parts of acrylic acid, 9 parts of sodium hydroxide solutions are neutralized at room temperature, then add in 25 parts Acrylamide, 5 parts of crosslinking agent N, N- methylene-bisacrylamides, 1.5 parts of potassium peroxydisulfates and 1.5 parts of niter cakes, stirring and dissolving It is uniformly mixed, obtains monomer mixed solution;
(3), monomer mixture solution is added in dispersant solution, react and be warming up to 63 degrees Celsius after 2h the reaction was continued 1h, make Monomer reaction is complete, and after reaction, product is filtered, dries and obtains the high hydroscopic resin.
The preparation method of the leaf mould is:Tree deciduous leaf, residual grass or dish skin are collected in autumn and winter, is mixed with soil It mixes, slightly water-water reactor product, compression, turning is primary after 3 months, rewaters or animal class is urinated, decomposed 50 days, after drying sieving, It stores spare.
Wherein,
The trace element suite point includes the raw material of following part meter:6 parts of ferrous sulfate, 3.5 parts of zinc sulfate, 3.5 parts of ammonium molybdate, sulphur 1.5 parts of sour 1.5 parts of copper, 1.5 parts of borax and manganese sulfate.
The step(5)And step(6)The raw matrix of plant include the raw material of following part meter:70 parts of perlite, medical stone 47.5 parts, 47.5 parts of clay, 10 parts of starch, 8 parts of graphite oxide aerogel, 4.5 parts of straw, 2.5 parts of bone meal, Carapax Eriocheir sinensis powder 150 parts of 2.5 parts, 1.5 parts of peanut shell, 1.5 parts of polyglutamic acid, 1.5 parts of lactic acid bacteria, 1.5 parts of rape cake and water.
The step(5)Shrub seeds are silk tree, described when herbaceous plant seeds emergence grows to 3 leaves, remove nonwoven Cloth after emerging one month, imposes composite fertilizer.
The step(6)Before the middle raw matrix of plant is sowed grass seeds by duster, water spray moistening first is carried out to slope surface, gun slot and slope are kept when sowing grass seeds by duster Face is vertical, sows grass seeds by duster down from slope surface top, gun slot wind pressure 3750Pa, and thickness of sowing grass seeds by duster is 3cm..
The present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, according to So it can modify to the technical solution recorded in foregoing embodiments or which part technical characteristic is equally replaced It changes.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention Protection domain within.

Claims (9)

1. a kind of construction method of greening concrete protective slope, which is characterized in that include the following steps:
(1), slope surface treatment
Remove plant, sediment, surface dust, float stone and the prominent rock on side slope surface, smooth slope surface, machinery compacting;
(2), casting concrete gridiron
Prepare concrete, be put into blender and stir evenly, in step(1)Treated side slope surface casting concrete gridiron, Side slope is separated into the concrete gridiron for being uniformly connected and putting, the concrete gridiron includes outer gridiron and interior gridiron, described mixed Expansion joint is equipped between the outer gridiron of solidifying soil and outer gridiron, outer gridiron is equipped with reinforcing rib, and also interval is equipped on concrete gridiron Anchor pole;
The outer gridiron cross-sectional area of concrete is more than 20cm * 20cm, and interior gridiron cross-sectional area is more than 10cm * 10cm, at slope foot also Equipped with preventing the foundation structure that outer gridiron sinks or float for concrete;
The concrete includes the raw material of following part meter:55 ~ 65 parts of portland cement, 35 ~ 45 parts of flyash, polymer fiber 35 ~ 45 parts, 30 ~ 35 parts of organic salt, 30 ~ 35 parts of lightweight silicon manganese slag, 25 ~ 30 parts of fine sand, 25 ~ 30 parts of acrylic emulsion, antifreezing agent 14 ~ 100 ~ 180 parts of 16 parts, 14 ~ 16 parts of water-reducing agent, 10 ~ 12 parts of ethyl alcohol and water;
(3), casting concrete shield top
The foundation soil of 10 ~ 20cm is excavated in top of the slope, pours into a mould step(2)Concrete as shield push up;
(4), Nutrition Soil be laid with
Concrete gridiron pour into a mould and be molded after 2 ~ 3 days, set Nutrition Soil in concrete gridiron middle berth, thickness is 5 ~ 8cm, is used after laying 300 ~ 500 times of diluted aqueous acetic acids are sprayed to slope surface;
(5), installation plant biological bag
Prepare plant biological bag and simultaneously fill the raw matrix of plant, point is sown into shrub seeds in plant biological bag, and plant biological bag is spaced apart to interior On the base of gridiron, weeper drain is set, one end of weeper drain communicates, freely with nutrition soil layer between two neighboring plant biological bag End is exposed to outside the nutrition soil layer;
(6), spraying and sowing plant growth matrix
Prepare to plant raw matrix, be mixed into herbaceous plant seeds, be put into hydroseeder, sow grass seeds by duster in gun slot plus water to slope surface;
(7), covering non-woven fabrics
Step(6)Plant life matrix sow grass seeds by duster after completion 20 ~ for 24 hours, fix covering non-woven fabrics planting raw stromal surface;
(8), maintenance molding
To planting raw matrix watering moisturizing maintenance, until herbaceous plant covers entire slope surface.
2. the construction method of greening concrete protective slope according to claim 1, which is characterized in that the step(2)In gather Fibres are closed to be mixed for vinal and polypropylene fibre;Antifreezing agent includes the raw material of following part meter:Nitrate 4 ~ 6 2 ~ 3 parts of part, 4 ~ 6 parts of calcium formate and water;Water-reducing agent is high performance water reducing agent of polyocarboxy acid, and water-reducing agent solid content is not less than 20%, diminishing Rate is not less than 25%;Organic salt is any one of citrate, tartrate and gluconate or several, and foundation structure is Any one of barricade, stone riprap and pile sinking.
3. the construction method of greening concrete protective slope according to claim 1, which is characterized in that the step(2)Coagulation Soil preparation method be:
(1), according to proportioning silicon manganese slag and organic salt be uniformly mixed, obtain the silicon manganese slag of organic salt modification;
(2), to organic salt be modified silicon manganese slag in add in fine sand, be uniformly mixed, obtain fine aggregate;
(3), surplus stock is added in into fine aggregate, be sufficiently stirred, obtain the concrete.
4. the construction method of greening concrete protective slope according to claim 1, which is characterized in that the step(4)Nutrition Soil includes the raw material of following part meter:65 ~ 70 parts of leaf mould, 45 ~ 55 parts of bentonite, 35 ~ 40 parts of perlite, greening waste 35 ~ 40 parts, 15 ~ 25 parts of inorganic fertilizer, 15 ~ 25 parts of high hydroscopic resin, micro- 10 ~ 15 parts of component, 5 ~ 10 parts of root-growing agent, shell gather 100 ~ 150 parts of 5 ~ 10 parts of sugar and water.
5. the construction method of greening concrete protective slope according to claim 4, which is characterized in that the high hydroscopic resin Preparation method is,
(1), prepare dispersant solution:4 ~ 6 parts of sorbitol monooleates and 4 ~ 6 parts of sorbitan monostearates are mixed, with After be added in dispersant hexamethylene, be warming up to 60 degrees Celsius, fully dissolving is uniformly dispersed, and leads to nitrogen deoxygenation 20min, is divided Dispersant solution;
(2), prepare monomer mixed solution:39 ~ 41 parts of acrylic acid, 9 ~ 10 parts of sodium hydroxide solutions are neutralized at room temperature, are then added Enter 24 ~ 26 parts of acrylamides, 4 ~ 6 parts of crosslinking agent N, N- methylene-bisacrylamides, 1 ~ 2 part of potassium peroxydisulfate and 1 ~ 2 part of hydrogen sulfate Sodium, stirring and dissolving are uniformly mixed, and obtain monomer mixed solution;
(3), monomer mixture solution is added in dispersant solution, react and be warming up to 63 degrees Celsius after 2h the reaction was continued 1h, make Monomer reaction is complete, and after reaction, product is filtered, dries and obtains the high hydroscopic resin.
6. the construction method of greening concrete protective slope according to claim 4, which is characterized in that the trace element component Include the raw material of following part meter:5 ~ 7 parts of ferrous sulfate, 3 ~ 4 parts of zinc sulfate, 3 ~ 4 parts of ammonium molybdate, 1 ~ 2 part of copper sulphate, borax 1 ~ 2 1 ~ 2 part of part and manganese sulfate.
7. the construction method of greening concrete protective slope according to claim 1, which is characterized in that the step(5)And step Suddenly(6)The raw matrix of plant include the raw material of following part meter:65 ~ 75 parts of perlite, 45 ~ 50 parts of clay, forms sediment at 45 ~ 50 parts of medical stone 9 ~ 11 parts of powder, 7 ~ 9 parts of graphite oxide aerogel, 4 ~ 5 parts of straw, 2 ~ 3 parts of bone meal, 2 ~ 3 parts of Carapax Eriocheir sinensis powder, 1 ~ 2 part of peanut shell, 100 ~ 200 parts of 1 ~ 2 part of polyglutamic acid, 1 ~ 2 part of lactic acid bacteria, 1 ~ 2 part of rape cake and water.
8. the construction method of greening concrete protective slope according to claim 1, which is characterized in that the step(5)Shrub Seed is one or more of silk tree, chrysanthemum Chinese scholartree and locust tree, treats that herbaceous plant seeds emergence grows to 5~6 cm or 2~3 leaves When, non-woven fabrics is removed, after emerging one month, imposes composite fertilizer.
9. the construction method of greening concrete protective slope according to claim 1, which is characterized in that the step(6)Middle plant Before raw matrix is sowed grass seeds by duster, water spray moistening first is carried out to slope surface, keeps gun slot vertical with slope surface when sowing grass seeds by duster, is sprayed down from slope surface top It broadcasts, 3500~4000 Pa of gun slot wind pressure, thickness of sowing grass seeds by duster is 2 ~ 4cm.
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CN109972638A (en) * 2019-04-26 2019-07-05 杭州昂创科技有限公司 The construction method of prefabricated assembled thin-wall mould-shell lattice girder ecological slope protection
CN109970414A (en) * 2019-04-11 2019-07-05 宁夏亿丰砼业有限公司 A kind of lightweight aggregate concrete and construction method
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CN111213566A (en) * 2019-07-25 2020-06-02 江苏绿岩生态技术股份有限公司 Loam-like soil additive and preparation method and application thereof
CN110512570A (en) * 2019-09-11 2019-11-29 扬州市职业大学(扬州市广播电视大学) A kind of turf establishment method based on regeneration eco-concrete slope protection slope surface

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Application publication date: 20180619