CN105970978B - A kind of slope ecological repair system and method - Google Patents

A kind of slope ecological repair system and method Download PDF

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Publication number
CN105970978B
CN105970978B CN201610286970.1A CN201610286970A CN105970978B CN 105970978 B CN105970978 B CN 105970978B CN 201610286970 A CN201610286970 A CN 201610286970A CN 105970978 B CN105970978 B CN 105970978B
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Prior art keywords
slope
filling
fill
soil
ecological
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CN105970978A (en
Inventor
王琼
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Beijing General Research Institute of Mining and Metallurgy
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Beijing General Research Institute of Mining and Metallurgy
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    • 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
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C1/00Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
    • A01C1/04Arranging seeds on carriers, e.g. on tapes, on cords Carrier compositions
    • A01C1/044Sheets, multiple sheets or mats
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C1/00Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
    • A01C1/04Arranging seeds on carriers, e.g. on tapes, on cords Carrier compositions
    • A01C1/046Carrier compositions
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for
    • 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
    • E02D17/202Securing of slopes or inclines with flexible securing means
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00Materials
    • E02D2300/0037Clays
    • E02D2300/0039Clays mixed with additives

Abstract

The present invention relates to ecological restoration technical fields, more particularly to a kind of slope ecological repair system and method, wherein, slope ecological repair system includes fill-type ecological blanket and the seed layer in the fill-type ecological blanket, the fill-type ecological blanket is fixed to be layed in slope surface, and the fill-type ecological blanket includes multiple filling bags arranged side by side, fills filling material in the filling bag.Ecological restoring method based on the slope ecological repair system includes S1, fill-type ecological blanket is laid in slope surface, and fix using anchor pole;S2 fills filling material into fill-type ecological blanket;Seed layer is arranged in the fill-type ecological blanket for completing filling in S3.The slope ecological repair system and method construction technology are relatively simple, greatly reduce the cost of construction, are beneficial to promote and apply in the restoration of the ecosystem work of large area slope surface.

Description

A kind of slope ecological repair system and method
Technical field
The present invention relates to ecological restoration technical field more particularly to a kind of slope ecological repair system and methods.
Background technique
With the development of economy, the contradiction of development of resources and environmental construction has been to be concerned by more and more people.Such as quarrying The exploitation of (mine) field and the side slope etc. near coal-mine, highway and railway carry over after opening is shut down, these side slopes of formation are generally deposited Erosion, soil erosion and shallow-layer localized landslip phenomenon are being washed away, side slope vegetation is all difficult to restore within year even longer time. Exposed side slope and the natural landscape of wind fluctuating massif be not consistent, also not in tune with the green landscape of forest cover, more Immiscible with current China's ecological environment and Sustainable Development Construction, side slope is repaired very urgent.
There is costs for the modes such as traditional side slope and RBS in channel direction mode such as stone masonry barricade, concrete revetment High, a series of problems, such as Landscape Ecological is uncoordinated, revegetation is difficult.Artificial ecology repairs side slope, generally repairs in ecology At multiple initial stage, plant growth is vigorous, and soil and water conservation effect is good, and however as the passage of time, phytobiocoenose just will appear decline Phenomenon, multiple green vegetation tend to unification, are finally difficult to form stable phytobiocoenose.And the restorative procedure of existing side slope exists The cost is relatively high when construction, and engineering technology condition is harsher, is unfavorable for the engineer application of large area.
Summary of the invention
(1) technical problems to be solved
The technical problem to be solved by the present invention is to solve existing side slope restorative procedure higher cost, execution conditions harshness Problem.
(2) technical solution
In order to solve the above-mentioned technical problems, the present invention provides a kind of slope ecological repair systems, including fill-type ecology Blanket and the seed layer in the fill-type ecological blanket, the fill-type ecological blanket is fixed to be layed in slope surface, and described Fill-type ecological blanket includes multiple filling bags arranged side by side, fills filling material in the filling bag.
Wherein, the fill-type ecological blanket is additionally provided with safety rope, and the slope surface is equipped with anchor pole, the safety rope with it is described Fill-type ecological blanket fixation is layed in slope surface by anchor pole cooperation.
Wherein, the filling bag is made of macromolecule polypropylene material, and the upper end for filling bag is open, lower end closed, phase The bag body of two adjacent filling bags sutures connection.
Wherein, further include TGXG and protective layer, the TGXG be set to slope surface and the fill-type ecological blanket it Between, the protective layer is layed in the upper surface of the seed layer.
The present invention also provides a kind of side slope ecological renovation methods, including step S1, and fill-type ecology is laid in slope surface Blanket, and fixed using anchor pole;S2 fills filling material into fill-type ecological blanket;S3, in the fill-type ecological blanket for completing filling Seed layer is set.
Wherein, further include step S01 before the step S1, stabilization processes are carried out to slope surface, guarantee slope leveling; S02 is laid with TGXG in the slope surface for completing stabilization processes.
Wherein, filling material includes fermented sludge, lightweight matrix, soil and water-retaining agent in the step S2, and the fermentation is dirty Mud, the lightweight matrix and the soil are mixed by volume parts, the volume parts of the fermented sludge in the filling material It is indicated with A, the volume parts of the lightweight matrix in the filling material are indicated with B, the volume parts of the soil in the filling material It is indicated with C, and A=35%, 20%≤B≤40%, 25%≤C≤45%, the additive amount of the water-retaining agent is 300~500g.
Wherein, the seed layer in the step S3 includes lightweight matrix, soil, adhesive and vegetable seeds, the seed Lightweight matrix in layer is mixed with the soil by volume parts, and the volume parts of the lightweight matrix in the seed layer are used D indicates that the volume parts of the soil in the seed layer indicate that the content of D=50%, E=50%, described adhesive are with E 10~12g/m2, the content of the vegetable seeds is 20~25g/m2
Wherein, the lightweight matrix includes in crops stalk crushing object, crops shell and timber processing waste It is one or more.
Wherein, further include step S4, be laid with protective layer on the seed layer.
(3) beneficial effect
Above-mentioned technical proposal of the invention has the advantages that
(1) the present invention provides a kind of slope ecological repair system, including fill-type ecological blanket and it is set to fill-type ecology Seed layer on blanket, fill-type ecological blanket is fixed to be set in slope surface, and fill-type ecological blanket includes multiple fillings arranged side by side Bag, filling bag is interior to fill filling material.The setting of fill-type ecological blanket and seed layer is relatively simple in the Ecosystem restoration system, filling Material can provide nutrient for plant growth, be conducive to the fast quick-recovery of slope vegetation.
(2) filling material in fill-type ecological blanket using fermented sludge, lightweight matrix, soil and water-retaining agent mixture, The source of raw material is wider, and utilization rate is lower, and wherein fermented sludge and lightweight matrix are generally regarded as waste, individually stockpiling or Burning disposal has certain pollution to ambient enviroment, and the present invention realizes the resource utilization of solid waste, so that its change is given up into Treasured reduces the engineering cost of revegetation.
(3) material for filling bag uses macromolecule polypropylene material, and impact resistance with higher, engineering properties is tough, Resist a variety of organic solvents and acid and alkali corrosion, soil-slope, rock slope either metal mine waste stockyard can be suitable for Use, seed layer and side slope has effectively been isolated, has played the effect of Quick-return vegetation.
(4) the present invention also provides a kind of ecological restoring methods, fill-type ecological blanket are laid with first in slope surface, and use anchor Bar fixes fill-type ecological blanket, and filling material is then filled into fill-type ecological blanket, and the fill-type for finally completing filling again is raw Seed layer is set on state blanket, the restorative procedure construction technology is relatively simple, and construction cost is low, is beneficial to the life in large area slope surface It is promoted and applied in state repair.
Detailed description of the invention
Fig. 1 is the structural scheme of mechanism for the slope ecological repair system that the embodiment of the present invention one provides;
Fig. 2 is the structural schematic diagram for the fill-type ecological blanket that the embodiment of the present invention one provides;
Fig. 3 is the flow chart for the side slope ecological renovation method that the embodiment of the present invention one provides.
In figure: 1: side slope;2: TGXG;3: secondary anchor pole;4: fill-type ecological blanket;5: Bower Anchor bar;6: seed layer;7: protecting Sheath;8: filling bag;9: main safety rope;10: secondary safety rope;11: filling material.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise indicated, the meaning of " plurality " is two or two with On;The orientation of the instructions such as term " on ", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore It is not considered as limiting the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot It is interpreted as indication or suggestion relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect It connects;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, it can also be indirectly connected through an intermediary.It is right For those skilled in the art, visual concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Embodiment one
As shown in Figure 1,1 Ecosystem restoration system of a kind of side slope that the embodiment of the present invention one provides, including fill-type ecological blanket 4 With the seed layer 6 being set in fill-type ecological blanket 4, fill-type ecological blanket 4 is fixed to be layed in slope surface, as shown in Fig. 2, filling Formula ecological blanket 4 includes multiple filling bags 8 arranged side by side, fills filling material 11 in filling bag 8.Bag 8 is filled in the present embodiment Quantity be 8.The setting structure of fill-type ecological blanket 4 and seed layer 6 is relatively simple in the Ecosystem restoration system, utilizes filling Material provides nutrient for plant growth, is conducive to the fast quick-recovery of slope vegetation.
Further, fill-type ecological blanket 4 is additionally provided with main safety rope 9 and secondary safety rope 10, main safety rope 9 and secondary safety rope 10 be high-strength fiber glass rope, and main safety rope 9 is set to the upper end of ecological blanket, and the quantity of secondary safety rope 10 is multiple, multiple secondary safety Rope 10 is respectively arranged in the bag body of two filling bags 8 at 4 both ends of fill-type ecological blanket, and main safety rope 9 and secondary safety rope 10 are used for The fixation of fill-type ecological blanket 4 is layed in slope surface.Specifically, anchor pole is set in slope surface to be repaired when use, by main peace Full rope 9 and secondary safety rope 10 are tied up on anchor pole respectively, and then the fixation of fill-type ecological blanket 4 is layed in slope surface.Main safety rope 9 10~15 are generally with the quantity summation of secondary safety rope 10, in the present embodiment, the quantity of main safety rope 9 is 10, pair peace The quantity of full rope 10 is 6, and 10 main safety ropes 9 are respectively arranged on the upper ends of 8 filling bags 8, in 6 secondary safety ropes 10, wherein 3 Root is set in the bag body of filling bag 8 of filling blanket left end, in addition in the bag body of 3 filling bags 8 for being set to filling 8 right end of bag.It is main Anchor pole 5 is set to top of the slope, and secondary anchor pole 3 is set in slope surface, and Bower Anchor bar 5 is equal with the quantity of main safety rope 9, main safety rope 9 and secondary peace Full rope 10 is tied up on Bower Anchor bar 5 correspondingly, and the quantity of secondary anchor pole 3 is greater than the quantity of secondary safety rope 10, secondary safety rope 10 1 One corresponding ties up on secondary anchor pole 3.
Further, filling bag 8 is made of macromolecule polypropylene material, therefore corrosion resistance is strong, can effectively guarantee Needed for plant growth, and it can guarantee the steady in a long-term and Rational Thickness of seed layer 6, and the upper end for filling bag 8 is open, lower end seal It closes, the bag body of two adjacent filling bags 8 sutures connection.It fills between length, width and the two neighboring filling bag 8 of bag 8 The area for the slope surface that width is repaired according to actual needs is sutured to select, under normal circumstances, the length of filling bag 8 is 15~20m, The width for filling bag 8 is 15~25cm, and the suture width between two neighboring filling bag 8 is 3~5cm, is filled in the present embodiment The length selection 15m of bag 8 is filled out, the width of filling bag 8 selects 25cm, and the suture width between two neighboring filling bag 8 is selected as 5cm fills the open at one end of close the top of the slope of bag 8, for filling filling material 11, fills bag 8 close to the closed at one end of slope foot, when Open end is sutured after completing filling, filling material 11 is avoided to flow out.
Further, further include TGXG 2 and protective layer 7, TGXG 2 be set to slope surface and fill-type ecological blanket 4 it Between, protective layer 7 is layed in the upper surface of seed layer 6, and fixed by secondary anchor pole 3.The setting of TGXG 2 can be played surely Determine the effect of slope surface, protective layer 7 provides necessary condition for the rudiment of seed in seed layer 6.
As shown in figure 3, the present embodiment additionally provides a kind of side slope ecological renovation method, the side slope ecological renovation method is main Including the following steps:
Step S1 is laid with fill-type ecological blanket in slope surface, and is fixed using anchor pole;Specifically, fill-type ecological blanket packet Multiple filling bags arranged side by side are included, fill filling material in filling bag.The quantity for filling bag in the present embodiment is 8.Filling Formula ecological blanket is additionally provided with main safety rope and secondary safety rope, and main safety rope is set to the upper end of ecological blanket, and the quantity of secondary safety rope is more A, multiple pair safety ropes are respectively arranged in the bag body of two filling bags at fill-type ecological blanket both ends, main safety rope and pair safety Rope is for being layed in slope surface for the fixation of fill-type ecological blanket.Bower Anchor bar is set in top of the slope to be repaired when use, in slope surface Secondary anchor pole is set, main safety rope and secondary safety rope are tied up respectively on Bower Anchor bar and secondary anchor pole, and then fill-type ecological blanket is consolidated Surely it is layed in slope surface.In the present embodiment, the quantity of main safety rope is 10, and the quantity of secondary safety rope is 6,10 main peaces Complete restrict is respectively arranged on the upper ends of 8 filling bags, in 6 secondary safety ropes, wherein 3 are set to the bag body for filling bag of filling blanket left end On, in addition in the bag body of 3 filling bags for being set to filling bag right end.The quantity of anchor pole is the sum of main safety rope and secondary safety rope Equal, main safety rope and secondary safety rope are tied up on anchor pole correspondingly.Filling bag is made of macromolecule polypropylene material, and fills The upper end for filling out bag is open, lower end closed, and the bag body of two adjacent filling bags sutures connection.The length of bag is filled in the present embodiment Degree selection 15m fills the width selection 25cm of bag, and the suture width between two neighboring filling bag is 5cm.
Step S2, filling material is filled into fill-type ecological blanket, and filling material is ejected into fill-type ecological blanket using dry spraying machine Each filling bag in, after completing filling, sealing treatment will be carried out to the open of filling bag using hand held, electric sack closer, be kept away Exempt from filling material outflow.Filling material includes fermented sludge, lightweight matrix, soil and water-retaining agent, by the dirt, light ground mass, soil of fermenting With water-retaining agent progress be uniformly mixed with filling material, the fermented sludge, lightweight matrix and soil in filling material press volume parts into Row mixes, and the volume parts of the fermented sludge in filling material are indicated with A, the volume parts B table of the lightweight matrix in filling material Show, the volume parts of the soil in filling material are indicated with C, and A=35%, 20%≤B≤40%, 25%≤C≤45%, water conservation The additive amount of agent is 300~500g;In the present embodiment, A takes 35%, B that 40%, C is taken to take 25%, and the additive amount of water-retaining agent is 300g.Fermented sludge is the method that the dewatered sludge of municipal sewage plant uses high temperature aerobic composting, by aerobic microbiological Fermentation decompose and be converted into the humic-like substance of high stability.Appearance is brown, loose, dispersion, fine particulate, and moisture content≤ 30.0%, shale reaches " urban sewage treatment plant sludge disposes afforestation shale " (GB/T 23486-2009) related rule Fixed and control standard.The recycling development and utilization for being promoted sludge in the present embodiment as filling material using sludge, are created huge Big environmental benefit and social benefit.Light ground mass is crops stalk crushing object, and crops shell and timber are processed discarded One or both of object, the shell of crops are peanut shell and paddy etc., and the waste of timber processing is wood sawdust or wood shavings Deng.Containing various nutrient elements such as a large amount of carbon, nitrogen, phosphorus, potassium, calcium, magnesium, sulphur and silicon in light ground mass, while rich in cellulose, half The organic substances such as cellulose, lignin and protein are that one kind can be with the solid waste resource of resource utilization.In addition, light Organic substance in type matrix can improve soil physical properties, the guarantor for improving soil storage property and resiliency, while organic substance Use can also protect Ecological Environment, promote agricultural Ecological Development.Water-retaining agent, which is that one kind is artificial synthesized, to be had The high molecular polymer of super-strong moisture absorbing water conservation and releasability, claims SAP, and main component is that polyacrylate and polyacrylamide are total Gloomy MP3500KM likes in aggressiveness, model France, it has the high-hydroscopicity organic molecule of ionization property group carboxyl structure, has to water Strong association;It can make Zinc fractions granule porous structure, soft ventilative simultaneously, not only guarantee plant demand, but also can increase The permeability of clay and the retention ability of sandy soil.He can also use water-retaining agent with the above function.
Step S3 is arranged seed layer in the fill-type ecological blanket for completing filling, is ejected into seed layer using dry spraying machine The jet thickness of the outer surface of fill-type ecological blanket, seed layer is 3~4cm, and in the present embodiment, the jet thickness of seed layer is 3cm.Seed layer includes lightweight matrix, soil, adhesive and vegetable seeds, by light ground mass, soil, adhesive and glove seed Progress is uniformly mixed with out seed layer, and the light ground mass in light ground mass and filling material in seed layer is the same of same composition A kind of substance, the lightweight matrix in seed layer are mixed with soil by volume parts, the volume of the lightweight matrix in seed layer Number indicates that the volume parts of the soil in seed layer are indicated with E, D=50%, E=50% with D, vegetable seeds and adhesive Content calculated with unit area to be sprayed, the content of adhesive is 10~12g/m2, the content of vegetable seeds is 20~ 25g/m2.Vegetable seeds includes herbaceous plant seeds and Woody plant seed, and herbaceous plant includes but is not limited to paspalum notatum, Gao Yang Thatch, Bermuda grass, Chinese pennisetum, alfalfa, golden wave, coreopsis etc., it is 2~3g/m that the content control of herbaceous plant seeds, which is arrived,2, Xylophyta is mainly tree and shrubs, and the arbor of the present embodiment includes but is not limited to Chinese sumac, white popinac, locust tree etc., shrub Including but not limited to horse spine, the twigs of the chaste tree, shrub lespedeza, false indigo etc..In the present embodiment, the content of vegetable seeds is 20g/m2, grass The seed content of this plant is 3g/m2, the content of adhesive is 10g/m2, the adhesive in the present embodiment is one kind by macromolecule A kind of water-soluble organic soil conditioner that polyacrylamide (PAM) is polymerized, belongs to artificial synthesized high polymer long chain Gloomy A30 likes in polymer, model France.It has the characteristic of stronger sedimentation and flocculation soil particle, can promote soil shape At good crumb structure;There are soil losses caused by reducing because of rainwash simultaneously, improve soil permeability power, soil conservation fertilizer conservation The effects of.Other adhesives with the above function can also use.
Further, the soil in step S2 and step S3 is loam, sticking grain, powder in the soil particle composition of loam Grain, sand grain content are moderate, and the quality of loam is between clay and sand, the advantages of having clay and sand concurrently, venting and water permeable, guarantor Water thermal insulation property is all preferable, is comparatively ideal planting soil.In addition loam can also use the soil of other quality in the present invention Earth is replaced.
In addition, also needing to implement step before step S1:
Step S01 carries out stabilization processes to slope surface, and stabilization processes, which specifically include, removes slope surface float stone, fills up obvious Sunk area etc. guarantees slope leveling;
Step S02, is laid with TGXG in the slope surface for completing stabilization processes, and TGXG is layed in slope surface and filling Between formula ecological blanket, so that TGXG is covered entire slope surface, and TGXG is fixed in slope surface by secondary anchor pole, guarantee side The stability on slope, the TGXG of the present embodiment is preferably SS20 type direction earthwork grille, by nondegradable plastics material system At, such as PP type fiber, polyamide or polyamide fibre;The mesh size of TGXG is preferably 4cm × 4cm.TGXG tool There are good flexibility and tensile strength, reinforced action is played in engineering technology.
Further, side slope ecological renovation method provided in this embodiment further includes step S4, is laid with protects on the seed layer Sheath, and being fixed using secondary anchor pole, it is protective layer used in providing necessary condition for the plant seed germination in seed layer.Protective layer can To be degredation plastic film or use straw screen or mat of the agricultural crop straw through being simply processed into, in the present embodiment, protection Layer choosing is with being that raw material pass through the straw screen or mat worked out of simple straw curtain machine by rice, and thickness is preferably 0.5~1.5cm, in this reality The thickness selection 0.5cm for applying straw screen or mat in example, will guarantee that protective layer is covered on the outer surface of seed layer comprehensively when being laid with protective layer, Play water conservation, soil moisture conservation, placement will be that good environmental condition is created in the rudiment of seed, other are with above-mentioned in wash away the effects of The covering material of function can also use, and it is excellent that effect is used with the present embodiment.
Embodiment two
The embodiment of the present invention two provides a kind of slope ecological repair system and side slope ecological renovation method, wherein this reality The slope ecological repair system for applying example offer is similar to the slope ecological repair system that embodiment one provides, and something in common is no longer Repeat, the distinctive points of the two are: the quantity of the filling bag in the present embodiment is 6, and 6 filling bags are arranged side by side, any two A adjacent filling bag sutures connection, wherein the length of filling bag is 20m, the width for filling bag is 20cm, two neighboring filling Suture width between bag is 3cm;The sum of main safety rope and secondary safety rope is 15, wherein the quantity of main safety rope is 5, Fill-type ecological blanket is layed in slope surface by 5 main safety ropes by being fixed on 5 anchor poles of top of the slope, and the quantity of secondary safety rope is 10,10 secondary safety ropes are divided on two filling bags at fill-type ecological blanket both ends, respectively by being fixed on slope surface two sides Anchor pole fill-type ecological blanket is fixed in slope surface.The length and embodiment of main safety rope and secondary safety rope in the present embodiment It is equal in one.
A kind of side slope ecological renovation method provided in this embodiment is similar to the side slope ecological renovation method in embodiment one, Its same section repeats no more, and the distinctive points of the two are: the filling material in the present embodiment in step S2 is fermented dirt in the preparation The volume parts A of mud is 35%, and the volume fraction B of light ground mass is 20%, and the volume fraction C of loam is 45%, water-retaining agent Additive amount is 500g;In step S3, the jet thickness of seed layer is 4cm, the light ground mass of seed layer and the volume fraction of loam It is respectively 50%, the content of adhesive is 12g/m2, the content of vegetable seeds is 25g/m2, wherein the content of herbaceous plant seeds be 2g/m2.In addition selected in the S4 of the present embodiment and protective layer to be by rice be raw material by the establishment of quarantine straw curtain machine and At straw screen or mat, straw screen or mat with a thickness of 1.5cm.
Embodiment three
The embodiment of the present invention three provides a kind of slope ecological repair system and side slope ecological renovation method, wherein this reality The slope ecological repair system for applying example offer is similar to the slope ecological repair system that embodiment one and embodiment two provide, phase It is same partially to repeat no more, the difference is that: the quantity of the filling bag in the present embodiment is 5, and 5 filling bags are set side by side It sets, the adjacent filling bag of any two sutures connection, wherein the length of filling bag is 20m, the width for filling bag is 25cm, adjacent Suture width between two filling bags is 5cm;The sum of main safety rope and secondary safety rope is 12, wherein the number of main safety rope Amount is 4, and fill-type ecological blanket is layed in slope surface by 4 main safety ropes by being fixed on 4 anchor poles of top of the slope, secondary safety rope Quantity be 8,8 secondary safety ropes are divided on two filling bags at fill-type ecological blanket both ends, respectively by being fixed on slope Fill-type ecological blanket is fixed in slope surface by the anchor pole of face two sides.The length of main safety rope in the present embodiment and secondary safety rope with It is equal in embodiment one.
A kind of side slope ecological renovation method provided in this embodiment is repaired with the slope ecological in embodiment one and embodiment two Compound method is similar, and same section repeats no more, the difference is that: it is prepared by the filling material in the present embodiment in step S2 When fermented sludge volume parts A be 35%, the volume fraction B of light ground mass is 30%, and the volume fraction C of loam is 35%, The additive amount of water-retaining agent is 400g;In step S3, the jet thickness of seed layer is 4cm, the light ground mass of seed layer and loam Volume fraction is respectively 50%, and the content of adhesive is 12g/m2, the content of vegetable seeds is 25g/m2, wherein herbaceous plant seeds Content be 2g/m2.In addition it is raw material by quarantine straw screen or mat that select in the S4 of the present embodiment and protective layer, which is by rice, The straw screen or mat that machine is worked out, straw screen or mat with a thickness of 1cm.
After three months, herbal growth is vigorous, the plant of side slope for the side slope repaired using above three embodiments Capped rate up to 90% or so, is effectively controlled soil erosion, and herbaceous plant is gradually weak after implementing 2 years, woody plant Object growth is vigorous, and the coverage rate of side slope vegetation reaches 95% or more, and slope surface shows the solid of the tall shrub based on xylophyta Safeguard structure is prepared naturally with periphery and is mutually merged, and self can multiply growth, plays the role of good side slope reparation.
The slope ecological repair system and method that above three embodiments provide have the advantage that
(1) the present invention provides a kind of slope ecological repair system, including fill-type ecological blanket and it is set to fill-type ecology Seed layer on blanket, fill-type ecological blanket is fixed to be set in slope surface, and fill-type ecological blanket includes multiple fillings arranged side by side Bag, filling bag is interior to fill filling material.The setting of fill-type ecological blanket and seed layer is relatively simple in the Ecosystem restoration system, filling Material can provide nutrient for plant growth, be conducive to the fast quick-recovery of slope vegetation.
(2) filling material in fill-type ecological blanket using fermented sludge, lightweight matrix, soil and water-retaining agent mixture, The source of raw material is wider, and utilization rate is lower, and wherein fermented sludge and lightweight matrix are generally regarded as waste, individually stockpiling or Burning disposal has certain pollution to ambient enviroment, and the present invention realizes the resource utilization of solid waste, so that its change is given up into Treasured reduces the engineering cost of revegetation.
(3) material for filling bag uses macromolecule polypropylene material, and impact resistance with higher, engineering properties is tough, Resist a variety of organic solvents and acid and alkali corrosion, soil-slope, rock slope either metal mine waste stockyard can be suitable for Use, seed layer and side slope has effectively been isolated, has played the effect of Quick-return vegetation.
In conclusion a kind of slope ecological repair system provided in an embodiment of the present invention includes successively being layed in slope surface TGXG, fill-type ecological blanket, seed layer and protective layer.TGXG can guarantee the stability of slope surface, less water and soil stream It loses, filling material is filled in fill-type ecological blanket, filling material provides nutrition and moisture for the rudiment and growth of the seed layer on upper layer, protects Sheath covers on the seed layer, plays water conservation, soil moisture conservation, placement will be that good ring is created in the rudiment of seed in wash away the effects of Border condition.The embodiment of the invention also provides a kind of side slope ecological renovation methods, are constructed based on above-mentioned slope ecological repair system Form, the side slope ecological renovation method can not only Quick-return vegetation, while filling material will consume a large amount of sludge, promote The recycling of sludge develops and uses, and creates huge environmental benefit and social benefit, and the construction technology of this method is simple, easily In implementation, efficiency improves 2~3 times compared with conventional method, and comprehensive treatment expense reduces by 20%, is suitable for large area discarded ground ecology It repairs and promotes and applies, be particularly useful to the stabilization of the ecologically fragile areas ecosystem.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features; And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and Range.

Claims (7)

1. a kind of slope ecological repair system, it is characterised in that: including fill-type ecological blanket and be set to the fill-type ecological blanket On seed layer, the fill-type ecological blanket is fixed to be layed in slope surface, and the fill-type ecological blanket include it is multiple side by side The filling bag of setting, the filling bag is interior to fill filling material;
The filling material includes fermented sludge, lightweight matrix, soil and water-retaining agent, by fermented sludge, light ground mass, soil and Water-retaining agent progress is uniformly mixed with filling material, and the fermented sludge, lightweight matrix and soil in the filling material press volume parts It is mixed, the volume parts of the fermented sludge in the filling material are indicated with A, the volume parts of the lightweight matrix in filling material It being indicated with B, the volume parts of the soil in filling material are indicated with C, and A=35%, 20%≤B≤40%, 25%≤C≤ 45%, the additive amount of water-retaining agent is 300~500g;
The filling bag is made of macromolecule polypropylene material, and the upper end for filling bag is open, and lower end closed, adjacent two are filled Fill out the bag body suture connection of bag.
2. slope ecological repair system according to claim 1, it is characterised in that: the fill-type ecological blanket is additionally provided with peace Quan Sheng, the slope surface are equipped with anchor pole, and the safety rope cooperates with the anchor pole is layed in fill-type ecological blanket fixation In the slope surface.
3. slope ecological repair system according to claim 1, it is characterised in that: it further include TGXG and protective layer, The TGXG is set between slope surface and the fill-type ecological blanket, and the protective layer is layed in the upper table of the seed layer Face.
4. a kind of side slope ecological renovation method, it is characterised in that: including step
S1 is laid with fill-type ecological blanket in slope surface, and is fixed using anchor pole;
S2, filling material is filled into fill-type ecological blanket, and filling material includes fermented sludge, lightweight matrix, soil and water-retaining agent, institute Fermented sludge, the lightweight matrix and the soil is stated to be mixed by volume parts, the fermented sludge in the filling material Volume parts indicate that the volume parts of the lightweight matrix in the filling material are indicated with B, the soil in the filling material with A Volume parts are indicated with C, and A=35%, 20%≤B≤40%, 25%≤C≤45%, the content of the water-retaining agent is 300~ 500g;
Seed layer is arranged in the fill-type ecological blanket for completing filling in S3;
Seed layer in the step S3 includes lightweight matrix, soil, adhesive and vegetable seeds, the lightweight in the seed layer Matrix is mixed with the soil by volume parts, and the volume parts of the lightweight matrix in the seed layer are indicated with D, described The volume parts of soil in seed layer are indicated with E, and D=50%, E=50%, and the content of described adhesive is 10~12g/ m2, the content of the vegetable seeds is 20~25g/m2
5. side slope ecological renovation method according to claim 4, it is characterised in that: further include step before the step S1
S01 carries out stabilization processes to slope surface, guarantees slope leveling;
S02 is laid with TGXG in the slope surface for completing stabilization processes.
6. according to the described in any item side slope ecological renovation methods of claim 4-5, it is characterised in that: the lightweight matrix includes agriculture One of crop material crushed material, crops shell and timber processing waste are a variety of.
7. according to the side slope ecological renovation method described in claim 5, it is characterised in that: further include step S4, spread on the seed layer If protective layer.
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CN112293123A (en) * 2019-07-25 2021-02-02 江苏绿岩生态技术股份有限公司 Slope surface repairing method
CN111593746A (en) * 2020-04-20 2020-08-28 北京矿冶科技集团有限公司 Ecological restoration method for high and steep side slope of metal mine open stope and application thereof
CN111828087A (en) * 2020-06-15 2020-10-27 安徽马钢矿业资源集团建材科技有限公司 Iron tailing comprehensive treatment method based on mine restoration
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