CN106368227A - Water erosion prevention system and method for ecology of slope of abandoned rear-earth mine land - Google Patents
Water erosion prevention system and method for ecology of slope of abandoned rear-earth mine land Download PDFInfo
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- CN106368227A CN106368227A CN201611002750.8A CN201611002750A CN106368227A CN 106368227 A CN106368227 A CN 106368227A CN 201611002750 A CN201611002750 A CN 201611002750A CN 106368227 A CN106368227 A CN 106368227A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/202—Securing of slopes or inclines with flexible securing means
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G2/00—Vegetative propagation
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
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- General Life Sciences & Earth Sciences (AREA)
- Developmental Biology & Embryology (AREA)
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Abstract
The invention provides a water erosion prevention system and method for the ecology of a slope of an abandoned rear-earth mine land. According to the system, erosion of the slope of the abandoned rear-earth mine land caused by a water body can be prevented and controlled by arranging an obstructing belt and intercepting belts; a little sandy soil scoured by a water flow can be prevented from entering the water body by arranging a permeable layer; meanwhile the water flow can be led out by a diversion channel; and further, by arranging vegetation layers, water and soil can be effectively conserved, the slope is reinforced, and the maintenance of ecological balance is facilitated. Since the system is employed in the method provided by the invention, the method can effectively prevent and treat the water erosion of the slope and recover the ecological environment of the slope.
Description
Technical field
The present invention relates to prevention and control of soil erosion field, in particular to the anti-water erosion system of rare earth slash slope ecological
System and method.
Background technology
Water erosion is in the presence of precipitation, rainwash, interflow subsurface drainage, soil, the soil body or other ground constituent
The all processes that matter is destroyed, degrades, carries and deposits.It is the important kind of Soil erosion.
Common water erosion has face erosion and 2 kinds of rill erosion.Face erosion includes sputter, sheetflood and rill again and invades ditch；Rill erosion then wraps
Include trace to the source, ditch bank expansion and 3 kinds of erosional formses of incision.But in non-farming slope, rill often becomes the starting stage of rill erosion.
Shallow ridges can progressively be developed into when switching to cubsoil and subsoil under rill；Runoff collects in shallow ridges further, increases scouring force, makes
Gully bed downcutting, ditch bank extends, and ditch head advances, and forms the dissected valley isolating ground.
Rare earth mining particularly in_situ leaching technique leads to slash side slope soil property soft, rainfall, rainwash,
Under the comprehensive function of lower infiltration, it is easy to that side slope slope collapse phenomenon occurs.Water erosion also results in soil degradation, destroys ecological flat
Weighing apparatus, and cause silt loss, silt downstream farmland, river course, reservoir etc. up, the life to environment and people produces high risks.
The harm being brought by water erosion with improvement for effective control, also uses multiple in existing bulkhead tech
Method conserving water and soil, relatively conventional as the artificial slope protection body of structure is piled up using armored concrete or masonry.
However, it is preferably domatic to be mostly only used for soil property in above-mentioned existing technical method, and with sandy soil pile up based on,
And the rare earth slash side slope that volume weight of soils is little, stability is poor, it is to be difficult to support the so big protection body of such weight；With
When, prior art using armored concrete, also considerably increases the cost of water and soil conservation construction in a large number.
In view of this, the special proposition present invention.
Content of the invention
The first object of the present invention is to provide a kind of rare earth slash slope ecological anti-waterpower erodible system, described system
In, by arranging barrier tape and buffer belt, such that it is able to effective prevention and control water body for rare earth slash side slope erosion；Meanwhile, thoroughly
The setting of water layer also can be prevented effectively from a small amount of sandy soil and be entered water body by current scour；Likewise, diversion channel also can be by current
Derive；Further, the setting of vegetable layer can either effectively conserve water and soil firm domatic, also helps maintenance ecological balance.
The second object of the present invention is to provide a kind of anti-waterpower corrosion method, using body of the present invention in methods described
System is it is thus possible to effectively prevent and treat while water erosion additionally it is possible to recover domatic ecological environment.
In order to realize the above-mentioned purpose of the present invention, spy employs the following technical solutions:
A kind of anti-waterpower erodible system of rare earth slash slope ecological, the slope top setting barrier tape of described side slope, described obstruct
Band by ridge and is close to the ecology bag layer of ridge and is constituted, and described ecology bag layer is arranged at ridge near the one of described side slope surface
Side；
The domatic setting buffer belt of described side slope；
Bottom of slope setting pervious bed and the diversion channel successively of described side slope；
Wherein, described domatic and side slope toe is also respectively provided with vegetable layer.
Optionally, in the present invention, in described barrier tape, ecology bag layer is tiled successively by multiple ecology bags and forms；
Described ecology bag is asymmetric moulding, and is mounted with plant seed；Wherein, described ecology bag is near ridge side
It is higher than highly the height away from ridge side for the described ecology bag；
Compacting is filled with soil in space between each ecology bag.
Optionally, in the present invention, described buffer belt, by for constituting along domatic equal pitch contour multiple blocking modules that be arranged in parallel, blocks
The longitudinal pitch cutting module is 3～5m；
Described blocking module is mainly built by bamboo material and timber.
Optionally, in the present invention, described timber is to arrange with domatic angle at 45 °, and gos deep into domatic 0.7～1.2m；
The side that described timber pushes up near slope is additionally provided with bar ditch, and described bamboo material is arranged in bar ditch.
Optionally, in the present invention, described pervious bed is made up of three layers of plant biological bag layer；
Wherein, three layers of plant biological bag layer interfolded setting, equipped with can secondary utilization construction waste in plant biological bag.
Optionally, in the present invention, the depth of described diversion channel is 40～60cm.
Optionally, in the present invention, in described diversion channel, also lay the impermeable film layer of hdpe further.
Optionally, in the present invention, described domatic vegetable layer is Caulis Miscanthis floriduli, Herba Digitariae is careless and Bermuda grass mixed plant vegetation
Layer.
Optionally, in the present invention, the vegetable layer of described toe is the mixed of Bidens maximowicziana Oett, false indigo, Vitex chinensis Mill. and Bermuda grass
Close plant vegetable layer.
A kind of anti-waterpower corrosion method of rare earth slash side slope, using rare earth slash of the present invention side slope in methods described
Ecological waterproof power erodible system.
Compared with prior art, the invention has the benefit that
(1) in the present invention, by the barrier tape in first control the erosion caused by sloping surfaces of slope top setting such that it is able to intercept slope top
Collect water body in the plane to domatic caused water erosion；
(2) in the present invention, by way of being intercepted using subsection setup blocking module, shorten current length, reduce
Dissected valley phenomenon is it is also possible to effectively conserve water and soil；Meanwhile, in the present invention, interception material used is lightweight easy ecosystem material
Material, will not bring excessive pressure to domatic, and material environment friendly, soil and water conservation effect are good；
(3) in the present invention, by the selection to pervious bed material, and from secondary available material such that it is able to have
Effect reduces cost；Meanwhile, the setting of impermeable layer, it is also possible to be prevented effectively from the erosion for toe for the water body, protects the flat of bottom of slope
Ground is widened additionally it is possible to prevent irrigation canals and ditches from being washed away by water body；
(4) in the present invention, by the selection of vegetable layer plant and optimization, thus same can effectively conserve water and soil
When additionally it is possible to recover the natural, ecological of rare earth slash side slope.
Brief description
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to concrete
In embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe in
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the anti-waterpower erodible system structural representation of rare earth slash of the present invention slope ecological, wherein: 1- barrier tape, 2-
Buffer belt, 3- pervious bed, 4- diversion channel, 5- slope vegetation layer, 6- toe vegetable layer, 101- ridge, 102- ecology bag；
Fig. 2 is the anti-waterpower erodible system structural representation of rare earth slash of the present invention slope ecological, wherein: 1- barrier tape, 2-
Buffer belt, 3- pervious bed, 4- diversion channel, 5- slope vegetation layer, 6- toe vegetable layer, 101- ridge, 102- ecology bag, 201-
One blocking module, 211- the first timber layer, 212- the first bamboo bed of material, 202- second blocking module, 212- the second timber layer, 222-
The second bamboo bed of material；
Fig. 3 is buffer belt structural representation of the present invention, wherein, 201- first blocking module, 211- the first timber layer, 212-
The first bamboo bed of material, 202- second blocking module, 212- the second timber layer, 222- the second bamboo bed of material；
Fig. 4 is pervious bed structural representation of the present invention, wherein 301- the first plant biological bag layer, 302 second plant biological bag layers, 303-
3rd plant biological bag layer；
Fig. 5 is that in the anti-waterpower erodible system of rare earth slash of the present invention slope ecological, vegetable layer and barrier layer distributed architecture are illustrated
Figure, wherein: 5- slope vegetation layer, 6- toe vegetable layer, 201- first blocking module, 202- second blocking module.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, technical scheme will be carried out below
Clear, complete description, based on the specific embodiment in the present invention, those of ordinary skill in the art are not making creativeness
On the premise of work, obtained all other embodiment, broadly falls into the scope that the present invention is protected.
According to AM General soil soil loss equation (usle): w=r*k*ls*c*p, wherein: w soil loss amount
(t/ha)；The r rainfall erosivity factor；K soil erodibility factor；The ls Barrier facility factor；C vegetation and crop management
The factor；The p soil conservation measure factor.
Rainfall erosivity factor r is relevant with rainfall, and soil erodibility factor k is relevant with the type of soil and quality,
Control the domatic soil erosion amount in rare-earth tailing slash, then need to control Barrier facility ls, vegetation and crop management factor c, soil
Tri- factors of earth Conservation measures factor p.
In the present invention, it is also mainly the measure method that these three influence factors are set and controlled from ecological angle, specifically
:
First, in the present invention, in domatic top layer, barrier tape is set such that it is able to plane charge for remittance enters erosion slope on preventing
Face.
Described barrier tape first piles up ridge, and arranges by multiple ecology bags successively tiling group near domatic side in ridge
The ecology bag layer becoming, filling soil in ecology bag, and by the gap between each ecology bag with soil filling, compacting；Ecology bag is moulding
For high outside and low outside, that is, the height near domatic side is high, and the height away from domatic side is low；Further, described ecology bag
In can also fill Bermuda grass seed further.
By arranging the ecology bag of this dam configuration, ecology bag space is filled up simultaneously, and fill Bermuda grass further
Deng plant seed, such that it is able to effectively play the domatic effect corroded by upper strata plane water body that prevents, plant seed germination simultaneously
It is also possible to playing fixing soil, absorbing storage moisture after growth, and the effect preventing soil loss.
Secondly, set buffer belt domatic in the present invention, can play and reduce sediment run-off entrance water channel point
Length, and then reduce the effect of the intensity of water erosion.
Further, the domatic of 40 ° of ＞ is more than for length l ＞ 8m, the gradient, a point slope multistage can also be carried out further and block
The mode cut.
For example, it is possible to one blocking module arranged on 3,4 or 5m equal pitch contour along line of slope；Meanwhile, block
Cut module to be built and constituted by timber and bamboo material.
Further, the timber of multiple closely arrangements side by side can be squeezed in domatic soil layer with domatic angle at 45 °,
And squeeze into the depth of soil layer 0.7～1.2m.Then, the side pushed up near slope in timber, digs the bar ditch of depth 30cm, and
Bamboo material with branch and leaf is bundled into the interception material that 20cm is thick, 60cm is high, puts in bar ditch, bamboo material is placed and exceeded bar ditch 30cm
Compacting.In the present invention, module, not only material light weight, and green ring are stopped for material construction with ecomaterials such as timber, bamboo material
Protect, also help the ecosystem recovering domatic；Further, bamboo material formed buffer belt can not only reduce runoff length,
Reduce water erosion intensity, it may have certain water penetration, permeated by slow, provide sufficient water to domatic plant root
Point.
Again, the present invention is also provided with pervious bed and diversion channel in bottom of slope.
Wherein, being laid along line of slope using three layers of plant biological bag layer of pervious bed is formed, and meanwhile, three layers of plant biological bag interlock
Stack；And buckled with iron wire between adjacent plant biological bag；Fill waste and old fragment of brick, rubble etc. can secondary utilize in plant biological bag simultaneously
Material.The setting of pervious bed can effectively stop the husky maintenance work entering diversion channel, reducing to diversion channel.
And the depth of described diversion channel for 40～60cm it is possible to be entered to its width according to local same day maximum rainfall
Row design and regulation and control.Meanwhile, arranging a volume in diversion channel every the position of 20m is 1m3Settling pit；
According to the domatic feature that the soil is porous, bearing capacity is little, unstable in rare earth slash, choose light material hdpe antiseepage film
It is layed in diversion channel as impermeable film layer.Hdpe antiseepage film diversion channel has good toe protection against erosion ability additionally it is possible to protect
Shield bottom level land simultaneously prevents ditch head from advancing.Compared to the diversion channel being built with brick cement, the diversion channel of the present invention also has cost
Low, practical, high temperature resistant the advantages of.
Finally, the present invention is being provided with vegetable layer in domatic and toe further.
Wherein, the domatic form taking Caulis Miscanthis floriduli+Herba Digitariae grass+Bermuda grass miscegenation.Caulis Miscanthis floriduli impoverishment tolerant, root system are huge, root
System cross one another form coniform to middle deep prick, bury up to 2～3m, to loose domatic good firm effect.Horse pool grass
It is creeper with Bermuda grass, stipes writes ground and takes root, spread in flakes, reduce degrading of the straight topsoil of raindrop, reduction is washed away
Run off.The miscegenation collocation of Caulis Miscanthis floriduli+Ma Tangcao+Bermuda grass carries out ecological revetment, solves the domatic soil property in rare-earth tailing slash and dredges
The difficult problem that Song Yi collapses, easily washes away.
Further, on implantation methods, cus-cus grass planting digs cave along equal pitch contour, and every two row interlock and plant, seeding row spacing 30
～35cm, digs acupoint depth 30cm, and after adding water-retaining agent in cave, in cave, 1/2 bottom adds 250～300g fertilizer, with fraction
Rare earth sand soil mixes；Caulis Miscanthis floriduli divides after seedling with 5～8 plants for a little Cong, is planted to earthing in cave with after slime water root dipping；Cave face is covered
Soil supplies growth required for low in outer height it is ensured that moisture not exclusively runs off.Herba Digitariae grass and Bermuda grass plantation adopt seed, seed broadcasting
To Caulis Miscanthis floriduli strain gap.Then, lay Dicranopteris dichotoma cover layer, to avoid vegetation growth early stage raindrop for the sputter of soil, with
When can also suppress the evaporation of in fine day moisture it is ensured that the germination percentage of vegetation.After plantation, no rain then waters 1～2 time and determines root, after
Naturally grow.
And toe takes the collocation of Bidens maximowicziana Oett+false indigo+Vitex chinensis Mill.+Bermuda grass miscegenation form, shrub and draft to plant,
Abundant species diversity, meets the condition of clear-cutting forestland ecological community, and false indigo is leguminous plant simultaneously, sandy soil is had and changes
Good action.
For making the object, technical solutions and advantages of the present invention clearer, technical scheme will be carried out below
Clear, complete description, based on the specific embodiment in the present invention, those of ordinary skill in the art are not making creativeness
On the premise of work, obtained all other embodiment, broadly falls into the scope that the present invention is protected.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than instruction or the hint device of indication or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
In a scheme of the present invention, as shown in figure 1, the anti-waterpower erodible system bag of described rare earth slash slope ecological
Include: be arranged at the barrier tape 1 on slope top, barrier tape 1 is made up of with the ecology bag layer 102 being close to ridge 101 ridge 101, described life
State bag layer 102 is disposed in proximity to the side of ridge 101；Described ecology bag layer 102 is made up of the tiling of multiple ecology bag bags, ecology bag
Tandem array, intermediate space covers in reality, and to intercept water seepage flow, each ecology bag is asymmetric moulding, and filling soil,
Plant seed is included in soil；Wherein, the height near ridge 101 side for the ecology bag is higher than described away from ridge 101 side
The height of ecology bag；
It is provided with buffer belt 2 on domatic；Pervious bed 3 and diversion channel 4 are provided with bottom of slope；
Further, it is additionally provided with slope vegetation layer 5 on domatic, toe is provided with toe vegetable layer 6.
In another scheme of the present invention, as shown in Figure 2 and Figure 3, the anti-water erosion system of described rare earth slash slope ecological
System includes: is arranged at the barrier tape 1 on slope top, barrier tape 1 is made up of with the ecology bag layer 102 being close to ridge 101 ridge 101, institute
State ecology bag layer 102 and be arranged at ridge 101 near domatic side；Described ecology bag layer 102 is made up of the tiling of multiple ecology bags,
Ecology bag tandem array, intermediate space covers in reality, and to intercept water seepage flow, each ecology bag is asymmetric moulding, and fills out
Fill soil, in soil, include plant seed；Wherein, the height near ridge 101 side for the ecology bag is higher than described away from ridge
The height of 101 side ecology bags；
It is provided with buffer belt 2 on domatic；Described buffer belt is made up of the first blocking module 201 and the second blocking module 202；
First blocking module 201 is built by the first timber layer 211 and the first bamboo bed of material 212；Second blocking module 202 is by the second wood
Stake layer 221 and the second bamboo bed of material 222 build；
Wherein, so that the first blocking module 201 is built as a example, described blocking module building method is as follows: many timbers are existed
On domatic same equal pitch contour, to squeeze in domatic soil layer with domatic angle at 45 °, and squeeze into soil layer to 0.7～1.2m
Depth, and form the first timber layer 211；Then, the side pushed up near slope in the first timber layer 211, digs one along equal pitch contour
The bar ditch of depth 30cm, and bamboo material is bundled into the interception material that 20cm is thick, 60cm is high, put in bar ditch, bamboo material is placed and is higher than
Bar ditch 30cm, and be compacted, to form the first bamboo bed of material 212；
Further, the first blocking module 201 and the second blocking module 202 are 4m along the spacing of line of slope.
Pervious bed 3 and diversion channel 4 are provided with bottom of slope；
Further, it is additionally provided with slope vegetation layer 5 on domatic, toe is provided with toe vegetable layer 6.
In a preferred version of the present invention, as shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, described rare earth slash side slope is given birth to
State anti-waterpower erodible system includes: is arranged at the barrier tape 1 on slope top, barrier tape 1 is by ridge 101 and the ecology being close to ridge 101
Bag layer 102 is constituted, and described ecology bag layer 102 is arranged at ridge 101 near domatic side；Described ecology bag layer 102 is by multiple
Ecology bag tiling composition, ecology bag tandem array, intermediate space covers in reality, and to intercept water seepage flow, each ecology bag is
Asymmetric moulding, and filling soil, include plant seed in soil；Wherein, the height near ridge 101 side for the ecology bag is high
In the described height away from ridge 101 side ecology bag；
It is provided with buffer belt 2 on domatic；Described buffer belt is made up of the first blocking module 201 and the second blocking module 202；
First blocking module 201 is built by the first timber layer 211 and the first bamboo bed of material 212；Second blocking module 202 is by the second wood
Stake layer 221 and the second bamboo bed of material 222 build；
Wherein, so that the first blocking module 201 is built as a example, described blocking module building method is as follows: many timbers are existed
On domatic same equal pitch contour, to squeeze in domatic soil layer with domatic angle at 45 °, and squeeze into soil layer to 0.7～1.2m
Depth, and form the first timber layer 211；Then, the side pushed up near slope in the first timber layer 211, digs one along equal pitch contour
The bar ditch of depth 30cm, and bamboo material is bundled into 20cm thickness, 60cm height, put in bar ditch, it is higher than bar ditch 30cm that bamboo material is placed, and
Compacting, to form the first bamboo bed of material 212；
Further, the first blocking module 201 and the second blocking module 202 are 4m along the spacing in slope direction；
Pervious bed 3 is provided with bottom of slope；Wherein, pervious bed 3 is by the first plant biological bag layer 301, the second plant biological bag layer 302 with
And the 3rd plant biological bag layer 303 interfolded composition；
, described plant biological bag layer is to be formed by the tiling of multiple plant biological bags, in each plant biological bag taking the first plant biological bag layer 301 as a example
Equipped with waste and old fragment of brick, building stones etc. can secondary utilization construction waste, tightened with iron wire between adjacent plant biological bag；
The depth of diversion channel 4 is 40～60cm, and is equipped with hdpe antiseepage film in bottom；Diversion channel 4 is every 20 simultaneously
It is 1m that the position of rice arranges a volume3Settling pit；
Further, it is additionally provided with slope vegetation layer 5 on domatic, toe is provided with toe vegetable layer 6；
Wherein, slope vegetation layer 5 be Caulis Miscanthis floriduli, Herba Digitariae grass and Bermuda grass mixed plant vegetable layer；Further, in plantation
In method, cus-cus grass planting digs cave along equal pitch contour, and adjacent rows are interlocked and planted, and seeding row spacing 30～35cm digs acupoint depth 30cm, cave
After middle addition water-retaining agent, in cave, 1/2 bottom adds 250～300g fertilizer, mixes with fraction rare earth sand soil；Caulis Miscanthis floriduli
Divide after seedling with 5～8 plants for a little Cong, planted to earthing in cave with after slime water root dipping；Cave face earthing be in outer height low it is ensured that moisture
Not exclusively run off required for growth.Herba Digitariae grass and Bermuda grass plantation adopt seed, in seed broadcasting to Caulis Miscanthis floriduli strain gap.So
Afterwards, lay Dicranopteris dichotoma cover layer, to avoid vegetation growth early stage raindrop for the sputter of soil, can also suppress in fine day simultaneously
The evaporation of moisture is it is ensured that the germination percentage of vegetation.After plantation, no rain then waters 1～2 time and determines root, naturally grows afterwards；
Toe vegetable layer 6 is Bidens maximowicziana Oett, the mixed plant vegetable layer of false indigo, Vitex chinensis Mill. and Bermuda grass.
Find through further rare earth slash side slope water body erosion experiment, by using the life of rare earth slash of the present invention side slope
State anti-waterpower erodible system, is capable of the erosion degree of effective control slope drinking water body, and water and soil conservation reaches more than 90%；Meanwhile, slope
Face Stability Analysis of Structures, no big gulley and slope collapse phenomenon；Further, after constructive system 4 months, the plant of slash side slope is covered
Lid rate can reach more than 95%, and ecosystem has also obtained obvious recovery.
In the present invention, by arranging multilamellar obstruct, interception, permeable and diversion channel structure such that it is able to effectively prevent water
Body is for the erosion of rare earth slash side slope soil；Meanwhile, in the present invention, with lightweight, nature material build each Rotating fields, also so that
Present system more environmental protection, and be applied to the side slope environment of holding capacity less rare earth slash；Further, the present invention
In, by vegetable layer is set further it is also possible to while effectively conserving water and soil additionally it is possible to be conducive to recover rare earth slash side
The ecological environment on slope.
Although illustrate and describing the present invention with specific embodiment, but it will be appreciated that without departing substantially from the present invention's
Many other changes can be made in the case of spirit and scope and change.It is, therefore, intended that in the following claims
Including all such changes and modifications belonging in the scope of the invention.
Claims (10)
1. a kind of anti-waterpower erodible system of rare earth slash slope ecological it is characterised in that described side slope slope top setting barrier tape,
Described barrier tape is made up of with the ecology bag layer being close to ridge ridge, and described ecology bag layer is arranged at ridge near described Slope
The side in face；
The domatic setting buffer belt of described side slope；
The bottom of slope of described side slope sets gradually pervious bed and diversion channel；
Wherein, described domatic and side slope toe is also respectively provided with vegetable layer.
2. slope ecological anti-waterpower erodible system in rare earth slash according to claim 1 is it is characterised in that described barrier tape
Middle ecology bag layer is tiled successively by multiple ecology bags and forms；
Described ecology bag is asymmetric moulding, and is mounted with plant seed；Wherein, described ecology bag is near the height of ridge side
Higher than described ecology bag away from ridge side height；
Compacting is filled with soil in space between each ecology bag.
3. slope ecological anti-waterpower erodible system in rare earth slash according to claim 1 is it is characterised in that described buffer belt
It is the tier-framework building module be arrangeding in parallel along line of slope, the longitudinal pitch of blocking module is 3～5m；
Wherein, blocking module sets up along equal pitch contour, is mainly built by bamboo material and timber.
4. the anti-waterpower erodible system of rare earth slash according to claim 3 slope ecological it is characterised in that described timber with
Arrange with domatic angle at 45 °, and go deep into domatic 0.7～1.2m；
The side that described timber pushes up near slope is additionally provided with bar ditch, and described bamboo material is arranged in bar ditch.
5. slope ecological anti-waterpower erodible system in rare earth slash according to claim 1 is it is characterised in that described pervious bed
It is made up of three layers of plant biological bag layer；
Wherein, three layers of plant biological bag layer interfolded setting, equipped with can secondary utilization construction waste in plant biological bag.
6. slope ecological anti-waterpower erodible system in rare earth slash according to claim 1 is it is characterised in that described diversion channel
Depth be 40～60cm.
7. slope ecological anti-waterpower erodible system in rare earth slash according to claim 6 is it is characterised in that described diversion channel
In also further lay the impermeable film layer of hdpe.
8. slope ecological anti-waterpower erodible system in rare earth slash according to claim 1 is it is characterised in that described domatic
Vegetable layer is Caulis Miscanthis floriduli, Herba Digitariae is careless and Bermuda grass mixed plant vegetable layer.
9. rare earth slash according to claim 1 slope ecological anti-waterpower erodible system is it is characterised in that described toe
Vegetable layer is Bidens maximowicziana Oett, the mixed plant vegetable layer of false indigo, Vitex chinensis Mill. and Bermuda grass.
10. a kind of anti-waterpower corrosion method of slash side slope it is characterised in that in methods described usage right require 1-9 in arbitrary
The anti-waterpower erodible system of rare earth slash slope ecological described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611002750.8A CN106368227A (en) | 2016-11-14 | 2016-11-14 | Water erosion prevention system and method for ecology of slope of abandoned rear-earth mine land |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611002750.8A CN106368227A (en) | 2016-11-14 | 2016-11-14 | Water erosion prevention system and method for ecology of slope of abandoned rear-earth mine land |
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| CN106368227A true CN106368227A (en) | 2017-02-01 |
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| CN201611002750.8A Pending CN106368227A (en) | 2016-11-14 | 2016-11-14 | Water erosion prevention system and method for ecology of slope of abandoned rear-earth mine land |
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| CN112825643A (en) * | 2021-02-05 | 2021-05-25 | 赣州锐源生物科技有限公司 | Method for treating ionic rare earth tailings based on biogas engineering |
| CN113330966A (en) * | 2021-04-21 | 2021-09-03 | 深圳技师学院（深圳高级技工学校） | Slope vegetation recovery method adopting combination of creeping plants and positive pioneer plants |
| CN115380756A (en) * | 2022-08-29 | 2022-11-25 | 北京正和恒基滨水生态环境治理股份有限公司 | Method for improving survival rate of nursery stock in mountain afforestation and mountain afforestation side slope |
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| CN112825643A (en) * | 2021-02-05 | 2021-05-25 | 赣州锐源生物科技有限公司 | Method for treating ionic rare earth tailings based on biogas engineering |
| CN113330966A (en) * | 2021-04-21 | 2021-09-03 | 深圳技师学院（深圳高级技工学校） | Slope vegetation recovery method adopting combination of creeping plants and positive pioneer plants |
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