CN207700178U - A kind of water and soil conservation structure accelerating stony desertification area's rock weathering - Google Patents
A kind of water and soil conservation structure accelerating stony desertification area's rock weathering Download PDFInfo
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- CN207700178U CN207700178U CN201721854469.7U CN201721854469U CN207700178U CN 207700178 U CN207700178 U CN 207700178U CN 201721854469 U CN201721854469 U CN 201721854469U CN 207700178 U CN207700178 U CN 207700178U
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Abstract
The utility model is related to accelerate the water and soil conservation structure of stony desertification area rock weathering, including prevention soil and water loss unit and accelerate rock weathering unit, the prevention soil and water loss unit includes the semi-permeable mechanism being arranged in the sunk area bottom, the water storage water lift mechanism enclosed in the sunk area rock is set, the Zhi Sheng shrubs mechanism being arranged in the sunk area, the acceleration rock weathering unit includes the rock weathering flora hypothallus being arranged on rock, the porous-stone mesh bag layer being arranged on the rock weathering flora hypothallus, turf on the porous-stone mesh bag layer is set.The utility model provides moist, slightly sour environment purpose by accelerating rock weathering unit to realize for carbonic acid salt weathering bacterium, the purpose for realizing the ecostorage to rainwater and runoff by building water storage water lift mechanism and semi-permeable mechanism simultaneously and utilizing, effectively prevent a large amount of runoffs wash away and caused by soil erosion problem.
Description
Technical field
The utility model is related to stony desertification area restoration of the ecosystem fields, and in particular to a kind of to accelerate stony desertification area's rock weathering
Water and soil conservation structure is suitble to the restoration of the ecosystem of light moderate Rocky Desertification Region.
Background technology
China is the country that stony desertification area is maximum, distribution is most wide, and area is more than 1,240,000 km2.Stony desertification is by environmentalist
Referred to as " earth cancer " is the woods grass that karst Vulnerable Ecosystem is formed through the unreasonable socio-economic activity of the mankind
Vegetation is rare, severe water and soil erosion, and basement rock large area is exposed to earth's surface and has the land deterioration process similar to desertification landscape.
Stony desertification can cause grain drop in production, system regulated water reduced capability, drought and waterlogging to take place frequently, and be the main contributor of Regional Poverty.
Traditional Rocky Desertification Control often biases toward the selection and application of water conservancy expert, prevention and control of soil erosion and reproducting tree species, can not
Embody the true connotation of stony desertification ecosystem restoration.
The basic ecological problem in stony desertification area is that soil layer caused by severe water and soil erosion is thin, rock is exposed, this is this area
The problem of revegetation.The engineering control of stony desertification refers to the technology of application project technological means prevention soil and water loss, and biology is repaiied
Recovering technology is then the technological means for restoring stony desertification by approach such as plant, microorganisms.At present often by engineering control technology and life
Object technology administers stony desertification after being combined, but the only simple superposition of both technologies, and there is no fundamentally solve
The problems such as soil layer is thin, rock is exposed, and it is low, of high cost, quantities is big there are vegetation survival rate the defects of.Therefore, how sharp
It is objective and effectively promote Rocky Desertification Region soil and revegetation with new technology and new theory, it is the current stony desertification ecosystem
The focus of attention of recovery.
Utility model content
The purpose of this utility model is the above problem for stony desertification area ecosystem restoration, proposes a kind of acceleration stony desert
Change the water and soil conservation structure of area's rock weathering.
It is available to realize the ecological recovery purpose for mitigating stony desertification area's soil erosion, increasing stony desertification area soil thickness
Efficient carbonic acid salt weathering flora combination water and soil Prevention Technique administers stony desertification, and promotes the weathering of carbonic acid salt weathering bacterium
Effect needs to build humidity, slightly sour growth, breeding environment for it, and for this problem, the utility model is a kind of by building
It is moist, micro- to be reached for the offer of carbonic acid salt weathering bacterium to accelerate water and soil conservation structure and its construction method of stony desertification area's rock weathering
The structure of acid environment and the purpose for taking into account prevention soil and water loss, the water and soil conservation structure will greatly promote stony desertification area rock wind
The speed of change increases soil thickness, and the present situation of stony desertification area Extreme drought can be effectively relieved, belong to it is a kind of it is convenient, environmentally friendly,
Long-acting stony desertification area ecological restoration measure.
To achieve the above object, the utility model provides a kind of water and soil conservation knot accelerating stony desertification area's rock weathering
Structure, including the prevention soil and water loss unit of the sunk area enclosed in raised rock is set and is arranged on the raised rock
Acceleration rock weathering unit, the prevention soil and water loss unit includes the semi-permeable machine being arranged in the sunk area bottom
The water storage water lift mechanism enclosed in the sunk area rock, the plant being arranged in sunk area life shrub machine is arranged in structure
Structure, the acceleration rock weathering unit include the rock weathering flora hypothallus being arranged on rock, are arranged in the rock wind
Change the porous-stone mesh bag layer on flora hypothallus, the turf being arranged on the porous-stone mesh bag layer.
Preferably, the semi-permeable mechanism includes the metalling set gradually from bottom to top, fine sand layer, semi-permeable layer,
In, metalling include be arranged lower layer small particle metalling and the big Stone layer on upper layer, the semi-permeable layer are set
Unselected clay including centrally located bentonite and edge.
Preferably, the thickness of the metalling is 5~10cm, wherein the thickness of the small particle metalling is 2~3cm,
The thickness of the big Stone layer is 3~7cm, and the ballast grain sizes size in the small particle metalling is 0.5~1cm, institute
The ballast grain sizes size for stating big Stone layer is 1.5~3cm；The thickness of the fine sand layer is 1~3cm, the semi-permeable layer
Thickness be 0.6~5cm.
Preferably, water storage water lift mechanism includes that the water suction water lift mould enclosed in sunk area rock is arranged in U-shaped shape
Block the water collection module of indentation, there is arranged above the water suction water lift module of U-shaped shape in funnel-form, by water suction water lift module and water
The space water storage module formed between collection module and the support web plate being horizontally installed in the water storage module.
Preferably, the water suction water lift module is U-shaped gabion structure, and the U-shaped gabion structure is with the 1/2 of gabion height
The hard porous-stone (such as sand product rock class porous-stone) of 1~3cm of grain size is filled in boundary, lower half, and the first half fills 2~3cm's of grain size
Soft porous-stone (such as straw stone, reed pipe stone), the water imbibition of soft porous-stone are better than hard porous-stone, the U-shaped gabion first half
Placing the stronger soft porous-stone of water absorbing properties can ensure that water is promoted to the top of U-shaped gabion by lower end and forms continuous suction
Aqueous systems.
Preferably, the water collection module is funnel reticular structure, and the water collection module is with water suction water lift module
Integral structure, a height of 3~7cm, 0.2~0.5cm of mesh area2, the water collection module includes being arranged the first of lower layer
Metalling and the second metalling on upper layer is set, the first metalling medium stone grain size is 2~2.5cm, and described second is broken
Rock layers medium stone grain size is 0.5~0.8cm, and the thickness of first metalling is 3~4.5cm, the thickness of second metalling
Degree is 1.5~3cm.
Preferably, Zhi Sheng shrubs mechanism includes being filled in native soil on the inside of water storage water lift mechanism, being planted in
Shrub in the native soil, the turf for being planted in the shrub.
Preferably, the rock weathering flora hypothallus is thick to be made of the bacterium solution of In Carbonate Rock weathering flora
Hypothallus, the bacterium solution is by bacterium and fungi bacterium solution with 1:3 volume ratio mixing after according to bacterium solution volume be added 0.7~
Thick hypothallus is made after starch is added in the organic acid of 1.2mol/L；The In Carbonate Rock weathering flora includes lichens bud
Spore bacillus, aspergillus bacterium, fixed nitrogen bacillus etc., the organic acid include citric acid, kojic acid etc..
Preferably, the porous-stone mesh bag layer is made of mesh bag and the porous-stone being arranged in the net is borrowed, the turf
Growth substrate include volume ratio be (60~65)：(15~20)：(5~10)：Local soil, coconut palm chaff, the humic of (5~10)
Matter, fine sand.
Based on the above-mentioned technical proposal, the utility model has the advantages that：
The water and soil conservation structure of acceleration stony desertification area's rock weathering of the utility model is by accelerating rock weathering unit real
Show and provide moist, slightly sour environment purpose for carbonic acid salt weathering bacterium, while by building water storage water lift mechanism and semi-permeable
Mechanism is realized to the ecostorage of rainwater and runoff and the purpose utilized, effectively prevent a large amount of runoffs wash away and caused by water
Native losing issue.The water and soil conservation structure of the utility model can effectively promote carbonic acid salt weathering bacterium to atmospheric disintegration of rocks efficiency, increasing
Add soil thickness, promote efficiently using for stony desertification area's moisture, is a kind of ecological, long-acting stony desertification area restoration of the ecosystem structure,
Theory and technology support can be provided for Rocky Desertification Control.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings：
Fig. 1 is the water and soil conservation structural schematic diagram for accelerating stony desertification area's rock weathering.
Specific implementation mode
Below by drawings and examples, the technical solution of the utility model is described in further detail.
The utility model provides a kind of water and soil conservation structure accelerating stony desertification area's rock weathering, as shown in Figure 1, wherein
Show a kind of preferred embodiment of the utility model.Specifically, the water and soil conservation structure includes being arranged in raised rock 6
The prevention soil and water loss unit of the sunk area inside enclosed and the acceleration rock weathering unit being arranged on the raised rock 6,
The prevention soil and water loss unit include be arranged the sunk area bottom semi-permeable mechanism, be arranged in the sunk area
The water storage water lift mechanism enclosed in rock 6, the Zhi Sheng shrubs mechanism being arranged in the sunk area, the acceleration rock weathering list
Member includes the rock weathering flora hypothallus 3 being arranged on rock 6, the suction being arranged on the rock weathering flora hypothallus 3
Water stone mesh bag layer 4, the turf 2 being arranged on the porous-stone mesh bag layer 4.
The utility model is configured based on Rocky Desertification Region lineament, and raised stone and soil often occurs in Rocky Desertification Region
The alternate landform of earth, therefore the water and soil conservation structure setting is prevention soil and water loss unit and acceleration rock weathering unit two
Functional unit.The prevention soil and water loss unit include be arranged the sunk area bottom semi-permeable mechanism, be arranged in institute
The Zhi Sheng shrubs mechanism for stating the water storage water lift mechanism enclosed in sunk area rock 6, being arranged in the sunk area, major function
Be collect storage rainwater and rainwash, prevention water body it is quick under ooze and promoted plant survival rate.The acceleration rock weathering list
Member includes the rock weathering flora hypothallus 3 being arranged on rock 6, the suction being arranged on the rock weathering flora hypothallus 3
Water stone mesh bag layer 4, the turf 2 being arranged on the porous-stone mesh bag layer 4, major function are to utilize highdensity rock weathering bacterium
Group accelerates atmospheric disintegration of rocks, and then increases stony desertification area soil thickness.
The moisture of storage can be supplied the rock weathering bacterium accelerated in rock weathering unit by the prevention soil and water loss unit
Group's hypothallus 3 provides wet environment for it, and flora growth, breeding, rock weathering flora is promoted then can to increase soil by metabolism
Thickness, abundant Soil Biodiversity, metabolite can then promote soil fertility, by prevention soil and water loss unit and add
The combination of fast rock weathering unit can greatly promote stony desertification area atmospheric disintegration of rocks rate and water use efficiency, for
Mitigate stony desertification and prevention soil and water loss plays an important roll.
Semi-permeable mechanism is positioned in prevention soil and water loss unit surrounds nearly hemispherical bottom end, thickness by raised rock 6
For 6~12cm, and upper end is planar structure, water storage water lift mechanism is then enclosed to one circle of placement in raised rock 6, and storing up
The sunk area that water water lift mechanism surrounds adds native soil, forms native soil 9, and turf 2, a kind of shrub are planted in prevention soil and water loss
Above unit.Accelerate 3 structure of rock weathering flora hypothallus in rock weathering unit to be laid in 6 surface of raised rock, then exists
Its top is laid with porous-stone mesh bag layer 4, turf 2 successively.It will furthermore with the water suction water lift module 8 in prevention soil and water loss unit
It is laid in 3 structure lower end of the rock weathering flora hypothallus compacting on 6 surface of raised rock, and porous-stone mesh bag layer 4 is carried with water suction
Water module 8 is adjacent and there are a part of redundancies, to ensure integrally-built continuity.
As shown in Figure 1, described accelerate the concrete structure of rock weathering unit and prevention soil and water loss unit difference as follows：
The semi-permeable mechanism includes the metalling 13 set gradually from bottom to top, fine sand layer 12, semi-permeable layer, wherein
Metalling 13 include be arranged lower layer small particle metalling and the big Stone layer on upper layer, the semi-permeable layer packet are set
The unselected clay 11 at centrally located bentonite 10 and edge is included, and the edge of bentonite 10 is by the gabion of water suction water lift module 8
Edges cover is to slow down the infiltration rate of flow.Preferably, the thickness of the metalling 13 is 5~10cm, wherein the granule
The thickness of diameter metalling is 2~3cm, and the thickness of the big Stone layer is 3~7cm, broken in the small particle metalling
Stone particle size is 0.5~1cm, and the ballast grain sizes size of the big Stone layer is 1.5~3cm；The fine sand layer 12
Thickness is 1~3cm, and the thickness of the semi-permeable layer is 0.6~5cm.
The major function of semi-permeable mechanism is to prevent from oozing under rainwater or rainwash are quick, effectively prevents Rocky Desertification Region
Soil erosion, wherein the bentonite 10 in semi-permeable layer center can effectively prevent water body from assembling after under ooze, but around bentonite 10
Unselected clay 11 can then allow to ooze under a part of water body, to reach semipermeable function, while below semi-permeable layer
The water body that metalling 13 can be oozed under, which is filtered, purifies and can save a part of water body, and entire semi-permeable mechanism has partly anti-
Blend purification function.
It the water suction enclosed in sunk area rock 6 is set carries as shown in Figure 1, water storage water lift mechanism includes U-shaped shape
Water module 8 the water collection module 5 of indentation, there is arranged above the water suction water lift module 8 of U-shaped shape in funnel-form, by water suction water lift
The space water storage module 7 formed between module 8 and water collection module 5 and the branch being horizontally installed in the water storage module 7
Support web plate 14.Water storage water lift mechanism is generally by 14 groups water suction water lift module 8, water storage module 7, water collection module 5, support of web plate
At the compound gabion structure of cuboid.
Wherein, the water suction water lift module 8 is U-shaped gabion structure, and water collection module 8 is to be lacked positioned at the top of U-shaped structure
Funnel-shaped structure at mouthful, space between the two constitute water storage module, wherein one layer of soil is fixed in 8 periphery of water suction water lift module
Work cloth, to meet integrally-built water storage performance.U-shaped gabion structure integrally high 10~50cm, wide 10~20cm, it is long by 20~
30cm, gabion mesh area are 0.2~0.5cm2, gabion box is resistant material, such as zinc-plated iron net, the iron net for wrapping up PVC.
Specifically, 8 generally U-shaped gabion structure of water suction water lift module, and a side wall of U-shaped gabion is close to rock side
The thick equal 3~5cm of face, both sides and bottom end gabion, length, height are consistent with overall structure.The U-shaped gabion structure is with the 1/ of gabion height
2 be boundary, and the hard porous-stone (such as sand product rock class porous-stone) of 1~3cm of grain size is filled in lower half；The first half fills 2~3cm of grain size
Soft porous-stone (such as straw stone, reed pipe stone), the U-shaped gabion first half places the stronger soft porous-stone of water absorbing properties and can protect
The top that card water is promoted to U-shaped gabion by lower end forms continuous water suction system.
Two layers of porous-stone in water suction water lift module 8 can ensure the continuative transport of water body from the bottom to top, both sides gabion it
Between every 10~20cm add and connect support web plate 14, support the U-shaped inside of the length and width and water suction water lift module 8 of web plate 14
It is in the same size.It is 1~1.5cm to support the thickness of web plate 14, and the material of the web plate material 14 is corrosion-resistant, high hardness material,
Such as stainless steel, galvanized iron.
The also known as upper water stone of porous-stone, scientific name is calcium carbonate water mossy moss fossil plant, main chemical compositions CaCO3, matter
Ground is soft and crisp, and water imbibition is especially strong.There are many porous-stone Natural Caves, and some wears connection gas, small cave such as stomata, moisture mutually
Rise along very thin hole, forms capillary phenomenon, this is its bibulous main cause.Porous-stone is generally divided into hard and soft
Two classes, soft porous-stone water absorbing properties are better than hard porous-stone.Soft porous-stone (such as straw stone, reed pipe stone) is placed in U-shaped
Gabion structure upper end, it is ensured that the upper end for being thus lifted to U-shaped gabion of the sustainable stabilization of moisture forms continuous water suction system.
The major function of water suction water lift module 8 be the moisture that will be stored in water storage module 7 by bottom end through U-shaped gabion structure
Two side is supplied to efficient rock weathering flora matrix and botanical system upwards, to ensure to state in rock weathering flora hypothallus 3
The demand of wet environment and plant to moisture needed for rock weathering flora, support web plate 14 then to ensure absorb water water lift module
8 lateral pressure resistant and stability.
Preferably, the water storage module 7 that the space between water suction water lift module 8 and water collection module 5 is formed, is mainly used for
The storage of rainwater and rainwash is recycled with collecting rainwater.Preferably, the water collection module 5 is that funnel is netted
Structure, and the water collection module 5 is structure as a whole with water suction water lift module 8, a height of 3~7cm, mesh area 0.2~
0.5cm2.The water collection module 5 include be arranged lower layer the first metalling and the second metalling on upper layer is set, it is described
First metalling medium stone grain size be 2~2.5cm, the second metalling medium stone grain size be 0.5~0.8cm, described first
The thickness of metalling is 3~4.5cm, and the thickness of second metalling is 1.5~3cm, which is mainly used for rainwater and ground
The collection and filtration of table runoff.
It is highly preferred that Zhi Sheng shrubs mechanism includes being filled in native soil 9 on the inside of water storage water lift mechanism, plantation
Shrub 1 in the native soil 9, the turf 2 being planted in around the shrub 1.The shrub 1 is mainly planted in native soil 9
Top has the function of conserving water and soil, and then main plantation is around shrub 1 for turf 2, to enhance the diversity of families of plant, cover
The soil thickness of lid rate and water and soil conservation ability, the turf 2 around the shrub 1 is 2~3cm, and turfgrass is drought-resistant, resistance to
The grass seeds of high temperature.
Further, the acceleration rock weathering unit includes the rock weathering flora hypothallus 3 being arranged on rock 6, sets
The turf set the porous-stone mesh bag layer 4 on the rock weathering flora hypothallus 3, be arranged on the porous-stone mesh bag layer 4
2。
Preferably, the rock weathering flora hypothallus 3 is sticky to be made of the bacterium solution of In Carbonate Rock weathering flora
Shape hypothallus, the bacterium solution is by bacterium and fungi bacterium solution with 1:3 volume ratio mixing after according to bacterium solution volume be added 0.7~
Thick hypothallus is made after starch is added in the organic acid of 1.2mol/L.The In Carbonate Rock weathering flora includes lichens bud
Spore bacillus, aspergillus bacterium, fixed nitrogen bacillus etc., the organic acid include citric acid, kojic acid etc., and area is 0.5~3m2,
Thickness is 0.5~1cm, is wrapped up by environment-friendlymembrane membrane before hypothallus application, removes film in application and is directly laid with matrix
It is compacted by the water suction water lift module 8 in 6 surface of raised rock and its lower end, to ensure the globalities of two part connections.It should
Exist in hypothallus and largely bred rock weathering flora, can directly be greatly promoted with rock contact on rock weathering bacterium and
Rock contact area promotes weathering efficiency.
Preferably, the porous-stone mesh bag layer 4 is made of mesh bag and the porous-stone being arranged in the mesh bag, entire area
Consistent with rock weathering flora 3 sizes of hypothallus, paving location is also completely superposed.The mesh area of mesh bag is 0.2
~0.4cm2, material has a corrosion resistance, such as nylon, polypropylene, the porous-stone of 2~3cm of laying depth, the water suction in mesh bag
Stone grain diameter is 0.5~1.5cm.The major function of the porous-stone mesh bag layer 4 is by the porous-stone and water suction water lift in mesh bag
Water suction system is constituted close to the porous-stone gabion of 6 side of rock in module 8, it is moist, ventilative to be provided for rock weathering flora
Environment, promote the growth metabolism of flora, to promote flora to rock weathering efficiency.
Further, the soil thickness of the turf 2 on rock 6 is 5~7cm, so that turfgrass is in rock weathering flora base
The growth of 3 top of matter layer, and turfgrass is drought-resistant, heat safe grass seeds.The growth substrate of the turf 2 includes that volume ratio is
(60~65)：(15~20)：(5~10)：(5~10 local soil, coconut palm chaff, humus, fine sand, the matrix is for turfgrass
It can be that rock differentiation flora is provided for a long term slightly sour environment while nutriment is provided, promote the long-term life of rock differentiation bacterium
Long breeding.
The water and soil conservation structure of acceleration stony desertification area's rock weathering of the utility model is by accelerating rock weathering unit real
Show and provide moist, slightly sour environment purpose for carbonic acid salt weathering bacterium, while by building water storage water lift mechanism and semi-permeable
Mechanism is realized to the ecostorage of rainwater and runoff and the purpose utilized, effectively prevent a large amount of runoffs wash away and caused by water
Native losing issue.The water and soil conservation structure of the utility model can effectively promote carbonic acid salt weathering bacterium to atmospheric disintegration of rocks efficiency, increasing
Add soil thickness, promote efficiently using for stony desertification area's moisture, is a kind of ecological, long-acting stony desertification area restoration of the ecosystem structure,
Theory and technology support can be provided for Rocky Desertification Control.
A kind of water and soil conservation structure of acceleration stony desertification area's rock weathering of the utility model can refer to following steps progress
Structure：
A, semi-permeable mechanism is built, the original soil in the sunk area that stony desertification protrusion rock 6 is surrounded removes, and is being recessed
Sections bottom is laid with metalling 13, fine sand layer 12, semi-permeable layer successively, and watering compacting later forms semi-permeable mechanism.
B, structure water storage water lift mechanism builds U-shaped gabion structure according to the structure of water storage water lift mechanism and forms water suction water lift
Module 8, and water collection module 5 is built, laterally setting supports web plate 14, Zhi Hou in the middle part of water suction 8 two side walls of water lift module
The 8 geotechnological waterproof cloth of periphery package of the water lift module that absorbs water, forms water storage water lift mechanism.
Specifically, cylinder mould is built according to water storage water lift mechanism, forms the water suction water lift module 8 of U-shaped gabion structure.U-shaped
The middle part of two walls of gabion structure adds every 10~20cm and connects support web plate 14, to ensure integrally-built stability,
The geotechnological waterproof cloth for wrapping up corresponding size in U-shaped gabion structure periphery later, forms water storage water lift mechanism.Then by U-shaped gabion
The edge that structure is against raised rock 6 is incorporated to, and water suction water lift module 8 is made to be bonded 6 surface of rock, in this way successively will be different
Water storage water lift mechanism be positioned on the inside of the sunk area that raised rock 6 surrounds and form a circle.
C, the original soil dug out is backfilled again in sunk area and does compaction treatment and forms native soil 9, later by a kind of shrub
It plants in native soil 9, and the Turf Culture 2 around the shrub 1, conventional maintenance is carried out to plant.
D, structure accelerates rock weathering unit, rock weathering flora hypothallus 3 is laid with, by rock weathering flora hypothallus 3
It is laid on 6 surface of raised rock and adjacent with water storage water lift mechanism and be overlapped, porous-stone mesh bag layer 4 is laid in rock weathering later
The top of flora hypothallus 3 is simultaneously adjacent with water storage water lift mechanism and there are redundancies, plants grass planting on the porous-stone mesh bag layer 4 later
Skin 2.
The rock weathering flora hypothallus 3 is the thick matrix being made of the bacterium solution of In Carbonate Rock weathering flora
Layer, the bacterium solution is by bacterium and fungi bacterium solution with 1:It is added 0.7~1.2mol/L's according to bacterium solution volume after 3 volume ratio mixing
Thick hypothallus is made after starch is added in organic acid.The In Carbonate Rock weathering flora includes bacillus licheniformis, aspergillus
Belong to bacterium, fixed nitrogen bacillus etc., the organic acid includes citric acid, kojic acid etc., and area is 0.5~3m2, thickness be 0.5~
1cm is wrapped up before hypothallus application by environment-friendlymembrane membrane, removes film in application and matrix is directly layed in raised rock 6
Surface and its lower end is compacted by the water suction water lift module 8, to ensure the globalities of two part connections.Exist in the hypothallus
Rock weathering flora largely is bred, connecing for weathering bacterium and rock 6 on rock 6 can be greatly promoted by directly being contacted with rock 6
Contacting surface is accumulated, and weathering efficiency is promoted.
Specifically, be laid on 6 surface of raised rock and and water storage after film being removed when rock weathering flora hypothallus 3 is placed
Water lift mechanism is adjacent and is slightly overlapped, and then porous-stone mesh bag layer 4 is laid in above rock weathering flora hypothallus 3, and with
Water storage water lift mechanism is adjacent and there are certain redundancies, to ensure to form water suction system from the bottom to top.By preprepared
Turf 2 is laid in 4 top of porous-stone mesh bag layer, that is, completes the structure for accelerating rock weathering module, so far accelerate stony desertification area rock
The water and soil conservation structure structure of stone weathering is completed, and subsequently need to carry out conventional maintenance to plant.
The water and soil conservation structure of acceleration stony desertification area's rock weathering of embodiment structure, by accelerating rock weathering unit real
Show and provide moist, slightly sour environment purpose for carbonic acid salt weathering bacterium, while by building water storage water lift mechanism and semi-permeable
Mechanism is realized to the ecostorage of rainwater and runoff and the purpose utilized, effectively prevent a large amount of runoffs wash away and caused by water
Native losing issue.The water and soil conservation structure of the utility model can effectively promote carbonic acid salt weathering bacterium to atmospheric disintegration of rocks efficiency, increasing
Add soil thickness, promote efficiently using for stony desertification area's moisture, is a kind of ecological, long-acting stony desertification area restoration of the ecosystem structure,
Theory and technology support can be provided for Rocky Desertification Control.
Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model rather than limits it
System；Although the utility model is described in detail with reference to preferred embodiment, those of ordinary skill in the art should
Understand：It can still modify to specific embodiment of the present utility model or some technical characteristics are equally replaced
It changes；Without departing from the spirit of technical solutions of the utility model, should all cover in the claimed technical solution of the utility model
In range.
Claims (9)
1. a kind of water and soil conservation structure accelerating stony desertification area's rock weathering, it is characterised in that：Including being arranged in raised rock (6)
Acceleration rock weathering list of the prevention soil and water loss unit and setting of the sunk area inside enclosed on the raised rock (6)
Member, the prevention soil and water loss unit include be arranged the sunk area bottom semi-permeable mechanism, be arranged in the recess
The water storage water lift mechanism enclosed in region rock (6), the Zhi Sheng shrubs mechanism being arranged in the sunk area, the acceleration rock
Weathering unit includes the rock weathering flora hypothallus (3) being arranged on rock (6), is arranged in the rock weathering flora matrix
The turf (2) of porous-stone mesh bag layer (4), setting on the porous-stone mesh bag layer (4) on layer (3).
2. water and soil conservation structure according to claim 1, it is characterised in that：The semi-permeable mechanism include from bottom to top according to
Metalling (13), fine sand layer (12), the semi-permeable layer of secondary setting, wherein metalling (13) includes the small particle being arranged in lower layer
Metalling and the big Stone layer on upper layer is set, the semi-permeable layer includes centrally located bentonite (10) and edge
Unselected clay (11).
3. water and soil conservation structure according to claim 2, it is characterised in that：The thickness of the metalling (13) be 5~
10cm, wherein the thickness of the small particle metalling is 2~3cm, and the thickness of the big Stone layer is 3~7cm, described
Ballast grain sizes size in small particle metalling is 0.5~1cm, the ballast grain sizes size of the big Stone layer is 1.5~
3cm；The thickness of the fine sand layer (12) is 1~3cm, and the thickness of the semi-permeable layer is 0.6~5cm.
4. water and soil conservation structure according to claim 1, it is characterised in that：Water storage water lift mechanism includes U-shaped shape
The water suction water lift module (8) enclosed in sunk area rock (6) is set, the water suction water lift module in U-shaped shape is set in funnel-form
(8) the water collection module (5) of top indentation, there, formed by the space between water suction water lift module (8) and water collection module (5)
Water storage module (7) and the support web plate (14) being horizontally installed in the water storage module (7).
5. water and soil conservation structure according to claim 4, it is characterised in that：The water suction water lift module (8) is U-shaped gabion
Structure, the U-shaped gabion structure are boundary with the 1/2 of gabion height, and the hard porous-stone of 1~3cm of grain size, upper half are filled in lower half
Fill the soft porous-stone of 2~3cm of grain size in portion.
6. water and soil conservation structure according to claim 4, it is characterised in that：The water collection module (5) is that funnel is netted
Structure, and the water collection module (5) is structure as a whole with water suction water lift module (8), a height of 3~7cm, mesh area 0.2
~0.5cm2.
7. water and soil conservation structure according to claim 1, it is characterised in that：Zhi Sheng shrubs mechanism includes being filled in institute
It states the native soil (9) on the inside of water storage water lift mechanism, the shrub (1) being planted in the native soil (9), be planted in the shrub
(1) turf (2) around.
8. water and soil conservation structure according to claim 1, it is characterised in that：The rock weathering flora hypothallus (3) is
The thick hypothallus being made of the bacterium solution of In Carbonate Rock weathering flora.
9. water and soil conservation structure according to claim 6, it is characterised in that：The water collection module (5) includes that setting exists
First metalling of lower layer and the second metalling on upper layer is set, the first metalling medium stone grain size is 2~2.5cm,
The second metalling medium stone grain size is 0.5~0.8cm, and the thickness of first metalling is 3~4.5cm, described second
The thickness of metalling is 1.5~3cm.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905208A (en) * | 2017-12-27 | 2018-04-13 | 北京东方园林环境股份有限公司 | A kind of water and soil conservation structure and its construction method for accelerating stony desertification area's rock weathering |
| CN111937661A (en) * | 2020-07-17 | 2020-11-17 | 神华国能集团有限公司 | Vegetation planting method suitable for arid saline-alkali soil coal mine area |
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2017
- 2017-12-27 CN CN201721854469.7U patent/CN207700178U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905208A (en) * | 2017-12-27 | 2018-04-13 | 北京东方园林环境股份有限公司 | A kind of water and soil conservation structure and its construction method for accelerating stony desertification area's rock weathering |
| CN107905208B (en) * | 2017-12-27 | 2023-11-21 | 北京东方园林环境股份有限公司 | Water and soil conservation structure for accelerating rock weathering in stony desertification region and construction method thereof |
| CN111937661A (en) * | 2020-07-17 | 2020-11-17 | 神华国能集团有限公司 | Vegetation planting method suitable for arid saline-alkali soil coal mine area |
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