CN109863944A - Rock slope greening structure and its construction method - Google Patents
Rock slope greening structure and its construction method Download PDFInfo
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- CN109863944A CN109863944A CN201910185294.2A CN201910185294A CN109863944A CN 109863944 A CN109863944 A CN 109863944A CN 201910185294 A CN201910185294 A CN 201910185294A CN 109863944 A CN109863944 A CN 109863944A
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- vegetation growth
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Abstract
Rock slope greening structure and its construction method of the present invention, belong to slope construction field, it is therefore an objective to afforest to rubble barricade metope, and guarantee the overall stability and intensity of rubble barricade.Including vegetation growth base, lattice girder made of being piled up as ecology bag and fixed net；The crossbeam and stringer of lattice girder pour in a crisscross manner forms multiple supporting regions in rock side slope；Vegetation growth base is set in supporting region, and fixed net is set to the outside of vegetation growth base, and is correspondingly connected to the crossbeam and stringer in supporting region, sows grass seeds by duster to form layer of sowing grass seeds by duster in vegetation growth substrate surface.The present invention piles up to form vegetation growth base by ecology bag, guarantees the thickness of vegetation growth base, extends the fertility acting duration of vegetation growth base, effectively prevent the soil erosion of side slope surface.The phenomenon that by lattice girder and the fixed integral collective effect of net form, the soil body on side slope surface and vegetation growth base are closely protected, and the later period can effectively be avoided locally to collapse.
Description
Technical field
The invention belongs to slope construction field, particularly rock slope greening structure and its construction method.
Background technique
With Development of China's Urbanization and Transportation Development, more and more high precipitous rock slopes are formd.High precipitous rock slope
Be difficult to adhere to there are soil layer, plant vegetation easily degenerate, easy soil erosion the problems such as, these are all greening high precipitous rock slope work
It brings challenges, so that greening high precipitous rock slope, which is one, is related to multidisciplinary, multi-specialized, comprehensive very strong system engineering.
Existing frequently-used rock matter high gradient slope greening construction method mainly has soil moved in improve the original spray anchor, plant biological bag and ecology bag construction party
Method.Wherein, soil moved in improve the original jet-anchor execution method can effectively fix 10cm or so plantation base on scar, and it is relatively thin not that there are bases
The problem of conducive to vegetation growth.Plant biological bag and ecology bag are able to satisfy vegetation growth demand, still, on compared with precipitous rock slope not
It is fixed easily, there are problems that later period severe water and soil erosion.
Summary of the invention
The object of the present invention is to provide a kind of rock slope greening structure and its construction methods, guarantee vegetation growth base
Thickness and the stability for improving vegetation growth base.
The technical solution adopted by the present invention is that: rock slope greening structure, including vegetation growth base, the vegetation growth
Base is piled up by ecology bag；It further include lattice girder and fixed net；The lattice girder includes crossbeam and stringer, the crossbeam and
Stringer pours in a crisscross manner forms multiple supporting regions in rock side slope；The vegetation growth base is set to the supporting region
Interior, the fixed net is set to the outside of vegetation growth base, and the periphery of fixed net is correspondingly connected to the crossbeam in supporting region
And stringer, it sows grass seeds by duster to form layer of sowing grass seeds by duster in vegetation growth substrate surface.
Further, the fixed net includes framework of steel reinforcement and steel wire；The framework of steel reinforcement is in by longitudinal reinforcement and cross
The groined type being criss-cross arranged to reinforcing bar, the surrounding of the framework of steel reinforcement are fixedly connected on the lattice girder in corresponding supporting region；
The steel wire is layed on the outside of framework of steel reinforcement and binds in framework of steel reinforcement.
Further, anchoring on the crossbeam of two opposite sides in the supporting region has longitudinally connected reinforcing bar, and the two of supporting region
Anchoring has lateral connection reinforcing bar on the stringer of opposite side；The transverse steel of framework of steel reinforcement is connect with lateral connection reinforcement welding, reinforcing bar
The longitudinal reinforcement of skeleton is connect with longitudinally connected reinforcement welding.
Further, the vegetation growth base is piled up by several layers of ecology bag, includes multiple ecology bags in each layer, respectively
Splicing seams are formed between two neighboring ecology bag in layer, the adjacent two layers ecology bag fissure of displacement is piled up, and in the top of each layer ecology bag
It is provided with three-dimensional water discharge coupling button corresponding with this layer of splicing seams, the three-dimensional water discharge coupling button junction of the edges of two sheets of paper setting will corresponding splicing seams
Adjacent three ecology bags connection.
The construction method of rock slope greening structure,
Step 1: lattice girder pours, supporting region is formed；
Step 2: carrying out Slope leveling in supporting region；
Step 3: assembling ecology bag in supporting region；
Step 4: groined type framework of steel reinforcement is connected with lattice girder, then metal binding wire net is on framework of steel reinforcement；
Step 5: sowing grass seeds by duster to form layer of sowing grass seeds by duster: liquids needed for uniform seed mixture and plant growth will be matched, fiber
Object, silty object and the uniform mix of shot-like particle, are then sowed using high-power injector on the surface of ecology bag, are formed a kind of uniform
Layer of sowing grass seeds by duster.
Further, in step 1, firstly, line setting, determines longitudinally connected reinforcing bar and transverse direction on lattice beam side
The installation point of reinforcing bar is connected, and makes the installation point alignment on the stringer at left and right sides of supporting region, on the crossbeam of upper and lower two sides
Point alignment is installed, and all installation points are on same plane；Then, by the pre- of longitudinally connected reinforcing bar and lateral connection reinforcing bar
Section is buried to protrude into the lower layer of lattice girder upper layer main reinforcement and bind with the main reinforcement of lattice girder secured；Finally, segmentation pours lattice girder.
Further, in step 3, ecology bag is assembled by fault seam along longitudinal direction: in each layer, by three-dimensional water discharge coupling button water
It lays flat and is placed between two ecology bags, so that each three-dimensional water discharge coupling button rides two ecology bags, rock sturdy ecology bag
So that each three-dimensional water discharge coupling button pierces through the midriff of ecology bag；Plank is being placed above after the completion of being laid in every layer of ecology bag
And trample compacting.
The beneficial effects of the present invention are: it is of the invention, it piles up to form vegetation growth base by ecology bag, in vegetation growth base
Layer sows grass seeds by duster to form layer of sowing grass seeds by duster, so that layer of sowing grass seeds by duster is attached to vegetation growth base, can guarantee the thickness of vegetation growth base, extends
The fertility acting duration of vegetation growth base is conducive to vegetation growth, reduces postorder greening maintenance cost；Pass through ecology bag heap
Block forms vegetation growth base, can effective locking side slope surface water and soil, prevent the soil erosion of side slope surface.By will fix net with
The crossbeam and stringer of lattice girder are fixed, so that lattice girder and fixed net collective effect, are fixed ecology bag, it will be ecological
Bag lock schedules rock side slope surface, the excessive problem of local stress is avoided, so that the stress performance on rock side slope surface tends to
Equilibrium, the soil body on side slope surface and vegetation growth base are closely protected, and the later period can effectively be avoided locally to occur collapsing
Phenomenon reduces post-processing and repairs workload.The use of ecology bag provides base for plant growth, so as to reduce layer of sowing grass seeds by duster
Thickness, and then improve layer of sowing grass seeds by duster and be attached to the stability of side slope.
Detailed description of the invention
Fig. 1 is elevation of the present invention；
Fig. 2 is partial enlarged view at the A of Fig. 1；
Fig. 3 is that ecology bag assembles schematic diagram；
Fig. 4 is fixed net setting structure schematic diagram.
In figure, vegetation growth base 1, ecology bag 11, splicing seams 12, three-dimensional water discharge coupling button 13, lattice girder 2, crossbeam 21,
Stringer 22, longitudinally connected reinforcing bar 23, lateral connection reinforcing bar 24, supporting region 25, fixed net 3, framework of steel reinforcement 31, longitudinal reinforcement
311, transverse steel 312, steel wire 32, layer 4 of sowing grass seeds by duster, rock side slope 5.
Specific embodiment
It is as follows that the present invention is described further with reference to the accompanying drawings and examples:
Rock slope greening structure, as depicted in figs. 1 and 2, including vegetation growth base 1, the vegetation growth base 1 by
Ecology bag 11 is piled up；It further include lattice girder 2 and fixed net 3；The lattice girder 2 includes crossbeam 21 and stringer 22, the cross
Beam 21 and stringer 22 pour in a crisscross manner forms multiple supporting regions 25 in rock side slope 5；The vegetation growth base 1 is set to
In the supporting region 25, the fixed net 3 is set to the outside of vegetation growth base 1, and the periphery of fixed net 3 is correspondingly connected with
Crossbeam 21 and stringer 22 in supporting region 25 sow grass seeds by duster to form layer 4 of sowing grass seeds by duster on 1 surface of vegetation growth base.
In the present invention, ecology bag 11 is by by the fertilizer of vegetation growth and the planting soil uniform shape of mix according to a certain percentage
At filler, it is packed into woven bag etc. and is formed, in the present embodiment, by farmyard manure and planting soil according to 1:3 volume ratio, uniform mixing,
Woven bag is inserted, filler has to the full reality filled as far as possible in woven bag, and clasp is securely solid.
It piles up to form vegetation growth base 1 by ecology bag 11, sows grass seeds by duster to form layer 4 of sowing grass seeds by duster in vegetation growth base 1, so that
Layer 4 of sowing grass seeds by duster is attached to vegetation growth base 1, can guarantee that the thickness of vegetation growth base 1, the thickness of vegetation growth base 1 obtain
To guarantee, extend the fertility acting duration of vegetation growth base 1, be conducive to vegetation growth, reduces postorder greening maintenance cost；
Pile up to form vegetation growth base 1 by ecology bag 11, can effective locking side slope surface water and soil, prevent side slope surface water and soil stream
It loses.The utilization of ecology bag 11 will not pollute soil, more environmentally-friendly；Also, the use of ecology bag 11 mentions for plant growth
For base, so as to reduce the thickness for layer 4 of sowing grass seeds by duster, and then the stability that layer 4 of sowing grass seeds by duster is attached to side slope is improved.
By the way that the crossbeam 21 and stringer 22 of fixing net 3 and lattice girder 2 to be fixed, so that lattice girder 2 and fixed net 3 are total
Ecology bag 11 is fixed in same-action, and ecology bag 11 is locked in 5 surface of rock side slope.Once 3 stress of net is fixed in somewhere,
Power can be transferred to lattice girder 2 by fixed net 3, and power is transmitted on the crossbeam 21 and stringer 22 of lattice girder 2, made capable in lattice
It is diffused on beam 2, avoids the excessive problem of local stress, so that the stress performance on 5 surface of rock side slope tends to be balanced, it is right
The phenomenon that soil body on 5 surface of side slope and vegetation growth base 1 are closely protected, and the later period can effectively be avoided locally to collapse,
It reduces post-processing and repairs workload.
And rock side slope 5 is divided into multiple supporting regions 25 by the crossbeam 21 and stringer 22 of lattice girder 2, by respectively to each
A supporting region 25 is afforested, Virescence form multiplicity, and more conducively vegetation growth base 1 is firmly attached to 5 table of rock side slope
Face.
Fixed net 3 can be only steel wire, optimal, and as shown in Figure 1 and Figure 4, the fixed net 3 includes framework of steel reinforcement
31 and steel wire 32；The framework of steel reinforcement 31 is in the groined type being criss-cross arranged by longitudinal reinforcement 311 and transverse steel 312,
The surrounding of the framework of steel reinforcement 31 is fixedly connected on the lattice girder 2 in corresponding supporting region 25；The steel wire 32 is layed in reinforcing bar
31 outside of skeleton is simultaneously bound in framework of steel reinforcement 31.
Due to 32 intensity of steel wire limit, if directly to ecology rely solely on steel wire 32 carry out protection effect it is poor, lead to
It crosses in the binding to framework of steel reinforcement 31 of steel wire 32, so that steel wire 32 transfers force to framework of steel reinforcement 31, then by framework of steel reinforcement 31
Power is shared into lattice girder 2, the impaired destruction of steel wire 32 is avoided, ensure that the protection effect of fixed net 3, and framework of steel reinforcement 31
It is cheap, it is conducive to save project cost.The surrounding of steel wire 32 is fixed on lattice girder 2 by setscrew, setscrew
Spacing is 300mm.
In order to improve the firm stable that framework of steel reinforcement 31 is connect with lattice girder 2, guarantee framework of steel reinforcement 31 and lattice girder 2
Globality, it is preferred that as shown in Fig. 2, anchoring has longitudinally connected reinforcing bar 23 on the crossbeam 21 of two opposite sides in the supporting region 25,
Anchoring has lateral connection reinforcing bar 24 on the stringer 22 of two opposite sides in supporting region 25；The transverse steel 312 and cross of framework of steel reinforcement 31
It is welded to connect to connection reinforcing bar 24, the longitudinal reinforcement 311 of framework of steel reinforcement 31 and longitudinally connected reinforcing bar 23 are welded to connect.
It preferably, include more as shown in figure 3, the vegetation growth base 1 is piled up by several layers of ecology bag 11, in each layer
A ecology bag 11 forms splicing seams 12 in each layer between two neighboring ecology bag 11,11 fissure of displacement of adjacent two layers ecology bag is piled up, and
The top of each layer ecology bag 11 is provided with three-dimensional water discharge coupling button 13 corresponding with this layer of splicing seams 12, the three-dimensional water discharge connection
13 junction of the edges of two sheets of papers that knot setting connects three adjacent ecology bags 11 of corresponding splicing seams 12.
It is piled up by adjacent 11 fissure of displacement of two sides ecology bag, first, ensure that the stability that ecology bag 11 is piled up；The second, by
Water and soil can be easy to run off at splicing seams 12, and the fissure of displacement piles up the path for extending longitudinal straight joint, can alleviate water and soil through splicing seams
12 are lost.And the setting of 13 junction of the edges of two sheets of paper of three-dimensional water discharge coupling button is cooperated to realize the interlocking of ecology bag 11, it more ensure that the steady of ecology bag 11
It is qualitative.Three-dimensional water discharge coupling button 13 is directly bought.
The construction method of above-mentioned rock slope greening structure,
Step 1: lattice girder 2 pours, supporting region 25 is formed；
Step 2: carrying out Slope leveling in supporting region 25；
Step 3: assembling ecology bag 11 in supporting region 25；
Step 4: groined type framework of steel reinforcement 31 is connected with lattice girder 2, then metal binding wire net 32 is in framework of steel reinforcement 31
On；
Step 5: sowing grass seeds by duster to form layer 4 of sowing grass seeds by duster: liquids needed for uniform seed mixture and plant growth will be matched, fibre
Object, silty object and the uniform mix of shot-like particle are tieed up, is then sowed using high-power injector on the surface of ecology bag 11, forms one kind
Uniform layer 4 of sowing grass seeds by duster.
Lattice girder 2 is reinforced concrete structure, needs to bind the reinforcing bar and support shuttering of lattice girder 2, template before pouring
Side form including face mould and face mould two sides；Then the lattice girder 2 carried out again in step 1 pours, wherein slump
It should control in 50-70mm, when pouring, should be segmented and be poured, and be vibrated using immersion vibrator, to guarantee the close of concrete
Solidity, the form removal again after concrete strength reaches requirement.In step 2, the turquoise of rock side slope 5 needs to remove；Acute angle object
Body needs to wear into obtuse angle in order to avoid scratching ecology bag 11；The negative slope of rock side slope 5 needs to ream.After the completion of lattice girder 2 pours with
And ecology bag 11 is assembled after Slope leveling, so that lattice girder 2 carries out temporary support to ecology bag 11, positioned convenient for ecology bag 11,
Also it avoids ecology bag 11 damaged, then framework of steel reinforcement 31 is installed, 11 fastness of ecology bag is locked in rock side slope 5, is formed and is stablized
Vegetation growth base 1, finally, sow grass seeds by duster to form layer 4 of sowing grass seeds by duster, the growth for the layer 4 that can guarantee to sow grass seeds by duster.The construction method, operation letter
Single easy, small to the disturbance of rock side slope 5, construction cost is cheap.
In order to guarantee that the protective performance of the vegetation growth base 1 formed to ecology bag 11 tends to be balanced, it is preferred that step 1
In, firstly, line setting, determines the installation point of longitudinally connected reinforcing bar 23 and lateral connection reinforcing bar 24 on 2 side form of lattice girder, and
Make the installation point alignment on the stringer 22 of the left and right sides of supporting region 25, the installation point alignment on the crossbeam 21 of upper and lower two sides, and
All installation points are on same plane；Then, the embedded section of longitudinally connected reinforcing bar 23 and lateral connection reinforcing bar 24 is protruded into
The lower layer of 2 upper layer main reinforcement of lattice girder is simultaneously secured with the binding of the main reinforcement of lattice girder 2；Finally, segmentation pours lattice girder 2.
All installation points of longitudinally connected reinforcing bar 23 and lateral connection reinforcing bar 24 are on same plane, ensure that reinforcing bar
The flatness of skeleton 31, so that the distance that ensure that steel wire 32 to rock side slope 5 is almost isometric, so that steel wire 32 is right
The normal force of vegetation growth base 1 is balanced, and the partial collapse that can effectively avoid vegetation growth base 1 from generating by unbalance stress is asked
Topic.
Preferably, in step 3, ecology bag 11 is assembled by fault seam along longitudinal direction: in each layer, by three-dimensional water discharge coupling button 13
It is placed horizontally between two ecology bags 11, so that each three-dimensional water discharge coupling button 13 rides two ecology bags 11, rocks bundle
Real ecology bag 11 pierces through the midriff of ecology bag 11 so as to each three-dimensional water discharge coupling button 13；Every layer of ecology bag 11, which is laid with, to be completed
Plank is being placed above and is trampling compacting afterwards, is guaranteeing the good connection of three-dimensional water discharge coupling button 13 and ecology bag 11.
Claims (7)
1. rock slope greening structure, including vegetation growth base (1), the vegetation growth base (1) is by ecology bag (11) heap
It builds；It is characterized by also including lattice girder (2) and fix net (3)；The lattice girder (2) includes crossbeam (21) and stringer
(22), the crossbeam (21) and stringer (22) pour in a crisscross manner forms multiple supporting regions (25) in rock side slope (5)；It is described
Vegetation growth base (1) is set in the supporting region (25), and the fixed net (3) is set to vegetation growth base (1)
Outside, and the periphery of fixed net (3) is correspondingly connected to the crossbeam (21) and stringer (22) of supporting region (25), in vegetation growth base
It sows grass seeds by duster to form layer of sowing grass seeds by duster (4) in layer (1) surface.
2. rock slope greening structure as described in claim 1, it is characterised in that: the fixed net (3) includes framework of steel reinforcement
(31) and steel wire (32)；The framework of steel reinforcement (31) is in be criss-cross arranged by longitudinal reinforcement (311) and transverse steel (312)
Groined type, the surrounding of the framework of steel reinforcement (31) is fixedly connected on the lattice girder (2) of corresponding supporting region (25)；The steel wire
Net (32) is layed on the outside of framework of steel reinforcement (31) and binds in framework of steel reinforcement (31).
3. rock slope greening structure as claimed in claim 2, it is characterised in that: two opposite sides of the supporting region (25)
There is longitudinally connected reinforcing bar (23) anchoring on crossbeam (21), there is anchoring on the stringer (22) of two opposite sides of supporting region (25) laterally connects
Connect reinforcing bar (24)；The transverse steel (312) of framework of steel reinforcement (31) and lateral connection reinforcing bar (24) are welded to connect, framework of steel reinforcement (31)
Longitudinal reinforcement (311) and longitudinally connected reinforcing bar (23) be welded to connect.
4. the rock slope greening structure as described in claim 1-3 any one claim, it is characterised in that: the vegetation
Growth base (1) is piled up by several layers of ecology bag (11), includes in each layer multiple ecology bags (11), two neighboring life in each layer
Splicing seams (12) are formed between state bag (11), adjacent two layers ecology bag (11) fissure of displacement is piled up, and in the upper of each layer ecology bag (11)
Side is provided with three-dimensional water discharge coupling button (13) corresponding with this layer of splicing seams (12), and three-dimensional water discharge coupling button (13) junction of the edges of two sheets of paper is set
Set three ecology bags (11) connection that corresponding splicing seams (12) are adjacent.
5. the construction method of the rock slope greening structure as described in claim 1-4 any one claim, feature exist
In:
Step 1: lattice girder (2) pours, formed supporting region (25)；
Step 2: carrying out Slope leveling in supporting region (25)；
Step 3: assembling ecology bag (11) in supporting region (25)；
Step 4: groined type framework of steel reinforcement (31) is connected with lattice girder (2), then metal binding wire net (32) is in framework of steel reinforcement
(31) on；
Step 5: sowing grass seeds by duster to form layer of sowing grass seeds by duster (4): liquids needed for uniform seed mixture and plant growth will be matched, fiber
Object, silty object and the uniform mix of shot-like particle, are then sowed on the surface of ecology bag (11) using high-power injector, form one kind
Uniformly sow grass seeds by duster layer (4).
6. the construction method of rock slope greening structure as claimed in claim 5, it is characterised in that: in step 1, firstly, fixed
Position unwrapping wire, determines the installation point of longitudinally connected reinforcing bar (23) and lateral connection reinforcing bar (24) on lattice girder (2) side form, and makes to prop up
Protect the installation point alignment on the stringer (22) at left and right sides of region (25), the installation point alignment on the crossbeam (21) of upper and lower two sides,
And all installation points are on same plane；Then, by the pre-buried of longitudinally connected reinforcing bar (23) and lateral connection reinforcing bar (24)
Section protrudes into the lower layer of lattice girder (2) upper layer main reinforcement and binds with the main reinforcement of lattice girder (2) secured；Finally, segmentation pours lattice girder
(2)。
7. such as the construction method of rock slope greening structure described in claim 5 or 6, it is characterised in that: in step 3, ecology
Bag (11) is assembled by fault seam along longitudinal direction: in each layer, three-dimensional water discharge coupling button (13) being placed horizontally at two ecology bags (11)
Between, so that each three-dimensional water discharge coupling button (13) rides two ecology bags (11), sturdy ecology bag (11) is rocked so as to every
One three-dimensional water discharge coupling button (13) pierces through the midriff of ecology bag (11)；Every layer of ecology bag (11) is put after the completion of being laid with above
It sets plank and tramples compacting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910185294.2A CN109863944A (en) | 2019-03-12 | 2019-03-12 | Rock slope greening structure and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910185294.2A CN109863944A (en) | 2019-03-12 | 2019-03-12 | Rock slope greening structure and its construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109863944A true CN109863944A (en) | 2019-06-11 |
Family
ID=66920371
Family Applications (1)
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| CN201910185294.2A Pending CN109863944A (en) | 2019-03-12 | 2019-03-12 | Rock slope greening structure and its construction method |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113431062A (en) * | 2021-07-14 | 2021-09-24 | 中化地质矿山总局地质研究院 | Slope restoration ecological buffer belt structure and construction method thereof |
| CN115024056A (en) * | 2022-02-18 | 2022-09-09 | 湖北三峡职业技术学院 | Slope garden seed spray-seeding seed falling frame and mounting equipment |
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| CN115024056A (en) * | 2022-02-18 | 2022-09-09 | 湖北三峡职业技术学院 | Slope garden seed spray-seeding seed falling frame and mounting equipment |
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Application publication date: 20190611 |