CN113250213A - Slope protection structure with irrigation function for soil-rock mixed side slope and construction method - Google Patents
Slope protection structure with irrigation function for soil-rock mixed side slope and construction method Download PDFInfo
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- CN113250213A CN113250213A CN202110559803.0A CN202110559803A CN113250213A CN 113250213 A CN113250213 A CN 113250213A CN 202110559803 A CN202110559803 A CN 202110559803A CN 113250213 A CN113250213 A CN 113250213A
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- 238000003973 irrigation Methods 0.000 title claims abstract description 23
- 230000002262 irrigation Effects 0.000 title claims abstract description 23
- 239000011435 rock Substances 0.000 title claims abstract description 21
- 238000010276 construction Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 123
- 239000002689 soil Substances 0.000 claims abstract description 80
- 239000011159 matrix material Substances 0.000 claims abstract description 38
- 239000010410 layer Substances 0.000 claims description 38
- 230000008635 plant growth Effects 0.000 claims description 20
- 239000000835 fiber Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 239000004568 cement Substances 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 15
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 13
- 239000003607 modifier Substances 0.000 claims description 13
- 239000010902 straw Substances 0.000 claims description 13
- 239000004575 stone Substances 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 8
- 239000004745 nonwoven fabric Substances 0.000 claims description 7
- 238000007667 floating Methods 0.000 claims description 6
- 238000004873 anchoring Methods 0.000 claims description 5
- 230000008595 infiltration Effects 0.000 claims description 5
- 238000001764 infiltration Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000002344 surface layer Substances 0.000 claims description 5
- 229920011532 unplasticized polyvinyl chloride Polymers 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims 3
- 238000004891 communication Methods 0.000 claims 1
- 238000005536 corrosion prevention Methods 0.000 claims 1
- 239000008400 supply water Substances 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 abstract description 9
- 241000196324 Embryophyta Species 0.000 description 25
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000009991 scouring Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000009331 sowing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
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- 239000008187 granular material Substances 0.000 description 1
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- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
Classifications
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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
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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
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/006—Reservoirs, separate from plant-pots, dispensing directly into rooting medium
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/022—Pots for vertical horticulture
- A01G9/023—Multi-tiered planters
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/105—Accessories, e.g. flow regulators or cleaning devices
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Cultivation Of Plants (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention provides a slope protection structure with an irrigation function for a soil-rock mixed slope and a construction method thereof. The slope protection structure can be used for ecological protection of the soil-rock mixed side slope and can enhance the stability of the soil-rock mixed side slope; the mode of laying the water guide branch pipes in the lattice beam lattices is utilized to play a certain reinforcement role in the soil matrix in the lattices.
Description
Technical Field
The invention relates to a slope protection structure with an irrigation function for a soil-rock mixed side slope and a construction method, and belongs to the field of side slope ecological restoration research.
Background
In the construction of engineering projects such as highways, railways, water conservancy and hydropower and the like, rock-soil body excavation not only directly destroys original natural vegetation on a side slope, but also changes the living environment of organisms, so that the soil and the environment on which plants, animals and microorganisms live are not existed. If a proper ecological restoration means is not adopted, the ecological self-restoration process of the damaged slope surface is very long, long and severe water and soil loss is brought, and the forward succession development of the slope surface ecological system is seriously hindered. The shallow root reinforcement and deep root anchoring effects of the plant root system are utilized to protect the surface layer of the side slope, and meanwhile, the combination of ecological slope protection and engineering measures is enhanced to become a problem which is worthy of attention.
Disclosure of Invention
The invention aims to provide a slope protection structure with an irrigation function aiming at a soil-rock mixed side slope and a construction method thereof, wherein the slope protection structure can be used for ecological protection of the soil-rock mixed side slope and can enhance the stability of the soil-rock mixed side slope; the mode of laying the water guide branch pipes in the lattice beam lattices is utilized to play a certain reinforcement role for the soil matrix in the lattices, and the anti-scouring capability of the soil-stone mixed side slope is enhanced.
In order to achieve the technical features, the invention is realized as follows: the utility model provides a slope protection structure to mixed slope of soil stone has irrigation function, it includes the side slope, there is the frame lattice girder on the side slope through anchor nail fixed, there is the spread groove through reserving anchor part fixed mounting on the frame lattice girder, be connected with the vegetation groove between the spread groove, the aqueduct has been buried underground to vegetation inslot portion, the aqueduct passes through inlet tube and hillside top cistern intercommunication, it is provided with the intercommunicating pore that supplies water guide branch pipe to pass to plant the living inslot lateral wall, water guide branch pipe and aqueduct intercommunication and lay in the frame lattice, water in the hillside top cistern passes through the inlet tube and gets into the aqueduct and reentrant water guide branch pipe, and ooze irrigation plants through the infiltration hole on aqueduct and the water guide branch pipe.
The anchor nail is subjected to antiseptic treatment, an included angle between the anchor nail and the direction perpendicular to the slope surface is 8-15 degrees, and the reserved anchoring part is arranged at the top end of the anchor nail.
The depth of the connecting groove is 80-100 mm, the four side faces are provided with clamping grooves, the four side walls are provided with communicating holes for the water guide branch pipes to pass through, and the bottom face is provided with connecting pieces.
The depth of the plant growth groove is 80-100 mm, guide rails are arranged on two side walls connected with the connecting groove of the plant growth groove, the other two side walls are provided with communicating holes for the water guide branch pipes to pass through, a connecting piece is arranged on the bottom surface, and the guide rails are matched with clamping grooves formed in the connecting groove.
The water inlet pipe and the water guide pipe are made of PVC hard pipes, the pipe diameter is 10-12 mm, and water seepage holes are formed in the outer walls of the water guide pipe and the water guide branch pipe.
The water guide branch pipe is communicated with the water guide pipe through a communicating hole in the side wall of the plant growth tank, the pipe of the water guide branch pipe is a PVC hose or a UPVC hose, and the pipe diameter is 5-8 mm.
The inlet tube is close to slope top cistern one end and is provided with filter equipment, filter equipment diameter is 15~20mm, and filter equipment contains two-layer structure, is the cotton filter core of the small bore filter screen of filtering small granule impurity and the PP of filtering small impurity respectively.
Wire netting has been laid to the vegetation inslot portion, the wire netting adopts the machine to compile loose wire netting, and the wire netting skin carries out the zinc-plating anticorrosive, and the diameter is 2~4mm, and the mesh length of side is 60~90mm, wire netting and slope surface form 10~15 contained angles, just wire netting is close to side slope top of slope one end and is close to the water guide branch pipe, is close to the deviated water guide branch pipe of side slope toe one end.
The planting trough is internally provided with a plurality of layers of soil matrixes, and the first layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 7.6-8 parts of cement, 5.7-6 parts of organic matters, 3.8-4 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers; the second layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 3.8-4 parts of cement, 5.7-6 parts of organic matters, 1.8-2 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers. The habitat base material modifier is a fine granular substance which is described in technical Specification for ecological restoration of vegetation concrete on steep slopes in hydroelectric engineering (NB/T35082-2016) and is used for improving physical and chemical properties of vegetation concrete microorganism environment, pH value, fertility, water retention, structure and the like.
A construction method of a slope protection structure with an irrigation function for a soil-rock mixed side slope comprises the following steps:
the method comprises the following steps: removing broken stones, floating soil and loose objects of floating roots on the side slope, and adopting slope cutting or grouting block material filling treatment if a reverse slope or a larger sunken slope exists;
step two: measuring the quantity and the hole positions of the laid anchors according to a drawing, drilling the anchor holes from top to bottom, inserting the anchors after grouting in the anchor holes, excavating grooves at preset positions, laying sash steel bars, then erecting a formwork and pouring concrete;
step three: after the lattice beam is maintained and the form is removed, mounting a connecting groove on the lattice beam through a reserved anchoring piece, placing a pipe joint in the connecting groove, and then embedding a guide rail on the plant growth groove along a clamping groove on the connecting groove;
step four: laying a water guide pipe in the plant growth tank and connecting the water guide pipe with the plant growth tank through a pipe joint in a connecting groove, communicating a water guide branch pipe with the water guide pipe through a communicating hole on the plant growth tank and laying the water guide branch pipe in a sash, connecting the water guide pipe with a slope top reservoir by using a water inlet pipe, and wrapping non-woven fabrics outside the water guide pipe and the water guide branch pipe;
step five: and (3) spraying a first layer of soil matrix in the sash until the height of the first layer of soil matrix is flush with that of the water guide branch pipe, wherein the first layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 7.6-8 parts of cement, 5.7-6 parts of organic matters, 3.8-4 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers;
step six: erecting a wire netting on the water guide branch pipe, wherein one end of the wire netting close to the top of the side slope is close to the water guide branch pipe, and the other end of the wire netting close to the foot of the side slope is deviated from the water guide branch pipe;
step seven: and (3) spraying a second layer of soil matrix with the thickness of 15-20 mm on the iron wire net in the sash, wherein the second layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 3.8-4 parts of cement, 5.7-6 parts of organic matters, 1.8-2 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers; filling soil in the vegetation groove, wherein the thickness of the soil layer is 50-70 mm;
step eight: and (3) spraying the soil surface layer with the plant seeds on the second layer of soil matrix and the plant growing groove filling soil in the sash by using a spraying and sowing machine, wherein the thickness is 8-10 mm, and after the spraying and sowing is finished, covering non-woven fabrics in the sash to finish the construction.
The invention has the following beneficial effects:
1. the slope protection structure adopts a form that the side slope is reinforced by the sash beams on the soil-rock mixed side slope, so that the stability of the soil-rock mixed side slope can be enhanced; the mode of laying the water guide branch pipes in the lattice beam lattices is utilized to play a certain reinforcement role for the soil matrix in the lattices, and the anti-scouring capability of the soil-stone mixed side slope can be enhanced.
2. The strength of the matrix can be increased by doping more cement into the first layer of soil matrix, the bonding strength between the matrix layer and the slope can be enhanced, and the strength of the matrix is improved to a certain extent and the growth of plants is facilitated by doping less cement into the second layer of soil matrix; the phosphogypsum is doped in the soil matrix, so that the volume weight of the soil matrix can be reduced, the porosity of the soil can be increased, and the quick-acting nitrogen, the quick-acting phosphorus and the quick-acting potassium in the soil matrix can be improved to different degrees; the straw fiber is used as a natural plant fiber, can replace a plant root system to form a fiber reinforcement effect at the initial stage of the ecological protection project, and the living plant root system can gradually replace plant fibers without vital signs along with the rapid development of a vegetation root system, especially fibrous roots, so that the longer reinforcement effect can be realized, and the gradual decomposition of the plant fiber can also provide a part of nutrient sources for the plant growth; the soil surface layer does not contain cement, so that the plant seeds can germinate more easily.
3. Water resources such as rainfall can be fully utilized by digging a reservoir at the top of the slope and supplementing slope plants by using water resources in the reservoir; the water inlet pipe is provided with the filtering device, and impurities such as silt in the water storage tank can be filtered by adopting a layer-by-layer filtering mode, so that the water seepage hole blockage caused by the impurities entering the water guide pipe network is prevented; the pipe diameter of the filtering device is slightly larger than that of the water inlet pipe, so that the filtering efficiency is improved; the non-woven fabric is wrapped outside the water conduit network, so that soil particles are prevented from entering the water conduit network; through the mode that imbed the inside side slope soil of aqueduct net that will be provided with the infiltration hole, reduced the evaporation of moisture in the soil by a wide margin, guaranteed the growth demand of side slope plant.
4. The water guide branch pipe in the lattice beam adopts a PVC hose or a UPVC hose, so that the water guide branch pipe can still be laid on a side slope under the condition that the side slope is not flat or has a reverse slope, the distance between the water guide branch pipe and the slope is ensured to be a design value in a construction scheme, the whole slope is kept equal, the reinforcement effect of the water guide branch pipe on the slope soil matrix is improved, the application range is wide, and the construction is simple.
5. Through the mode of spread groove anchor on the sash roof beam, plant living groove and spread groove sliding connection for plant living groove and sash roof beam be connected more firmly, strengthened this slope protection structure's wholeness and durability.
6. The vegetation cover is characterized in that the vegetation cover is provided with a plurality of planting grooves for plants to grow, so that the problem of low vegetation cover rate in the traditional sash beam soil covering greening mode can be effectively solved; the wire netting forms 10~15 contained angles with the slope surface of side slope, even the problem that the lower part piles up appears in the soil in the sash along with the time lapse, the wire netting also can be effectual plays the reinforcement effect to the soil matrix in the sash.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a state diagram of the frame beam installed in the first step of the construction of the present invention.
FIG. 2 is a view showing the state of the second step of installing the connecting grooves and the vegetation grooves in the construction of the present invention.
Fig. 3 is a state diagram of the water branch pipe installed at the third step in the construction of the present invention.
FIG. 4 is a state diagram of the fourth step of installing the wire netting in the construction of the present invention.
Fig. 5 is an overall layout of the present invention.
Fig. 6 is a diagram showing the positional relationship of the component attachment slots and component wire mesh of the present invention.
Fig. 7 is a schematic view of the component connecting groove and the component planting groove of the present invention.
Fig. 8 is a bottom view of the part connecting groove and the part planting groove of the present invention.
Fig. 9 is a schematic view of a pipe joint of the present invention component.
FIG. 10 is a schematic view of a component anchor of the present invention.
FIG. 11 is a schematic view of a component filter arrangement of the present invention.
In the figure: side slope 1, anchor 2, frame lattice beam 3, connecting groove 4, plant living groove 5, inlet tube 6, aqueduct 7, water guide branch pipe 8, wire netting 9, slope top cistern 10, reserve anchor member 11, intercommunicating pore 12, infiltration hole 13, draw-in groove 14, connecting piece 15, guide rail 16, filter equipment 17, small aperture filter screen 18, PP cotton filter element 19, coupling 20.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-11, a slope protection structure with irrigation function for soil and stone mixed slope comprises a slope 1, a lattice beam 3 is fixed on the slope 1 through an anchor 2, a connecting groove 4 is fixedly installed on the lattice beam 3 through a reserved anchor 11, a plant growing groove 5 is connected between the connecting grooves 4, a water guide pipe 7 is embedded in the plant growing groove 5, the water guide pipe 7 is communicated with a slope top reservoir 10 through a water inlet pipe 6, a communicating hole 12 for a water guide branch pipe 8 to pass through is formed in the side wall of the plant growing groove 5, the water guide branch pipe 8 is communicated with the water guide pipe 7 and laid in a lattice, water in the slope top reservoir 10 enters the water guide pipe 7 through the water inlet pipe 6 and then enters the water guide branch pipe 8, and seeps out of irrigation plants through water seepage holes 13 in the water guide pipe 7 and the water guide branch pipe 8. By adopting the slope protection structure, the stability of the soil-rock mixed slope can be enhanced; the mode of laying the water guide branch pipes in the lattice beam lattices is utilized to play a certain reinforcement role for the soil matrix in the lattices, and the anti-scouring capability of the soil-stone mixed side slope can be enhanced.
Further, anchor nail 2 carries out anticorrosive treatment, and is 8~15 with the domatic direction contained angle of perpendicular to, reserves anchor part 11 and sets up the top at anchor nail 2. The anchor stud 2 described above can be used to securely fasten the sash bar 3 and the connecting groove 4.
Further, the depth of the connecting groove 4 is 80-100 mm, clamping grooves 14 are arranged on four side faces, communicating holes 12 for the water guide branch pipes 8 to penetrate through are formed in four side walls, and connecting pieces 15 are arranged on the bottom face. The connecting groove 4 can be used for fixing and installing the vegetation groove 5.
Further, the depth of the plant growth groove 5 is 80-100 mm, guide rails 16 are arranged on two side walls of the plant growth groove 5 connected with the connecting groove 4, the other two side walls are provided with communicating holes 12 for the water guide branch pipes to pass through, a connecting piece 15 is arranged on the bottom surface, and the guide rails 16 are matched with clamping grooves 14 arranged on the connecting groove 4. The vegetation tank 5 can be used for growing plants.
Further, the tubular product of inlet tube 6 and aqueduct 7 is the PVC hard tube, and the pipe diameter is 10~12mm, all be provided with infiltration hole 13 on the outer wall of aqueduct 7 and water guide branch pipe 8. An irrigation pipe network can be formed by the water guide pipe 7 and the water guide branch pipe 8, and then the plants in the vegetation tank 5 are irrigated.
Further, the water guide branch pipe 8 is communicated with the water guide pipe 7 through a communicating hole 12 on the side wall of the vegetation groove 5, the pipe of the water guide branch pipe 8 is a PVC hose or a UPVC hose, and the pipe diameter is 5-8 mm.
Further, inlet tube 6 is close to top of slope cistern 10 one end and is provided with filter equipment 17, filter equipment 17 diameter is 15~20mm, and filter equipment contains two-layer structure, is respectively the small aperture filter screen 18 of filtering small particle impurity and the cotton filter core 19 of PP who filters small impurity. The filter device 17 can achieve a good filtering effect.
Further, the wire netting 9 adopts machine-woven loose wire netting, and the wire netting skin carries out the zinc-plating and is anticorrosive, and the diameter is 2~4mm, and the mesh side length is 60~90mm, wire netting 9 and slope surface form 10~15 contained angles, just wire netting 9 is close to side slope top one end and is close to water guide branch pipe 8, and the skew water guide branch pipe 8 of side slope toe one end is close to side slope toe. The wire netting 9 arranged obliquely can effectively reinforce the soil matrix in the sash.
Further, an iron wire net 9 is laid in the plant growth groove 5, a plurality of layers of soil matrixes are arranged in the plant growth groove 5, and the first layer of soil matrixes comprise the following components in parts by weight: 95-100 parts of planting soil, 7.6-8 parts of cement, 5.7-6 parts of organic matters, 3.8-4 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers; the second layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 3.8-4 parts of cement, 5.7-6 parts of organic matters, 1.8-2 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers.
Example 2:
a construction method of a slope protection structure with an irrigation function for a soil-rock mixed side slope comprises the following steps:
the method comprises the following steps: removing broken stones, floating soil and loose objects of floating roots on the side slope 1, if an adverse slope or a large sunken slope exists, performing slope cutting or grouting block material filling treatment;
step two: measuring the quantity and the hole positions of the anchor bolts 2 arranged in a paying-off mode according to a drawing, drilling the anchor bolt holes from top to bottom, inserting the anchor bolts 2 after grouting in the anchor bolt holes, excavating grooves at preset positions, arranging sash steel bars, and then erecting a formwork and pouring concrete;
step three: after the sash beam 3 is maintained and the form is removed, the connecting groove 4 is installed on the sash beam 3 through the reserved anchoring piece 11, the pipe joint 20 is placed in the connecting groove 4, and then the guide rail 16 on the plant growth groove 5 is embedded along the clamping groove 14 on the connecting groove 4;
step four: laying a water guide pipe 7 in a plant growth tank 5 and connecting the water guide pipe 7 with a pipe joint 20 in a connecting groove 4, communicating a water guide branch pipe 8 with the water guide pipe 7 through a communicating hole 12 on the plant growth tank 5 and laying the water guide branch pipe in a sash, connecting the water guide pipe 7 with a slope top reservoir 10 by using a water inlet pipe 6, and wrapping non-woven fabrics outside the water guide pipe 7 and the water guide branch pipe 8;
step five: and (3) spraying a first layer of soil matrix in the sash until the height of the first layer of soil matrix is flush with that of the water guide branch pipe 8, wherein the first layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 7.6-8 parts of cement, 5.7-6 parts of organic matters, 3.8-4 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers;
step six: a wire netting 9 is erected on the water guide branch pipe 8, one end of the wire netting 9, which is close to the top of the side slope, is close to the water guide branch pipe 8, and one end, which is close to the foot of the side slope, is deviated from the water guide branch pipe 8;
step seven: and (3) spraying a second layer of soil matrix with the thickness of 15-20 mm on the iron wire netting 9 in the sash, wherein the second layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 3.8-4 parts of cement, 5.7-6 parts of organic matters, 1.8-2 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers; filling soil into the vegetation groove 5, wherein the thickness of a soil layer is 50-70 mm;
step eight: and (3) spraying the soil surface layer with the plant seeds on the second layer of soil matrix and the soil filling of the vegetation groove 5 in the sash by using a spraying machine, wherein the thickness is 8-10 mm, and after the spraying, covering non-woven fabrics in the sash to complete the construction.
Claims (10)
1. The utility model provides a slope protection structure to soil stone mixes side slope and has irrigation function which characterized in that: it includes side slope (1), be fixed with frame lattice beam (3) through anchor nail (2) on side slope (1), fixed mounting has spread groove (4) through reserving anchor assembly (11) on frame lattice beam (3), be connected with between spread groove (4) and plant living groove (5), water conduit (7) have been buried underground to plant living groove (5) inside, water conduit (7) pass through inlet tube (6) and slope top cistern (10) intercommunication, plant living groove (5) lateral wall and be provided with intercommunicating pore (12) that supply water guide branch pipe (8) to pass, water guide branch pipe (8) and water guide pipe (7) intercommunication and lay in the frame lattice, water in slope top cistern (10) gets into water guide pipe (7) through inlet tube (6) and reentries water guide branch pipe (8) to ooze irrigation plants through infiltration hole (13) on water guide pipe (7) and water guide branch pipe (8).
2. A slope protection structure with an irrigation function for a soil-rock mixed slope according to claim 1, characterized in that the anchor bolts (2) are subjected to corrosion prevention treatment, the included angle between the anchor bolts and the direction perpendicular to the slope surface is 8-15 degrees, and the reserved anchor bolts (11) are arranged at the top ends of the anchor bolts (2).
3. The slope protection structure with the irrigation function for the soil-rock mixed slope is characterized in that the depth of the connecting groove (4) is 80-100 mm, the clamping grooves (14) are installed on four sides, the communicating holes (12) for the water guide branch pipes (8) to pass through are formed in each of the four side walls, and the connecting piece (15) is arranged on the bottom surface.
4. The slope protection structure with the irrigation function for the soil-rock mixed side slope according to claim 1, wherein the depth of the vegetation groove (5) is 80-100 mm, guide rails (16) are arranged on two side walls of the vegetation groove (5) connected with the connecting groove (4), the other two side walls are provided with communicating holes (12) for water guide branch pipes to pass through, a connecting piece (15) is arranged on the bottom surface, and the guide rails (16) are matched with clamping grooves (14) arranged on the connecting groove (4).
5. The slope protection structure with the irrigation function for the soil-rock mixed slope is characterized in that the pipe materials of the water inlet pipe (6) and the water guide pipe (7) are both PVC hard pipes, the pipe diameter is 10-12 mm, and the outer walls of the water guide pipe (7) and the water guide branch pipe (8) are both provided with water seepage holes (13).
6. The slope protection structure with the irrigation function for the soil and stone mixed slope is characterized in that the water guide branch pipe (8) is communicated with the water guide pipe (7) through a communication hole (12) in the side wall of the vegetation groove (5), the pipe of the water guide branch pipe (8) is a PVC (polyvinyl chloride) hose or a UPVC (unplasticized polyvinyl chloride) hose, and the pipe diameter is 5-8 mm.
7. The slope protection structure with the irrigation function for the soil-rock mixed side slope is characterized in that a filtering device (17) is arranged at one end, close to a slope top reservoir (10), of the water inlet pipe (6), the diameter of the filtering device (17) is 15-20 mm, and the filtering device comprises a two-layer structure, namely a small-aperture filter screen (18) for filtering small-particle impurities and a PP cotton filter element (19) for filtering small-particle impurities.
8. The slope protection structure with the irrigation function for the soil-rock mixed slope is characterized in that a wire netting (9) is laid inside the vegetation groove (5), the wire netting (9) is a machine-woven loose wire netting, the outer layer of the wire netting is galvanized and anticorrosive, the diameter of the wire netting is 2-4 mm, the side length of a mesh hole is 60-90 mm, the wire netting (9) and the slope surface form an included angle of 10-15 degrees, one end of the wire netting (9) close to the top of the slope is close to the water guide branch pipe (8), and one end of the wire netting (9) close to the foot of the slope is deviated from the water guide branch pipe (8).
9. The slope protection structure with the irrigation function aiming at the soil-rock mixed side slope as claimed in claim 1, wherein a plurality of layers of soil matrixes are arranged in the vegetation groove (5), and the first layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 7.6-8 parts of cement, 5.7-6 parts of organic matters, 3.8-4 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers; the second layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 3.8-4 parts of cement, 5.7-6 parts of organic matters, 1.8-2 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers.
10. The method for constructing a slope protection structure with an irrigation function for the earth and stone mixed side slope according to any one of claims 1 to 9, characterized by comprising the following steps:
the method comprises the following steps: removing broken stones, floating soil and loose objects of floating roots on the side slope (1), and adopting slope cutting or block grouting filling treatment if a reverse slope or a large sunken slope exists;
step two: measuring the quantity and the hole positions of the paying-off arrangement anchors (2) according to a drawing, drilling the anchor holes from top to bottom, inserting the anchors (2) after grouting in the anchor holes, excavating grooves at preset positions, arranging sash steel bars, then erecting a formwork and pouring concrete;
step three: after the frame beam (3) is maintained and the form is removed, the connecting groove (4) is installed on the frame beam (3) through the reserved anchoring piece (11), the pipe joint (20) is placed in the connecting groove (4), and then the guide rail (16) on the plant growth groove (5) is embedded along the clamping groove (14) on the connecting groove (4);
step four: laying a water guide pipe (7) in a plant growth tank (5) and connecting the water guide pipe with the water guide pipe through a pipe joint (20) in a connecting groove (4), communicating a water guide branch pipe (8) with the water guide pipe (7) through a communicating hole (12) on the plant growth tank (5) and laying the water guide branch pipe in a sash, connecting the water guide pipe (7) with a slope top reservoir (10) by using a water inlet pipe (6), and wrapping non-woven fabrics on the outer sides of the water guide pipe (7) and the water guide branch pipe (8);
step five: and (3) spraying a first layer of soil matrix in the sash until the height of the first layer of soil matrix is flush with that of the water guide branch pipe (8), wherein the first layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 7.6-8 parts of cement, 5.7-6 parts of organic matters, 3.8-4 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers;
step six: a wire netting (9) is erected on the water guide branch pipe (8), one end of the wire netting (9) close to the top of the side slope is close to the water guide branch pipe (8), and one end of the wire netting (9) close to the slope toe of the side slope is deviated from the water guide branch pipe (8);
step seven: and (3) spraying a second layer of soil matrix with the thickness of 15-20 mm on the iron wire net (9) in the sash, wherein the second layer of soil matrix comprises the following components in parts by weight: 95-100 parts of planting soil, 3.8-4 parts of cement, 5.7-6 parts of organic matters, 1.8-2 parts of a habitat base material modifier, 1.8-2 parts of phosphogypsum and 0.4-0.5 part of straw fibers; filling soil in the plant growth groove (5), wherein the thickness of a soil layer is 50-70 mm;
step eight: and (3) spraying the soil surface layer with the plant seeds on the second layer of soil matrix and the filling soil of the vegetation groove (5) in the sash by using a spraying machine, wherein the thickness is 8-10 mm, and after the spraying, covering non-woven fabrics in the sash to complete the construction.
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| CN113728843A (en) * | 2021-09-01 | 2021-12-03 | 广州桃园建筑工程有限公司 | Rock slope planting structure |
| CN113774930A (en) * | 2021-08-25 | 2021-12-10 | 三峡大学 | Phosphogypsum-based filling bag for efficiently repairing concave part of slope and construction method thereof |
| CN116856336A (en) * | 2023-05-29 | 2023-10-10 | 三峡大学 | Ecological slope protection structure for side slope of electricity pumping and storage station and use method |
| CN117730657A (en) * | 2024-02-20 | 2024-03-22 | 山东科技大学 | High steep rock slope ground border reconstruction matrix backfill equipment |
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| CN117730657B (en) * | 2024-02-20 | 2024-05-03 | 山东科技大学 | High steep rock slope ground border reconstruction matrix backfill equipment |
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Application publication date: 20210813 Assignee: Hubei Guobo Construction Co.,Ltd. Assignor: CHINA THREE GORGES University Contract record no.: X2023980054570 Denomination of invention: A slope protection structure and construction method with irrigation function for soil rock mixed slopes Granted publication date: 20221220 License type: Common License Record date: 20240103 |
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