CN110805047A - Soil slope protection landscape structure and construction method - Google Patents
Soil slope protection landscape structure and construction method Download PDFInfo
- Publication number
- CN110805047A CN110805047A CN201911025695.8A CN201911025695A CN110805047A CN 110805047 A CN110805047 A CN 110805047A CN 201911025695 A CN201911025695 A CN 201911025695A CN 110805047 A CN110805047 A CN 110805047A
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- bamboo
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- slope protection
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/202—Securing of slopes or inclines with flexible securing means
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The invention discloses a soil slope protection landscape structure and a construction method, belonging to the technical field of slope protection, and the soil slope protection landscape structure comprises at least one sash unit, wherein the sash unit comprises round bamboos, bamboo pieces, plastic joints and cast-in-place sections, bamboo joints in each round bamboo are communicated to form a continuously communicated inner cavity, the round bamboos are connected through the plastic joints to form a communicated drainage channel, at least three round bamboos and three plastic joints enclose a sash beam, a plurality of bamboo pieces are tightly lapped and fixed on the upper surface of the sash beam, gaps for water seepage are formed between the adjacent bamboo pieces, the sash beam and the bamboo pieces are cast into a whole through the cast-in-place sections, and the sash beam is cast and formed to form the sash unit. The soil slope soil protection slope protection landscape structure and the construction method have the advantages of strong water permeability, good soil protection effect and good water drainage function.
Description
Technical Field
The invention belongs to the technical field of slope protection, and particularly relates to a soil slope protection landscape structure and a construction method.
Background
In the side slope protection, the method of protecting slopes by using grouted rubbles, a concrete framework, sprayed concrete grouted rubbles, a grouted rubble facing wall, a window hole type protecting slope and concrete prefabricated hexagonal block grass planting and the like is mostly adopted, although the protecting measures can obtain a certain protecting effect, certain limitations are realized, the method is mainly characterized by high labor intensity, high construction cost in stone-deficient areas and influenced by concentrated precipitation, and the protecting main body is easy to be washed by water flow to cause suspension or surface layer falling, so that gully and local collapse damage are generated on the slope surface. The existing slope protection is easy to influence the seepage of water, has poor soil protection effect and poor water permeability and drainage.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a soil slope protection landscape structure and a construction method thereof, which have the advantages of strong water permeability, good soil protection effect and good drainage function.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a soil slope protection landscape structure, which comprises at least one sash unit, wherein the sash unit comprises round bamboos, bamboo pieces, plastic joints and cast-in-place sections, bamboo joints in each round bamboo are communicated to form a continuously communicated inner cavity, all round bamboos are connected through the plastic joints to form a communicated drainage channel, at least three round bamboos and three plastic joints form a sash beam in a surrounding mode, a plurality of bamboo pieces are closely lapped and fixed on the upper surface of the sash beam, gaps for water seepage are formed between adjacent bamboo pieces, the sash beam and the bamboo pieces are cast into a whole through the cast-in-place sections, and meanwhile, the sash beam is cast and formed to form the sash unit.
Preferably, the inner and outer surfaces of the round bamboo are both covered with the emulsified asphalt anticorrosive paint.
Preferably, the water inlet and outlet openings at two ends of the longitudinal round bamboo are both provided with inverted filter layers.
Preferably, the reverse filtering layer comprises a non-woven geotextile layer, a fine filtering layer and a coarse filtering layer, wherein the fine filtering layer and the coarse filtering layer are sequentially arranged along the water inlet direction and are wrapped by the non-woven geotextile layer.
Preferably, the fine filtering layer comprises coral sand with the particle size of 6-9mm, cement, stones, a water reducing agent and an air entraining agent, and the coarse filtering layer comprises coral sand with the particle size of 10-15mm, cement, stones, a water reducing agent and an air entraining agent.
Preferably, the plastic joint is injection moulded from a polyurethane or polypropylene material.
Preferably, the joint of the round bamboo and the plastic joint is wound and sealed by butyl waterproof adhesive tape.
Preferably, the plastic joint comprises a transverse pipe portion and a longitudinal pipe portion, the transverse pipe portion and the longitudinal pipe portion are communicated with each other, the transverse pipe portion is one of a straight pipe or an elbow pipe, and the longitudinal pipe portion is one of a straight pipe or an elbow pipe.
The invention also provides a soil slope protection landscape construction method, which comprises the following steps: s1: construction layout, discharging foundation trench excavation width, length and depth, S2: clear up the soil slick on the water bank domatic, carry out the flattening to the side slope, carry out the foundation ditch excavation construction after the accord with the requirement, S3: will pass through the round bamboo that antiseptic treatment and inside bamboo joint all dredged through and pass through plastic joint and connect into the sash roof beam, the inside intercommunication of sash roof beam, S4: and (3) spreading a layer of cement paste in the excavated foundation trench, S5: putting the sash beams into the dug foundation trench, fixing the sash beams in the foundation trench by using anchor rods, laying bamboo chips to ensure that the bamboo chips are matched with the surface soil of the side slope, and fixing the bamboo chips on the round bamboo in an overlapping manner, S6: the base groove and the excavated soil are utilized to be made into a mold, then the fine stone concrete is cast in situ, the bamboo chips and the sash beams are cast into a whole, and the sash beams are cast and molded, S7: and (5) maintaining, and removing the mold soil after maintenance is finished.
Preferably, the round bamboo is subjected to antiseptic treatment by soaking the round bamboo in the emulsified asphalt antiseptic paint, covering a layer of emulsified asphalt antiseptic paint on the inner surface and the outer surface of the round bamboo, taking out the round bamboo, and drying the surface paint of the round bamboo.
Preferably, in step S3, the inner diameter of the plastic joint is slightly larger than the outer diameter of the round bamboo, and the plastic joint is wrapped and sealed with butyl waterproof tape after being sleeved with the round bamboo.
Preferably, in step S3, round bamboos with reverse filtration layers at the water inlet and outlet openings at the two ends are selected as longitudinal round bamboos, and round bamboos with no reverse filtration layers at the water inlet and outlet openings at the two ends are selected as transverse round bamboos.
Preferably, the method further comprises the step S8: and a drainage ditch is arranged at the water outlet of the longitudinal round bamboo.
The invention has the beneficial effects that:
1. through the cooperation of the round bamboo and the plastic joint, the water draining device has a good water draining function.
2. The round bamboo in the lattice beam has the double functions of fixing and draining.
3. The bamboo chips laid on the side slope can play a role in protecting surface soil, and have the advantages of good soil protection effect, strong water permeability and no influence on water seepage.
4. The reverse filtering layer prevents soil from flowing into the round bamboo and can guide water away.
5. The cast-in-place section can fix the bamboo chips and prevent the bamboo chips from floating upwards.
Drawings
Fig. 1 is a schematic front view of a lattice beam according to a first embodiment of the present invention.
Fig. 2 is a schematic front view of the lattice beam and the bamboo chips according to the first embodiment of the present invention.
Fig. 3 is a schematic front view of a first embodiment of the present invention.
Fig. 4 is a schematic front view of a second embodiment of the present invention.
Fig. 5 is a schematic top view of a cross joint according to a second embodiment of the present invention.
Fig. 6 is a schematic top view of a plastic joint (middle position) according to a third embodiment of the present invention.
Fig. 7 is a right-side structural view of a plastic joint (middle position) according to a fourth embodiment of the present invention.
Fig. 8 is a schematic sectional view of a longitudinal round bamboo of the present invention.
The labels in the figures are: 1-sash unit, 2-round bamboo, 3-bamboo chips, 4-plastic joint, 5-cast-in-place section, 6-sash beam, 7-inverted filter, 71-nonwoven geotextile layer, 72-fine filter, 73-coarse filter and 8-bamboo joint.
Detailed Description
The invention will now be further described with reference to the accompanying drawings and detailed description.
Those not described in detail in this specification are within the skill of the art. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The first embodiment is as follows:
as shown in fig. 1, fig. 2, fig. 3, and fig. 8, the soil slope protection landscape structure provided in this embodiment includes a sash unit 1, the sash unit 1 includes round bamboos 2, bamboo chips 3, plastic joints 4, and cast-in-place sections 5, the bamboo joints 8 inside each round bamboo 2 are all opened to form continuous inner cavities, and all round bamboos 2 are connected through the plastic joints 4 to form continuous drainage channels, in this embodiment, four round bamboos 2 and four plastic joints 4 enclose a sash beam 6, the plastic joints include transverse pipe portions and longitudinal pipe portions, the transverse pipe portions and the longitudinal pipe portions are communicated with each other, the transverse pipe portions and the longitudinal pipe portions of the four plastic joints 4 are straight pipes, the four plastic joints 4 are T-shaped joints, and a plurality of bamboo chips are fixed on the upper surface of the sash beam in an overlapping manner, wherein the bamboo chips can adopt transverse overlapping, vertical overlapping manner, Lapping modes such as oblique lapping, cross lapping, this embodiment is horizontal lapping, has the clearance that is used for the infiltration between the adjacent bamboo chip, pours sash roof beam 6 and bamboo chip 3 as an organic whole through cast-in-place section 5, pours the shaping with sash roof beam 6 simultaneously, forms sash unit 1, and cast-in-place section 5 is cast-in-place pea gravel concrete. Wherein, each round bamboo 2 is cut into 2m round bamboo 2 sections by the relatively straight whole round bamboo 2, each layer of bamboo joint 8 is perforated by long steel bars, the width of each bamboo chip is 30-40mm, the interval between two adjacent bamboo chips is 30-40mm, and plants can be planted at the interval. The whole structure is in a grid shape, and the orderly bamboo chips laid on the side slope can play roles in landscape and surface soil protection without influencing the up-and-down seepage of water. Because the bamboo joint 8 of the round bamboo 2 is opened, the round bamboo 2 in the sash beam 6 is equivalent to a steel bar and a drain pipe, and has double functions of fixing and draining. The cast-in-place section 5 can fix the bamboo chips and prevent the bamboo chips from floating upwards. The plastic joint 4 plays a role of connecting the longitudinal and transverse round bamboos 2.
Further, the inner and outer surfaces of the round bamboo 2 are both covered with the emulsified asphalt anticorrosive paint, so that the round bamboo 2 has good anticorrosive performance.
Furthermore, the water inlet and outlet openings at two ends of the longitudinal round bamboo 2 are both provided with inverted filter layers 7 to prevent soil from flowing into the round bamboo 2 and guide water away, and the transverse round bamboo is not provided with inverted filter layers and does not serve as the water inlet and outlet openings. The transverse round bamboos have the function of accelerating water flow to be discharged to the water outlets of the longitudinal round bamboos, particularly when a side slope has a transverse slope, the water flow enters through the water inlets of the longitudinal round bamboos, one part of water directly flows to the water outlets along the longitudinal direction, and the other part of water is introduced into the transverse round bamboos due to the slope, enters into other longitudinal round bamboos and is discharged from the water outlets of the other longitudinal round bamboos. The reverse filter layer 7 comprises a nonwoven geotextile layer 71, a fine filter layer 72 and a coarse filter layer 73, wherein the fine filter layer and the coarse filter layer are sequentially arranged along the water inlet direction and are wrapped by the nonwoven geotextile layer. Specifically, the fine filtering layer comprises coral sand with the particle size of 6-9mm, cement, stones, a water reducing agent and an air entraining agent, and the coarse filtering layer comprises coral sand with the particle size of 10-15mm, cement, stones, a water reducing agent and an air entraining agent. The coral sand has porous structure and coarse texture, high compression strength, excellent water permeating effect and high soil maintaining rate. The water reducing agent imparts excellent workability in construction, good strength development, and excellent durability to concrete. The air entraining agent improves the durability and frost resistance of the inverted filter layer.
Furthermore, the plastic joint 4 is injection molded by polyurethane or polypropylene materials, and has good corrosion resistance.
Furthermore, the joint of the round bamboo 2 and the plastic joint 4 is wound and sealed by a butyl waterproof adhesive tape, so that a good sealing effect is achieved, and water is prevented from leaking from the joint.
The embodiment also provides a soil slope protection landscape construction method, which comprises the following steps:
s1: and (5) construction lofting, and discharging the excavation width, length and depth of the foundation trench.
S2: and (4) clearing up the floating soil on the water bank slope surface, leveling the slope, and performing foundation trench excavation construction after meeting the requirements.
S3: round bamboo 2 which is subjected to antiseptic treatment and is communicated with the bamboo joints 8 inside is connected into a lattice beam 6 through a plastic joint 4, the lattice beam 6 is communicated with the inside, and water is convenient to circulate and discharge inside the lattice beam 6.
S4: and a layer of cement paste is spread in the excavated foundation trench and used for fixing the grid beam 6.
S5: the lattice beam 6 is placed into the dug foundation groove, the lattice beam is fixed in the foundation groove through the anchor rod, specifically, the anchor rod is a bamboo reinforcement anchor rod, one end of the anchor rod is fixed on the lattice beam, the other end of the anchor rod penetrates through the foundation groove and is fixed in the slope soil, the pulling force of the lattice beam and the slope is increased through the anchor rod, the bamboo chips 3 are laid, the bamboo chips 3 are made to be matched with the surface soil of the slope, and the left end and the right end of the bamboo chips 3 are fixed on the left round bamboo 2 and the right round bamboo 2 in an overlapping mode. Specifically, the bamboo chips are fixed by nails.
S6: and (3) using the foundation trench and the excavated soil as a mould, then pouring fine stone concrete in situ, pouring the bamboo chips 3 and the lattice beams 6 into a whole, and pouring and molding the lattice beams 6.
S7: and (5) maintaining, and removing the mold soil after maintenance is finished.
S8: and a drainage ditch is arranged at the water outlet of the longitudinal round bamboo 2, so that water drained by the round bamboo 2 can be collected and uniformly drained.
Further, the round bamboo 2 is subjected to anticorrosion treatment by soaking the round bamboo 2 in the emulsified asphalt anticorrosive paint to coat a layer of the emulsified asphalt anticorrosive paint on the inner and outer surfaces of the round bamboo 2, taking out the round bamboo 2, and drying the surface paint.
Further, in step S3, the inner diameter of the plastic joint 4 is slightly larger than the outer diameter of the round bamboo 2, and the plastic joint 4 is wound and sealed with a butyl waterproof tape after being sleeved with the round bamboo 2 to prevent water leakage.
Further, in step S3, round bamboos 2 with the inverted filter layers 7 at the water inlet and outlet openings at the two ends are selected as longitudinal round bamboos 2, round bamboos 2 without the inverted filter layers 7 at the water inlet and outlet openings at the two ends are selected as transverse round bamboos 2, and the inverted filter layers 7 are arranged to prevent soil from flowing into the round bamboos 2 and guide water away.
Example two:
as shown in fig. 4 and 5, the present embodiment is different from the first embodiment in that: including two sash unit 1, in this embodiment, four circle bamboos 2 and four plastic joint 4 enclose into a sash roof beam 6, and two sash roof beams 6 share a circle bamboo 2 and two plastic joint 4, and two sash roof beams 6 are seven total circle bamboos 2 and six plastic joint 4, and six plastic joint 4's horizontal pipe portion is the straight tube, and vertical pipe portion is the straight tube, and wherein, two plastic joint 4 that lie in the middle are the cross joint, and remaining plastic joint 4 is the T type and connects.
Example three:
as shown in fig. 6, the present embodiment is different from the second embodiment in that: the longitudinal pipe parts of the six plastic joints 4 are straight pipes, and the transverse pipe parts of the two plastic joints in the middle are bent pipes, so that the plastic joints are connected at the corners of the side slope, specifically the transverse corners.
Example four:
as shown in fig. 7, the present embodiment is different from the second embodiment in that: the horizontal pipe parts of the six plastic joints 4 are straight pipes, and the longitudinal pipe parts are bent pipes and used for connection at the corners of the side slopes, particularly connection at the corners of the longitudinal slopes.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A soil slope protection landscape structure which is characterized in that,
comprises at least one sash cell;
the sash unit comprises round bamboos, bamboo chips, plastic joints and cast-in-place sections;
bamboo joints in the round bamboos are communicated to form a continuously communicated inner cavity, and the round bamboos are connected through the plastic joints to form a communicated drainage channel;
at least three round bamboos and three plastic connectors enclose a lattice beam, a plurality of bamboo chips are closely overlapped and fixed on the upper surface of the lattice beam, gaps for water seepage are formed between adjacent bamboo chips, the lattice beam and the bamboo chips are poured into a whole through the cast-in-place section, and meanwhile, the lattice beam is poured and molded to form the lattice unit.
2. The soil slope protection landscape structure of claim 1,
and the water inlet and the water outlet at two ends of the longitudinal round bamboo are both provided with inverted filter layers.
3. The soil slope protection landscape structure of claim 2,
the reverse filtering layer comprises a non-woven geotextile layer, a fine filtering layer and a coarse filtering layer;
the fine filtering layer and the coarse filtering layer are sequentially arranged along the water inlet direction and are wrapped by the non-woven geotextile layer.
4. The soil slope protection landscape structure of claim 3,
the fine filter layer comprises coral sand with the particle size of 6-9mm, cement, stones, a water reducing agent and an air entraining agent;
the coarse filtration layer comprises coral sand with the particle size of 10-15mm, cement, stones, a water reducing agent and an air entraining agent.
5. The soil slope protection landscape structure of claim 1,
the plastic joint comprises a transverse pipe part and a longitudinal pipe part;
the transverse pipe part and the longitudinal pipe part are communicated with each other;
the transverse pipe part is one of a straight pipe or a bent pipe;
the longitudinal pipe part is one of a straight pipe or a bent pipe.
6. A soil slope protection landscape construction method is characterized by comprising the following steps:
s1: construction lofting, namely discharging the excavation width, length and depth of the foundation trench;
s2: cleaning up the floating soil on the water bank slope surface, leveling the slope, and performing foundation trench excavation construction after meeting the requirements;
s3: connecting round bamboos which are subjected to corrosion prevention treatment and have bamboo joints inside opened into a lattice beam through plastic joints, wherein the lattice beam is internally communicated;
s4: a layer of cement paste is spread in the excavated foundation trench;
s5: placing the sash beams into the dug foundation grooves, fixing the sash beams in the foundation grooves by using anchor rods, laying bamboo chips to ensure that the bamboo chips are matched with surface soil of the side slopes, and lapping and fixing the bamboo chips on the round bamboos;
s6: using the foundation trench and the excavated soil as a mold, then pouring fine stone concrete in situ, pouring the bamboo chips and the lattice beams into a whole, and pouring and molding the lattice beams;
s7: and (5) maintaining, and removing the mold soil after maintenance is finished.
7. The soil slope protection landscape structure of claim 6,
the round bamboo is soaked in the emulsified asphalt anticorrosive paint to coat a layer of emulsified asphalt anticorrosive paint on the inner and outer surfaces of the round bamboo, and the round bamboo is taken out and dried.
8. The soil slope protection landscape construction method according to claim 6,
in the step S3, the inner diameter of the plastic joint is slightly larger than the outer diameter of the round bamboo, and the plastic joint is wound and sealed by butyl waterproof tape after being sleeved with the round bamboo.
9. The soil slope protection landscape construction method according to claim 6,
in the step S3, round bamboos with reverse filtration layers at the water inlet and outlet openings at the two ends are selected as longitudinal round bamboos, and round bamboos with no reverse filtration layers at the water inlet and outlet openings at the two ends are selected as transverse round bamboos.
10. The soil slope protection landscape construction method according to claim 6,
further comprising step S8: and a drainage ditch is arranged at the water outlet of the longitudinal round bamboo.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911025695.8A CN110805047A (en) | 2019-10-25 | 2019-10-25 | Soil slope protection landscape structure and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911025695.8A CN110805047A (en) | 2019-10-25 | 2019-10-25 | Soil slope protection landscape structure and construction method |
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| CN110805047A true CN110805047A (en) | 2020-02-18 |
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| CN201911025695.8A Pending CN110805047A (en) | 2019-10-25 | 2019-10-25 | Soil slope protection landscape structure and construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113174970A (en) * | 2021-04-06 | 2021-07-27 | 三峡大学 | Ecological slope protection system with pre-buried drip irrigation intercepting ditches and lattice beams and construction method |
| CN115012430A (en) * | 2021-12-27 | 2022-09-06 | 德州市公路工程总公司 | Prestressed anchor cable frame type protective structure and construction method thereof |
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| CN115012430A (en) * | 2021-12-27 | 2022-09-06 | 德州市公路工程总公司 | Prestressed anchor cable frame type protective structure and construction method thereof |
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Application publication date: 20200218 |
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