CN214301791U - Reinforced structure of unstable side slope - Google Patents
Reinforced structure of unstable side slope Download PDFInfo
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- CN214301791U CN214301791U CN202023228045.4U CN202023228045U CN214301791U CN 214301791 U CN214301791 U CN 214301791U CN 202023228045 U CN202023228045 U CN 202023228045U CN 214301791 U CN214301791 U CN 214301791U
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Abstract
The utility model discloses a reinforced structure of unstable side slope, including setting up the underground continuous wall at the toe of a slope, support the cast-in-place concrete arch on the continuous wall, support the domatic cast-in-place concrete longeron on the cast-in-place concrete arch, set up the light-duty arch crossbeam of building bricks by laying bricks or stones between the domatic cast-in-place concrete longeron and the light-duty arch crossbeam of building bricks, domatic cast-in-place concrete longeron links together at the top of a slope position through the top of a slope even tie beam, keep away from side slope one side at the top of a slope even tie beam and construct the catch basin, be provided with the stock on domatic cast-in-place concrete longeron according to the side slope stable condition. The utility model discloses an engineering measure and plant measure are firm slope jointly, utilize underground continuous wall to provide resistance, resist the gliding power that domatic load transmitted, improved structural reliability and durability, construction convenience is swift, and the time limit for a project is short, and investment saving has both guaranteed that the side slope is stable, has protected ecological environment again.
Description
Technical Field
The utility model relates to a side slope reinforcement technique, especially a reinforced structure of unstable side slope.
Background
In engineering construction, the slope is reinforced in order to prevent the instability of the slope and limit the weathering spalling or damage of slope rock-soil bodies. The traditional anchor rod (anchor cable) + sash beam structure combines two structures of a reinforced concrete frame and a prestressed anchor rod (anchor cable), and a slope body and an internal stable stratum are connected together through the anchor rod (anchor cable) and the sash beam to bear force. The structure only stabilizes the side slope by the resistance force which is provided by the anchor rods (anchor cables) and is opposite to the side slope destructive force, and the side slope has the possibility of being separated from the slope surface along with the rain wash and the water inflow infiltration, so that the stability and the durability of the side slope are poor. In addition, the traditional scheme has the advantages of multiple construction procedures, high construction difficulty, long construction period and high investment.
Along with the technical development and the increasing environmental requirements of people, the requirements and the application of the ecological environment-friendly slope reinforcement structure which can ensure the stability of the slope and fully protect the environment are more and more extensive in production and life.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a reinforced structure of unstable side slope reaches is provided, improves traditional stock (anchor rope) + sash beam structure's stress state, improves structural reliability and use durability, shortens the engineering time to make full use of plant is solid sloping, can stabilize the side slope safely for a long time, can beautify the environment again, improves the sight.
In order to solve the above problem, the utility model discloses the technical scheme who adopts is: the utility model provides a reinforced structure of unstable side slope, including setting up the underground continuous wall at the toe of a slope, support the cast-in-place concrete arch on the continuous wall, support the domatic cast-in-place concrete longeron on the cast-in-place concrete arch, set up the light-duty arch crossbeam of building bricks between the domatic cast-in-place concrete longeron, plant the vegetation in the sash between domatic cast-in-place concrete longeron and the light-duty arch crossbeam of building bricks, domatic cast-in-place concrete longeron links together at the top of a slope position through the top of a slope tie roof tie beam, keep away from side slope one side at the top of a slope and construct the catch basin, be provided with the stock on domatic cast-in-place concrete longeron according to the side slope steady condition.
The anchor rod is selected according to calculation requirements, and the tail end of the anchor rod extends into the position below a sliding surface of a side slope; the anchor rod drilling position is the intersection of the slope cast-in-place concrete longitudinal beam and the light bricklaying arched beam.
The underground continuous wall adopts in-situ construction, disturbance to a slope toe is avoided, the interval between the walls of the underground continuous wall is more than or equal to 3m, and the wall height is more than or equal to 1.5 m.
The two side walls of the underground continuous wall are obliquely arranged in the same force transmission direction of the cast-in-place concrete arch, the middle wall is longitudinally arranged in the same direction of the slope cast-in-place concrete longitudinal beam.
The slope cast-in-place concrete longitudinal beam is supported at the vault of the cast-in-place concrete arch, and the rise-span ratio of the cast-in-place concrete arch is not more than 1/5.
The transverse distance between the slope cast-in-place concrete longitudinal beams is equal to the distance between the underground continuous wall walls, and the width and the thickness of the slope cast-in-place concrete longitudinal beams are more than or equal to 0.4 m.
The slope top connecting beam is cast-in-place concrete, the head end and the tail end of the slope top connecting beam are intersected with the outermost cast-in-place concrete longitudinal beam, and the width and the thickness of the slope top connecting beam are both more than or equal to 0.4 m.
The light bricklaying arched beam is light bricklaying for building, the compressive strength is not less than 10MPa, the arch structure vector-span ratio is not more than 1/5, and the distance between two upper and lower adjacent light bricklaying arched beams on a plane is not less than 3.0 m.
The vegetation is made of shrubs and/or shrubs with developed root systems which are suitable for local survival, and if soil quality at a certain part of a side slope is not suitable for slope fixing plant growth, planting soil or humus soil is filled.
The construction method of the reinforced structure of the unstable side slope comprises the steps of firstly constructing the underground continuous wall at the slope toe by adopting an in-situ construction mode, when the strength of the wall body reaches more than 85% of the design strength, casting a concrete arch in situ, casting slope roof connecting beams at the middle part of the concrete arch in situ, connecting the slope roof connecting beams together, adopting light building brick arched beams of building blocks for building arched sashes between the two slope roof casting concrete longitudinal beams, planting slope plants between the sashes, fixing soil, protecting slope, arranging anchor rods according to needs, and finally constructing a catch basin at the slope roof, wherein the whole construction is completed.
The utility model has the advantages that: the ecological friendly unstable slope reinforcing structure adopts engineering measures and plant measures to jointly fix the slope, changes the stress state of the traditional anchor rod (anchor cable) and sash beam structure into the stress state of utilizing the underground continuous wall to provide resistance and resist the gliding force transmitted by the slope load, and improves the structural reliability and durability. Meanwhile, the advantages of strong adaptability of the light building blocks and capability of fixing soil and greening among the building blocks are utilized, the construction is convenient and rapid, the construction period is short, the investment is saved, the stability of the side slope is ensured, and the ecological environment is protected.
Drawings
Fig. 1 is a plan view of the reinforced structure of the unstable side slope of the present invention.
Fig. 2 is a sectional view of the reinforcing structure of the unstable side slope of the present invention.
Detailed Description
The invention will be described in further detail with reference to the following drawings and embodiments:
as shown in fig. 1, the utility model discloses a reinforced structure of unstable side slope, including setting up underground continuous wall 3 at the toe of a slope, support cast in situ concrete arch 4 on continuous wall 3, support domatic cast in situ concrete longeron 5 on cast in situ concrete arch 4, set up the light-duty arch crossbeam 7 of building bricks by laying bricks or stones between domatic cast in situ concrete longeron 5, plant vegetation 8 in the sash between domatic cast in situ concrete longeron 5 and the light-duty arch crossbeam 7 of building bricks or stones, domatic cast in situ concrete longeron 5 links together at the top of a slope position through top of a slope even tie beam 6, keep away from side slope one side at top of a slope even tie beam 6 and construct catch basin 1, be provided with stock 2 on domatic cast in situ concrete longeron 5 according to the side slope stable condition.
Preferably, the anchor rod 2 is selected according to calculation requirements, and the tail end of the anchor rod extends into the position below a slope sliding surface; the drilling position of the anchor rod 2 is the intersection of the slope cast-in-place concrete longitudinal beam 5 and the light bricklaying arched beam 7. The underground continuous wall 3 is constructed in situ, so that the disturbance to the slope toe is avoided, the interval between the walls of the underground continuous wall 3 is more than or equal to 3m, and the wall height is more than or equal to 1.5 m. The two side walls of the underground continuous wall 3 are obliquely arranged in the same force transmission direction of the cast-in-place concrete arch 4, the middle wall is longitudinally arranged in the same direction of the slope cast-in-place concrete longitudinal beam 5. The slope cast-in-place concrete longitudinal beam 5 is supported at the vault of the cast-in-place concrete arch 4, and the rise-span ratio of the cast-in-place concrete arch 4 is not more than 1/5. The transverse distance between the slope cast-in-place concrete longitudinal beams 5 is equal to the distance between the underground continuous wall 3 walls, and the width and the thickness are both more than or equal to 0.4 m. The slope top connecting beam 6 is cast-in-place concrete, the head end and the tail end of the slope top connecting beam are intersected with the outermost cast-in-place concrete longitudinal beam 5, and the width and the thickness of the slope top connecting beam are both more than or equal to 0.4 m. The light bricklaying arched crossbeam 7 is light bricklaying for building, the compressive strength is not less than 10MPa, the arch structure vector-span ratio is not more than 1/5, and the distance between two upper and lower adjacent light bricklaying arched crossbeams on the plane is not less than 3.0 m.
The vegetation 8 adopts irrigated grass and/or shrubs with developed root systems which are suitable for local survival, and if soil quality at a certain part of a side slope is not suitable for slope fixing plant growth, planting soil or humus soil is filled.
The construction method of the reinforced structure of the unstable side slope comprises the steps of firstly constructing the underground continuous wall at the slope toe by adopting an in-situ construction mode, when the strength of the wall body reaches more than 85% of the design strength, casting a concrete arch in situ, casting slope roof connecting beams at the middle part of the concrete arch in situ, connecting the slope roof connecting beams together, adopting light building brick arched beams of building blocks for building arched sashes between the two slope roof casting concrete longitudinal beams, planting slope plants between the sashes, fixing soil, protecting slope, arranging anchor rods according to needs, and finally constructing a catch basin at the slope roof, wherein the whole construction is completed.
The utility model utilizes the slope top intercepting drain to reduce the erosion of rainwater to the slope and rainwater infiltration; light brickwork is used for replacing sash cross beams, slope top beams and underground continuous walls are connected through slope longitudinal beams, and the underground continuous walls are used for providing resistance force in the direction opposite to the slope destructive force; the stability of the side slope is further enhanced by using anchor rods (or anchor cables); local plants are planted by utilizing the soil fixing function among the frames, so that the slope is fixed by the plants, and the environment is protected and beautified.
The above-mentioned examples are only used for explaining the technical ideas and features of the present invention, and are not to limit the scope of the present invention according to the above, and all the changes or modifications equivalent to those made by the structure, shape and principle disclosed by the present invention are within the scope of the present invention.
Claims (9)
1. The utility model provides a reinforced structure of unstable side slope, a serial communication port, including setting up underground continuous wall (3) at the toe of a slope, support cast in situ concrete arch (4) on continuous wall (3), support domatic cast in situ concrete longeron (5) on cast in situ concrete arch (4), set up light-duty arch crossbeam (7) of building bricks by laying bricks or stones between domatic cast in situ concrete longeron (5), plant vegetation (8) in the sash between domatic cast in situ concrete longeron (5) and light-duty arch crossbeam (7) of building bricks or stones, domatic cast in situ concrete longeron (5) link together in the top of a slope position through top of a slope tie beam (6), keep away from one side building catch basin (1) in top of a slope tie beam (6), be provided with stock (2) on domatic cast in situ concrete longeron (5) according to the side slope stable condition.
2. The reinforcement structure for unstable slopes according to claim 1, wherein the anchor rods (2) are selected according to calculation requirements, and the tail ends of the anchor rods penetrate into the position below the slope sliding surface; the drilling position of the anchor rod (2) is the intersection of the slope cast-in-place concrete longitudinal beam (5) and the light bricklaying arched beam (7).
3. The reinforced structure of the unstable slope according to claim 1, wherein the underground continuous walls (3) are constructed in situ to avoid disturbance to the slope toe, the spacing between the underground continuous walls (3) is more than or equal to 3m, and the wall height is more than or equal to 1.5 m.
4. The reinforced structure of unstable side slope according to claim 3, characterized in that, the underground continuous wall (3) is arranged with two side walls in slant direction, the direction is the same as the force transmission direction of the cast-in-place concrete arch (4), the middle wall is arranged longitudinally, and the direction is the same as the direction of the slope cast-in-place concrete longitudinal beam (5).
5. The unstable slope reinforcement structure according to claim 1, wherein the slope cast-in-place concrete longitudinal beams (5) are supported on the arch crown of the cast-in-place concrete arch (4), and the rise-to-span ratio of the cast-in-place concrete arch (4) is not more than 1/5.
6. The reinforcing structure of the unstable side slope according to claim 1 or 5, wherein the transverse spacing of the slope cast-in-place concrete longitudinal beams (5) is equal to the spacing between the walls of the underground continuous wall (3), and the width and the thickness of the slope cast-in-place concrete longitudinal beams are more than or equal to 0.4 m.
7. The reinforcing structure of the unstable side slope according to claim 1, wherein the top connecting beam (6) is cast-in-place concrete, the head end and the tail end of the top connecting beam intersect with the outermost cast-in-place concrete longitudinal beam (5), and the width and the thickness of the top connecting beam are both more than or equal to 0.4 m.
8. The reinforcing structure for unstable slopes of claim 1, wherein the light-laid arched beams (7) are light-laid bricks for construction, the compressive strength is not less than 10MPa, the arch-shaped structure aspect ratio is not more than 1/5, and the distance between two adjacent light-laid arched beams above and below the plane is not less than 3.0 m.
9. The reinforcement structure for unstable slopes of claim 1, wherein the vegetation (8) is selected from irrigated grass and/or shrubs with developed roots, which are suitable for local survival, and planted soil or humus is replaced if the soil quality of the slope is not suitable for the plants to be fixed on the slope.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023228045.4U CN214301791U (en) | 2020-12-28 | 2020-12-28 | Reinforced structure of unstable side slope |
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| CN202023228045.4U CN214301791U (en) | 2020-12-28 | 2020-12-28 | Reinforced structure of unstable side slope |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627204A (en) * | 2020-12-28 | 2021-04-09 | 中水北方勘测设计研究有限责任公司 | Reinforcing structure of unstable side slope and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627204A (en) * | 2020-12-28 | 2021-04-09 | 中水北方勘测设计研究有限责任公司 | Reinforcing structure of unstable side slope and construction method thereof |
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