CN108487299B - Hollow triangular arc-shaped retaining wall - Google Patents
Hollow triangular arc-shaped retaining wall Download PDFInfo
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- CN108487299B CN108487299B CN201810122639.5A CN201810122639A CN108487299B CN 108487299 B CN108487299 B CN 108487299B CN 201810122639 A CN201810122639 A CN 201810122639A CN 108487299 B CN108487299 B CN 108487299B
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- retaining wall
- hollow
- wall block
- triangular arc
- shaped
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0266—Retaining or protecting walls characterised by constructional features made up of preformed elements
Abstract
The invention discloses a hollow triangular arc-shaped retaining wall which mainly comprises a plurality of hollow triangular arc-shaped retaining wall main bodies, a plurality of supporting piles and rigid connecting pieces. The hollow triangular arc-shaped retaining wall main body is positioned on one side of the side slope. One of the hollow triangular arc-shaped retaining wall bodies is supported by two adjacent ones of the supporting piles. The hollow triangular arc-shaped retaining wall main body mainly comprises a hollow retaining wall block I, a hollow retaining wall block II, a hollow retaining wall block III and supporting columns. The rigid connecting piece anchors the anchoring piece of the hollow retaining wall block III and the anchoring piece of the supporting pile together. The invention uses the hollow triangular arc-shaped retaining wall to bear pressure, thereby greatly reducing the consumption of concrete and steel bars. The triangular structure can save cost as much as possible, and simultaneously, the stable and safe support for the main body of the hillside is ensured.
Description
Technical Field
The invention relates to the technical field of civil and architectural engineering, in particular to a hollow triangular arc-shaped retaining wall.
Background
The retaining wall is a building which supports roadbed filling or hillside soil body, prevents the filling or soil body from deforming and destabilizing and bears lateral pressure.
Retaining walls are widely used for roadbed filling, support of hillside rock and soil mass, landslide and emergency work of geological disasters. Retaining wall usually is equipped with steel reinforcement framework's concrete collar soil wall body, and the last distribution of concrete wall body has the drain pipe. The conventional construction mode of the existing common retaining wall is the piling of rock and soil mass and the concrete cast-in-place, which not only has large material consumption, complex construction and higher labor and material cost; and the quality is not easy to control, the construction period is longer, and the method is not easy to be applied to emergency work with time pressure.
The semi-fabricated and fabricated retaining walls are mainly fabricated by prefabricating conventional stacking or cast-in-place members to achieve the purposes of shortening the construction period and reducing the construction cost, and the structural form of the retaining wall is not redesigned.
Disclosure of Invention
The present invention is directed to solving the problems of the prior art.
The technical scheme adopted for achieving the purpose of the invention is that the hollow triangular arc-shaped retaining wall mainly comprises a plurality of hollow triangular arc-shaped retaining wall main bodies, a plurality of supporting piles and rigid connecting pieces.
The hollow triangular arc-shaped retaining wall main body is positioned on one side of the side slope.
Further, the hollow triangular arc-shaped retaining wall main body and the side slope are filled with filled soil. The filling is building waste residue.
The hollow triangular arc-shaped retaining wall main body mainly comprises a hollow retaining wall block I, a hollow retaining wall block II, a hollow retaining wall block III and supporting columns.
The hollow retaining wall block I is a hollow cuboid.
The hollow retaining wall block II is of a hollow arc-shaped three-dimensional structure. The hollow retaining wall block II is provided with a plurality of drain holes. The drain holes penetrate through two sides of the hollow retaining wall block II.
The inner cavity of the hollow retaining wall block II is communicated with the inner cavity of the hollow retaining wall block I. And a drain hole is formed at the communication position of the inner cavity of the hollow retaining wall block II and the inner cavity of the hollow retaining wall block I.
The hollow retaining wall block III is a hollow cuboid. And the included angle between the hollow retaining wall block III and the horizontal plane is theta. Further, the included angle theta is more than or equal to 45 degrees. An anchoring piece is embedded in the hollow retaining wall block III.
The inner cavity of the hollow retaining wall block III is communicated with the inner cavity of the hollow retaining wall block I.
The inner cavity of the hollow retaining wall block III is communicated with the inner cavity of the hollow retaining wall block II.
The hollow retaining wall block I, the hollow retaining wall block II and the hollow retaining wall block III form a triangular arc-shaped three-dimensional structure.
The side slope soil body is squeezed into to the one end of support column, and the other end anchor connects cavity barricade piecemeal III.
The support column supports the hollow triangular arc-shaped retaining wall main body.
One of the hollow triangular arc-shaped retaining wall bodies is supported by two adjacent ones of the supporting piles.
Further, the hollow triangular arc-shaped retaining wall main body is prefabricated reinforced concrete. The supporting pile is a prefabricated rectangular reinforced concrete pile.
One end of the bearing pile is supported below the hollow retaining wall block III, and the other end of the bearing pile is vertically driven into the foundation. And anchoring pieces matched with the anchoring pieces of the hollow retaining wall block III are pre-embedded in the supporting piles.
Further, the depth of the support pile driven into the ground is 2/3 or more of the total length of the support pile or is calculated according to specific force.
The rigid connecting piece anchors the anchoring piece of the hollow retaining wall block III and the anchoring piece of the supporting pile together.
The technical effect of the present invention is undoubted. The invention uses the hollow triangular arc-shaped retaining wall to bear pressure, thereby greatly reducing the consumption of concrete and steel bars. The triangular structure can save cost as much as possible, and simultaneously, the stable and safe support for the main body of the hillside is ensured. The hollow triangular arc-shaped retaining wall is matched with the supporting pile, so that the force borne by the retaining wall can be transmitted to the supporting pile, the load is mainly borne by the supporting pile, and the retaining wall is reasonable in stress, safe and reliable. The hollow triangular arc-shaped retaining wall and the supporting piles are prefabricated components, construction is conducted in an assembling mode, site construction is simple and easy, the hollow triangular arc-shaped retaining wall is suitable for mechanized construction, and labor cost is low. Meanwhile, the invention has the advantages of easy quality control and short construction period, and is particularly suitable for emergency projects.
Drawings
FIG. 1 is a 3D schematic view of a hollow triangular arc-shaped retaining wall body;
FIG. 2 is a front view of a hollow triangular arc-shaped retaining wall;
FIG. 3 is a schematic view of a hollow triangular arc-shaped retaining wall;
FIG. 4 is a schematic cross-sectional view of a hollow triangular arc-shaped retaining wall;
in the figure: the hollow triangular arc-shaped retaining wall comprises a hollow triangular arc-shaped retaining wall main body 1, a plurality of supporting piles 2, a rigid connecting piece 3, a hollow retaining wall block I11, a hollow retaining wall block II12, a hollow retaining wall block III13, a supporting column 14, an anchoring piece 131, an anchoring piece 141 and a drainage hole 121.
Detailed Description
The present invention is further illustrated by the following examples, but it should not be construed that the scope of the above-described subject matter is limited to the following examples. Various substitutions and alterations can be made without departing from the technical idea of the invention and the scope of the invention is covered by the present invention according to the common technical knowledge and the conventional means in the field.
Example 1:
a hollow triangular arc-shaped retaining wall mainly comprises n hollow triangular arc-shaped retaining wall main bodies 1, m supporting piles 2 and rigid connecting pieces 3. n > 1. m is greater than 1. n and m are integers. m is 2 n.
The hollow triangular arc-shaped retaining wall main body 1 is positioned on one side of a side slope 5.
Further, filled earth 4 is arranged between the hollow triangular arc-shaped retaining wall main body 1 and the side slope 5. The filling 4 is building waste residue.
The hollow triangular arc-shaped retaining wall main body 1 mainly comprises a hollow retaining wall block I11, a hollow retaining wall block II12, a hollow retaining wall block III13 and supporting pillars 14.
The hollow retaining wall block I11 is a hollow cuboid.
The hollow retaining wall block II12 is a hollow arc-shaped three-dimensional structure. The hollow retaining wall block II12 is provided with a plurality of water discharge holes 121. The drainage holes 121 penetrate through both sides of the hollow retaining wall block II 12.
The inner cavity of the hollow retaining wall block II12 is communicated with the inner cavity of the hollow retaining wall block I11. The communication part of the inner cavity of the hollow retaining wall block II12 and the inner cavity of the hollow retaining wall block I11 is provided with a plurality of drain holes 121.
Further, water in the slope soil body flows into the hollow retaining wall block III13 through a drain hole (121) of the hollow retaining wall block II12, and is drained through the drain hole 121 at the communication position of the inner cavity of the hollow retaining wall block II12 and the inner cavity of the hollow retaining wall block I11.
The hollow retaining wall block III13 is a hollow cuboid. The included angle between the hollow retaining wall block III13 and the horizontal plane is theta. Further, the included angle theta is more than or equal to 45 degrees. The hollow retaining wall block III13 is embedded with an anchoring piece 131.
The inner cavity of the hollow retaining wall block III13 is communicated with the inner cavity of the hollow retaining wall block I11.
The inner cavity of the hollow retaining wall block III13 is communicated with the inner cavity of the hollow retaining wall block II 12.
The hollow retaining wall block I11, the hollow retaining wall block II12 and the hollow retaining wall block III13 form a triangular arc-shaped three-dimensional structure.
Side slope soil is squeezed into to the one end of support column 14, and the other end anchor connects the cavity barricade block III 13.
The supporting columns 14 support the hollow triangular arc-shaped retaining wall main body 1.
One of the hollow triangular arc-shaped retaining wall bodies 1 is supported by two adjacent ones of the supporting piles 2.
Further, the hollow triangular arc-shaped retaining wall main body 1 is prefabricated reinforced concrete. The support pile 2 is a prefabricated rectangular reinforced concrete pile.
One end of the support pile 2 is supported below the hollow retaining wall block III13, and the other end is vertically driven into the foundation. The supporting pile 2 is embedded with an anchoring piece 141 matched with the anchoring piece 131 of the hollow retaining wall block III 13.
Further, the depth to which the support pile 2 is driven into the ground is 2/3 or more of the total length of the support pile 2 or is calculated according to a specific force.
The rigid connector 3 anchors the anchor 131 of the hollow retaining wall block III13 and the anchor 141 of the support pile 2 together.
Example 2:
a construction method of a hollow triangular arc-shaped retaining wall comprises the following steps:
1) designing a retaining wall;
the types of the hollow triangular arc-shaped retaining wall main body 1 and the supporting piles 2 are determined according to geology and the condition of side slope soil mass, and the types mainly comprise the section forms, prefabricated materials and reinforcement conditions of the hollow triangular arc-shaped retaining wall main body 1 and the supporting piles 2 and the soil penetration depth of the supporting piles 2.
2) Determining a foundation and driving a bearing pile; the method mainly comprises the following steps:
2.1) positioning the pile position;
2.2) driving the supporting pile 2 into the foundation by a static pressure or drilling hole inserting precast pile combined grouting mode (namely, drilling holes through a drilling machine, inserting the precast piles into the drilled holes, and then pouring concrete around the drilled holes to enable pile soil to be in close contact), and controlling the penetration depth and the verticality well in the pile driving process.
3) Installing a hollow triangular arc-shaped retaining wall; and hoisting the hollow triangular arc-shaped retaining wall main body 1 onto two adjacent set supporting piles 2, waiting for anchoring assembly with the supporting piles 2, and not dismounting the hollow triangular arc-shaped retaining wall main body 1 before anchoring.
4) Anchoring the pile wall; the hollow triangular arc-shaped retaining wall main body 1 and the two corresponding supporting piles 2 are anchored and fixed through rigid connecting pieces 3.
5) And (5) repeating the steps 2 to 4 until all the hollow triangular arc-shaped retaining wall main bodies 1 and the supporting piles 2 are assembled.
6) Filling soil behind the wall; and after the combination of the retaining walls is finished and the acceptance is qualified, filling soil between the side slope and the retaining wall to complete construction.
Claims (5)
1. The utility model provides a cavity triangle arc barricade which characterized in that: mainly comprises a plurality of hollow triangular arc-shaped retaining wall main bodies (1), a plurality of supporting piles (2) and rigid connecting pieces (3);
the hollow triangular arc-shaped retaining wall main body (1) is positioned on one side of the side slope (5);
the hollow triangular arc-shaped retaining wall main body (1) mainly comprises a hollow retaining wall block I (11), a hollow retaining wall block II (12), a hollow retaining wall block III (13) and a supporting column (14);
the hollow retaining wall block I (11) is a hollow cuboid;
the hollow retaining wall block II (12) is of a hollow arc-shaped three-dimensional structure; the hollow retaining wall block II (12) is provided with a plurality of drain holes (121); the drain holes (121) penetrate through the two sides of the hollow retaining wall block II (12);
the inner cavity of the hollow retaining wall block II (12) is communicated with the inner cavity of the hollow retaining wall block I (11); a drainage hole (121) is formed at the communication position of the inner cavity of the hollow retaining wall block II (12) and the inner cavity of the hollow retaining wall block I (11);
the hollow retaining wall block III (13) is a hollow cuboid; the included angle between the hollow retaining wall block III (13) and the horizontal plane is
(ii) a The hollow retaining wall block III (13) is pre-embedded with an anchoring piece (131);
the inner cavity of the hollow retaining wall block III (13) is communicated with the inner cavity of the hollow retaining wall block I (11);
the inner cavity of the hollow retaining wall block III (13) is communicated with the inner cavity of the hollow retaining wall block II (12);
the hollow retaining wall block I (11), the hollow retaining wall block II (12) and the hollow retaining wall block III (13) form a triangular arc-shaped three-dimensional structure;
one end of the supporting pile (2) is driven into a side slope soil body, and the other end of the supporting pile is anchored with the hollow retaining wall block III (13);
the supporting piles (2) support the hollow triangular arc-shaped retaining wall main body (1);
one hollow triangular arc-shaped retaining wall main body (1) is supported by two adjacent supporting piles (2);
one end of the supporting pile (2) is supported below the hollow retaining wall block III (13), and the other end of the supporting pile is vertically driven into a foundation; the supporting pile (2) is pre-embedded with an anchoring piece (141) matched with the anchoring piece (131) of the hollow retaining wall block III (13);
the rigid connecting piece (3) anchors the anchoring piece of the hollow retaining wall block III (13) and the anchoring piece of the supporting pile (2).
2. The hollow triangular arc-shaped retaining wall according to claim 1, wherein: the hollow triangular arc-shaped retaining wall main body (1) is prefabricated reinforced concrete; the supporting pile (2) is a prefabricated rectangular reinforced concrete pile.
3. The hollow triangular arc-shaped retaining wall according to claim 1, wherein: the depth of the supporting pile (2) driven into the ground is more than 2/3 of the total length of the supporting pile (2) or is calculated according to specific stress.
4. The hollow triangular arc-shaped retaining wall according to claim 1, wherein: filled filling soil (4) is arranged between the hollow triangular arc-shaped retaining wall main body (1) and the side slope (5); the filling (4) is building waste residue.
5. The hollow triangular arc-shaped retaining wall according to claim 1, wherein: the angle
。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122639.5A CN108487299B (en) | 2018-02-07 | 2018-02-07 | Hollow triangular arc-shaped retaining wall |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810122639.5A CN108487299B (en) | 2018-02-07 | 2018-02-07 | Hollow triangular arc-shaped retaining wall |
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| Publication Number | Publication Date |
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| CN108487299A CN108487299A (en) | 2018-09-04 |
| CN108487299B true CN108487299B (en) | 2020-05-15 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2762042B2 (en) * | 1994-09-27 | 1998-06-04 | 親 中矢 | Drainage device on retaining wall |
| CN2432281Y (en) * | 2000-06-12 | 2001-05-30 | 宣汉县农业局 | Prefabricated construction member for building embankment |
| CN102383400B (en) * | 2010-09-28 | 2014-11-26 | 单发成 | Debris flow resisting wall |
| CN203625927U (en) * | 2013-12-25 | 2014-06-04 | 重庆科技学院 | Arched retaining wall |
| CN107130613B (en) * | 2017-05-19 | 2019-06-07 | 重庆大学 | Large span tunnel is just wearing the retaining structure and its construction method of existing barricade |
| CN206829179U (en) * | 2017-05-24 | 2018-01-02 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of retaining wall structure |
| CN206815278U (en) * | 2017-05-27 | 2017-12-29 | 中交第三航务工程勘察设计院有限公司 | A kind of assembled integral revetment structure on soft soil foundation |
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