CN220013713U - Single-side slope-collecting reinforcing structure of embankment - Google Patents
Single-side slope-collecting reinforcing structure of embankment Download PDFInfo
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- CN220013713U CN220013713U CN202320668137.9U CN202320668137U CN220013713U CN 220013713 U CN220013713 U CN 220013713U CN 202320668137 U CN202320668137 U CN 202320668137U CN 220013713 U CN220013713 U CN 220013713U
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- embankment
- reinforcing
- filling body
- geogrid
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 62
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 230000002787 reinforcement Effects 0.000 claims description 18
- 239000002689 soil Substances 0.000 claims description 15
- 239000000945 filler Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 12
- 230000007613 environmental effect Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The utility model provides a single-sided slope-collecting reinforcing structure of a embankment, which comprises a plurality of reinforcing piles arranged at intervals along the embankment, wherein a retaining plate is arranged between adjacent reinforcing piles, and a reverse filtering drainage layer is arranged on the inner side of the retaining plate; n tensioning fixed structures are arranged on one side, close to the embankment filling body, of the upper portion of the reinforcing pile at intervals along the length direction of the reinforcing pile in a pre-buried mode, and N is a positive integer; the tensioning and fixing structure comprises at least 2 flexible Zhang Lasheng and 1 straight steel bar, one end of each flexible tensioning rope penetrates through the reinforcing pile and is fixedly connected with the main steel bar in the reinforcing pile, and the other end of each flexible tensioning rope is fixedly connected with two ends of the straight steel bar horizontally arranged outside the reinforcing pile; the road embankment filling system further comprises a geogrid, one end of the geogrid is fixedly connected with the straight steel bars in the road embankment filling body, and the other end of the geogrid penetrates through the road embankment filling body and reversely wraps the road embankment filling body at the outer side of the road embankment filling body. The single-side slope-collecting reinforcing structure of the embankment has the characteristics of convenience in construction, good economical efficiency, environmental protection, contribution to popularization and the like.
Description
Technical Field
The utility model relates to the technical field of geotechnical engineering, in particular to a single-side slope-collecting reinforcing structure of a embankment.
Background
When the construction of embankment is limited by land or other reasons and needs to perform single-sided slope collection, a road shoulder pile plate wall structure is generally adopted, and how to effectively reduce the setting depth of the reinforcing piles in the pile plate wall structure, so that the construction safety of the reinforcing piles is utilized, the engineering investment is saved, and the structure has a great popularization and application prospect.
Patent grant publication number CN206319335U, patent name a flange pile plate wall structure discloses a structure that a folded flange pile and a non-folded flange pile combine together, sets up retaining plate, drain bar and anti-filtering layer between them for the side slope reinforcement after the road base face is widened is handled, sets up two-sided tensile main muscle in folded flange pile and non-folded flange pile body simultaneously to ensure building structure security level. However, in the scheme, the flange piles and the embankment filling are not in tension relation, so that the engineering stress cannot be effectively improved, and the construction risk and the engineering investment of the flange piles are high.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide the single-side slope-collecting reinforcing structure for the embankment, which effectively improves the stress between the reinforcing piles and the embankment filling body, greatly saves engineering investment, reduces construction risks of the reinforcing piles, and has the characteristics of convenience in construction, good economy, environmental protection, popularization benefit and the like.
In order to achieve the above purpose, the utility model provides a single-side slope-collecting reinforcing structure of an embankment, which comprises a plurality of reinforcing piles which are arranged at intervals along the embankment, wherein a retaining plate is arranged between adjacent reinforcing piles, and a reverse filtering drainage layer is arranged on the inner side of the retaining plate; n tensioning fixed structures are arranged on one side, close to the embankment filling body, of the upper portion of the reinforcing pile at intervals along the length direction of the reinforcing pile in a pre-buried mode, and N is a positive integer;
the tensioning fixing structure comprises at least 2 flexible Zhang Lasheng and 1 straight steel bar, one end of each flexible Zhang Lasheng penetrates through the reinforcing pile and is fixedly connected with the main steel bar in the reinforcing pile, and the other end of each flexible Zhang Lasheng is fixedly connected with two ends of the straight steel bar horizontally arranged outside the reinforcing pile;
the road embankment filling device is characterized by further comprising a geogrid, wherein one end of the geogrid is fixedly connected with the straight steel bars in the road embankment filling body, the other end of the geogrid penetrates through the road embankment filling body, and the road embankment filling body is reversely wrapped at the outer side of the road embankment filling body.
Further, the lower part of the reinforcing pile is buried in the foundation, the upper part of the reinforcing pile is exposed out of the foundation, the cross section of the upper part of the reinforcing pile is of a T-shaped structure, the flange of the T-shaped structure is positioned on one side, far away from the embankment filling body, of the reinforcing pile, and the retaining plate is arranged on the inner side of the flange between the adjacent reinforcing piles.
Furthermore, the upper part and the lower part of the reinforcing pile are connected by steel bars and are integrally formed by pouring.
Further, the soil retaining plate is provided with a plurality of water discharge holes.
Further, one end of the geogrid passes through the straight steel bars, reversely wraps the straight steel bars in the embankment filling body, and is fixed by the geotechnical bars.
Preferably, the space between the reinforcing piles is 5-8m.
Preferably, the width of the flange is 0.5m, and the thickness is 0.3-0.5m.
Preferably, the reverse filtering drainage layer is a bagged gravel layer or a composite drainage net material layer.
Preferably, the flexible stretching wires are flexible steel strands.
Preferably, the geogrid is in a strip-shaped structure, and the width of the geogrid is consistent with that of the straight reinforcing steel bars.
The beneficial effects of the utility model are as follows: the reinforced pile is used for bearing the soil pressure of the embankment filling body, the upper part of the reinforced pile is a T-shaped section, and the flange is used for providing stress support for the soil retaining plate; the soil retaining plate is used for blocking the filled soil between the reinforced piles; the reverse filtering drainage layer is used for draining ground water seepage in the embankment filling body, so that the water seepage is avoided and the embankment filling body is softened; the tensioning fixing structure can effectively transfer the effective friction force between the geogrid and the filling engineering to the reinforced pile and improve the stress of the reinforced pile, so that the size and the setting depth of the setting section of the reinforced pile can be reduced, the engineering investment is greatly saved, and the construction risk of the reinforced pile is reduced; the geogrid is used for providing effective inward tension for the reinforcing piles, the tension is formed by converting friction between the geogrid and the embankment filling body, and the geogrid strip-shaped arrangement saves engineering investment.
In general, the single-side slope-collecting reinforcing structure of the embankment has the characteristics of convenience in construction, good economy, environmental protection, contribution to popularization and the like.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic top view of the present utility model;
FIG. 2 is a schematic cross-sectional view taken along line I-I of FIG. 1;
FIG. 3 is a schematic view of FIG. 1 taken along section II-II;
fig. 4 is a partial large-scale view of the reinforcement piles and the tensioning fixation structure.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, unless otherwise specified and defined, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly through intermediaries, as would be understood by those skilled in the art, in view of the specific meaning of the terms described above.
As shown in fig. 1 to 4, the present utility model provides a embankment single-sided slope-collecting reinforcement structure, which comprises reinforcement piles 1, a soil-retaining plate 2, a reverse-filtering drainage layer 3, a tensioning and fixing structure 4 and a geogrid 6.
Specifically, a plurality of reinforcing piles 1 are arranged at intervals along the embankment, the lower parts of the reinforcing piles 1 are buried in the foundation, preferably but not limited to a rectangular structure, the upper parts of the reinforcing piles 1 are exposed out of the foundation, the cross section of the upper parts of the reinforcing piles 1 is of a T-shaped structure, flanges 11 of the T-shaped structure are located on one side, far away from the embankment filling body 5, of the reinforcing piles 1, and steel bars between the upper parts and the lower parts of the reinforcing piles 1 are connected and poured into an integral structure to form the integral structure. The soil retaining plate 2 is arranged between the adjacent reinforcing piles 1, in this embodiment, the soil retaining plate 2 is arranged on the inner side of the flange 11 between the adjacent reinforcing piles 1, and a plurality of water draining holes are formed in the soil retaining plate 2. The inner side of the soil retaining plate 2 is provided with a reverse filtering drainage layer 3; n tensioning fixing structures 4 are pre-buried to be provided with along reinforcement stake 1 length direction interval on the upper portion of reinforcement stake 1 near the side of embankment filling body 5, and N is positive integer, as shown in FIG. 2, and a reinforcement stake 1 corresponds to be provided with two tensioning fixing structures 4 in this embodiment.
As shown in fig. 4, the tensioning and fixing structure 4 includes at least 2 flexible Zhang Lasheng 41 and 1 straight steel bar 42, one end of the flexible Zhang Lasheng 41 is penetrated in the reinforcing pile 1 and fixedly connected with the main steel bar therein, and the other end is fixedly connected with two ends of the straight steel bar 42 horizontally arranged outside the reinforcing pile 1. The flexible stretching ropes 41 can move upwards and downwards to be temporarily fixed, so that the construction of the embankment on the inner side of the reinforcement pile 1 is facilitated, if the flexible stretching ropes are of a rigid structure, the construction of the embankment on the inner side is difficult or the stretching and fixing structure is easy to influence, and the straight steel bars 42 are beneficial to straight passing and stress of the geogrid 6.
The geogrid 6 is preferably a strip-like structure having a width that corresponds to the width of the flat bars 42. One end of the geogrid 6 is fixedly connected with a straight steel bar 42 in the embankment filling body 5, in the embodiment, one end of the geogrid 6 passes through the straight steel bar 42, the straight steel bar is reversely wrapped in the embankment filling body 5 and is fixed by a geotechnical rod, and the reverse wrapping length is not less than 2m; the other end of the geogrid 6 passes through the embankment filler 5 and reversely wraps the embankment filler 5 outside the embankment filler 5.
In this embodiment, the interval between the reinforcing piles 1 is preferably, but not limited to, 5-8m; the width of the flange 11 is preferably but not limited to 0.5m, and the thickness is preferably but not limited to 0.3-0.5m; the reverse drainage layer 3 is preferably, but not limited to, a layer of bagged gravel or a layer of composite drainage mesh material; the flexibility Zhang Lasheng 41 is preferably but not limited to a flexible steel strand; the geogrid 6 is preferably, but not limited to, a unidirectional high-strength geogrid with a tensile strength of not less than 120kN/m.
The reinforced pile 1 is used for bearing the soil pressure of the embankment filling body 5, the upper part of the reinforced pile 1 is a T-shaped section, and the flange 11 is used for providing stressed support for the soil retaining plate 2; the soil retaining plates 2 are used for blocking the filled soil between the reinforcing piles 1; the reverse filtering drainage layer 3 is used for draining ground water seepage in the embankment filling body 5, so that the water seepage is avoided, and the embankment filling body 5 is softened; the tensioning and fixing structure 4 can effectively transfer the effective friction force between the geogrid 6 and the filling engineering to the reinforced pile 1 and improve the stress of the reinforced pile 1, so that the size and the setting depth of the setting section of the reinforced pile 1 can be reduced, the engineering investment is greatly saved, and the construction risk of the reinforced pile 1 is reduced; geogrid 6 is used to provide effective inward tension for reinforcing pile 1, which tension is formed by the conversion of friction between geogrid 6 and embankment filler 5, and the strip arrangement of geogrid 6 saves engineering investment.
In general, the single-side slope-collecting reinforcing structure of the embankment has the characteristics of convenience in construction, good economy, environmental protection, contribution to popularization and the like.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The single-sided slope-collecting reinforcing structure of the embankment comprises a plurality of reinforcing piles (1) which are arranged at intervals along the embankment, and is characterized in that a soil retaining plate (2) is arranged between adjacent reinforcing piles (1), and a reverse filtering drainage layer (3) is arranged on the inner side of the soil retaining plate (2); n tensioning fixing structures (4) are pre-buried at intervals along the length direction of the reinforcing pile (1) at one side, close to the embankment filling body (5), of the upper part of the reinforcing pile (1), wherein N is a positive integer;
the tensioning and fixing structure (4) comprises at least 2 flexible Zhang Lasheng (41) and 1 straight steel bar (42), one end of each flexible Zhang Lasheng (41) penetrates through the reinforcing pile (1) and is fixedly connected with the main steel bar in the reinforcing pile, and the other end of each flexible Zhang Lasheng is fixedly connected with two ends of the straight steel bar (42) horizontally arranged outside the reinforcing pile (1);
the road embankment filling device is characterized by further comprising a geogrid (6), wherein one end of the geogrid (6) is fixedly connected with the straight steel bars (42) in the road embankment filling body (5), and the other end of the geogrid passes through the road embankment filling body (5) and reversely wraps the road embankment filling body (5) at the outer side of the road embankment filling body (5).
2. The embankment single-sided slope-collecting reinforcing structure according to claim 1, characterized in that the lower part of the reinforcing pile (1) is buried in the foundation, the upper part of the reinforcing pile (1) is exposed above the foundation, the cross section of the upper part of the reinforcing pile (1) is of a T-shaped structure, the flange (11) of the T-shaped structure is positioned on one side of the reinforcing pile (1) far away from the embankment filling body (5), and the retaining plate (2) is arranged on the inner side of the flange (11) between the adjacent reinforcing piles (1).
3. The embankment single-sided receipts slope reinforcement structure according to claim 1, characterized in that the spacing between the reinforcement piles (1) is 5-8m.
4. The embankment single-sided receipts slope reinforcement structure according to claim 2, characterized in that the flanges (11) have a width of 0.5m and a thickness of 0.3-0.5m.
5. The embankment single-sided receipts slope reinforcement structure according to claim 2, characterized in that the reinforcement piles (1) are connected by steel bars between the upper and lower parts and are cast integrally.
6. The embankment single-sided slope receiving reinforcement structure according to claim 1, characterized in that the retaining plate (2) is provided with a number of drainage holes.
7. The embankment single-sided receipts slope reinforcement structure according to claim 1, characterized in that the reverse filtering drainage layer (3) is a layer of bagged gravel or a layer of composite drainage net material.
8. The embankment single-sided receipts slope reinforcement structure according to claim 1, characterized in that the flexibility Zhang Lasheng (41) is a flexible steel strand.
9. The embankment single-sided receipts slope reinforcement structure according to claim 1, characterized in that the geogrid (6) is a strip-like structure with a width that corresponds to the width of the straight bars (42).
10. The embankment single-sided receipts slope reinforcement structure according to claim 1, characterized in that one end of the geogrid (6) passes through a straight bar (42), which is reversely wrapped in the embankment filler (5) and fixed with geotechnical bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320668137.9U CN220013713U (en) | 2023-03-30 | 2023-03-30 | Single-side slope-collecting reinforcing structure of embankment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320668137.9U CN220013713U (en) | 2023-03-30 | 2023-03-30 | Single-side slope-collecting reinforcing structure of embankment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220013713U true CN220013713U (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320668137.9U Active CN220013713U (en) | 2023-03-30 | 2023-03-30 | Single-side slope-collecting reinforcing structure of embankment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220013713U (en) |
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- 2023-03-30 CN CN202320668137.9U patent/CN220013713U/en active Active
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