CN209975286U - Embankment structure based on foam concrete - Google Patents
Embankment structure based on foam concrete Download PDFInfo
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- CN209975286U CN209975286U CN201920686912.7U CN201920686912U CN209975286U CN 209975286 U CN209975286 U CN 209975286U CN 201920686912 U CN201920686912 U CN 201920686912U CN 209975286 U CN209975286 U CN 209975286U
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- foam concrete
- reinforced concrete
- layer
- concrete
- foam
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- 239000011381 foam concrete Substances 0.000 title claims abstract description 49
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 45
- 239000004568 cement Substances 0.000 claims abstract description 9
- 239000002689 soil Substances 0.000 claims description 18
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 12
- 239000010426 asphalt Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 4
- 238000004873 anchoring Methods 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 18
- 230000003014 reinforcing effect Effects 0.000 description 10
- 230000008023 solidification Effects 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 244000280244 Luffa acutangula Species 0.000 description 2
- 235000009814 Luffa aegyptiaca Nutrition 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model discloses a embankment structure based on foam concrete, it has the characteristics that the quality is light, stable in structure, stress intensity is good, and its technical scheme main points are including the road bed, the road bed is by including cement mixing pile, mattress pad layer, metalling, foam concrete layer and pitch layer on going in proper order, and the road bed both sides still are equipped with the bank protection, and the bank protection includes reinforced concrete foundation beam and arranges the reinforced concrete backplate on the reinforced concrete foundation beam in, and reinforced concrete backplate is inconsistent with the road bed both sides, and the bank protection still is including being equipped with the foam concrete slope body of arranging the foam concrete backplate outside in, and the outer wall of foam concrete slope body is the stair structure, the utility model is suitable for an embankment technical field.
Description
Technical Field
The utility model belongs to the technical field of the embankment, refer in particular to a embankment structure based on foam concrete.
Background
The existing soft soil foundation pouring mode is to adopt a sand piling layer to combine with a concrete roadbed layer to form a roadbed structure with certain thickness and density. However, the existing road lifting structure has overlarge weight, the foundation settlement phenomenon is easy to occur under the condition of overlarge load, and the structural stability needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a embankment structure based on foam concrete, it has the characteristics that the quality is light, stable in structure, atress intensity are good.
The purpose of the utility model is realized like this: the utility model provides a embankment structure based on foam concrete, includes the road bed, its characterized in that: the roadbed comprises a cement soil stirring pile, a mattress layer, a gravel layer, a foam concrete layer and an asphalt layer in sequence from bottom to top, slope protection is further arranged on two sides of the roadbed and comprises a reinforced concrete base beam and reinforced concrete guard plates arranged on the reinforced concrete base beam, the reinforced concrete guard plates are abutted to two sides of the roadbed, the slope protection further comprises a foam concrete slope body arranged on the outer side of each reinforced concrete guard plate, and the outer wall of each foam concrete slope body is of a step structure.
By adopting the technical scheme, the cement soil stirring pile body and the mattress layer are used together, so that the pile and the soil bear load together, and the possibility of generating settlement is reduced; the gravel layer is filled below the foam concrete layer, so that the use of concrete can be reduced, and the cost is reduced; the foam concrete layer has the advantages of low cost and light weight; the reinforced concrete guard plate is used for increasing the transverse stress strength of the roadbed, so that the structural strength of the whole structure is improved, and the foam concrete slope can further increase the transverse stress strength of the roadbed; the asphalt layer is the surface, so that the capability of the paving aggregate for resisting damage of driving and natural factors to the pavement is improved, and the pavement is smooth, less in dust, impermeable and durable; when construction, the cement mixing pile and the reinforced concrete base beam are poured in advance, the reinforcement cage in the reinforced concrete base beam is connected with the reinforcement cage in the reinforced concrete guard plate, after the cement mixing pile and the reinforced concrete base beam are solidified, the reinforced concrete guard plate with partial height can be poured in advance, after solidification, the mattress layer and the gravel layer are laid, after the solidification, the first reinforcing reinforcement mesh and the second reinforcing reinforcement mesh are connected to the reinforcement cage in the reinforced concrete guard plate, then the reinforced concrete guard plate with the rest height is poured, after solidification, the foam concrete layer is poured, meanwhile, the foam concrete slope can be poured, and after solidification, the asphalt layer is laid.
The utility model discloses further set up to: and a plurality of first reinforcing steel bar meshes which are arranged in parallel with the ground are arranged in the foam concrete layer, and two sides of each first reinforcing steel bar mesh are respectively connected to the reinforced concrete guard plates.
By adopting the technical scheme, the first reinforcing mesh reinforcement is used for improving the transverse tensile resistance of the foam concrete layer and improving the transverse stress resistance of the reinforced concrete guard plates on two sides.
The utility model discloses further set up to: and a plurality of second reinforcing steel bar nets arranged in parallel with the ground are arranged in the foam concrete slope body, and one sides of the second reinforcing steel bar nets are connected to the reinforced concrete guard plate.
By adopting the technical scheme, the second reinforcing mesh is used for improving the transverse tensile resistance of the foam concrete slope, so that the integral stress strength is further improved.
The utility model discloses further set up to: and a three-dimensional geonet is laid on the step structure, planting soil is filled in the three-dimensional geonet, and the three-dimensional geonet is fixed on the foam concrete slope body through an anchor.
By adopting the technical scheme, the three-dimensional geonet is a three-dimensional structure of the net pad similar to the loofah net, is loose and flexible in texture, leaves 90% of space for filling soil, gravel and fine stones, allows plant roots to pass through the space, and has comfortable, tidy and balanced growth, plays a role in soil fixation and ecological preservation, so that the slope protection has an ecological protection effect, and the anchor is used for fixing the three-dimensional geonet.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
the reference numbers in the figures are: 1. mixing the cement soil with the pile; 2. a mattress layer; 3. a crushed stone layer; 4. a foamed concrete layer; 5. an asphalt layer; 6. a reinforced concrete base beam; 7. a reinforced concrete guard plate; 8. a foam concrete slope body; 9. a first reinforcing mesh reinforcement; 10. a second reinforcing mesh reinforcement; 11. a three-dimensional geonet.
Detailed Description
The invention will be further described in the following with specific embodiments in conjunction with the drawings, see fig. 1:
the utility model provides a embankment structure based on foam concrete, includes the road bed, its characterized in that: the roadbed comprises a cement soil stirring pile 1, a mattress layer 2, a gravel layer 3, a foam concrete layer 4 and an asphalt layer 5 in sequence from bottom to top, both sides of the roadbed are also provided with a slope protection, the slope protection comprises a reinforced concrete base beam 6 and a reinforced concrete guard plate 7 arranged on the reinforced concrete base beam 6, the reinforced concrete guard plate 7 is inconsistent with both sides of the roadbed, the slope protection further comprises a foam concrete slope body 8 arranged outside the reinforced concrete guard plate 7, and the outer wall of the foam concrete slope body 8 is of a step structure.
By adopting the technical scheme, the cement soil mixing pile 1 and the mattress layer 2 are used together, so that the pile and the soil bear load together, and the possibility of generating settlement is reduced; the gravel layer 3 is filled below the foam concrete layer 4, so that the use of concrete can be reduced, and the cost is reduced; the foam concrete layer 4 has the advantages of low cost and light weight; the reinforced concrete guard plate 7 is used for increasing the transverse stress strength of the roadbed, so that the structural strength of the whole structure is improved, and the foam concrete slope 8 can further increase the transverse stress strength of the roadbed; the asphalt layer 5 is a surface which improves the capability of the paving aggregate to resist the damage of driving and natural factors to the pavement, so that the pavement is smooth, less in dust, waterproof and durable; during construction, the cement-soil mixing pile 1 and the reinforced concrete base beam 6 are poured in advance, the reinforcement cage in the reinforced concrete base beam 6 is connected with the reinforcement cage in the reinforced concrete guard plate 7, after the cement-soil mixing pile 1 and the reinforced concrete base beam 6 are cured, the reinforced concrete guard plate 7 with partial height can be poured in advance, after the reinforcement cage is cured, the mattress layer 2 and the gravel layer 3 are laid, after the reinforcement cage is connected with the first reinforcing reinforcement mesh 9 and the second reinforcing reinforcement mesh 10 in the reinforced concrete guard plate 7, then the reinforced concrete guard plate 7 with the rest height is poured, after the reinforcement cage is cured, the foam concrete layer 4 is poured, simultaneously, the foam concrete slope 8 can be poured, and after the reinforcement is cured, the asphalt layer 5 is laid.
The utility model discloses further set up to: a plurality of first reinforcing steel bar meshes 9 which are arranged in parallel with the ground are arranged in the foam concrete layer 4, and two sides of each first reinforcing steel bar mesh 9 are respectively connected to the reinforced concrete guard plates 7.
By adopting the technical scheme, the first reinforcing mesh reinforcement 9 is used for improving the transverse tensile resistance of the foamed concrete layer 4 and improving the transverse stress resistance of the reinforced concrete guard plates 7 on two sides.
The utility model discloses further set up to: a plurality of second reinforcing steel bar nets 10 which are arranged in parallel with the ground are arranged in the foam concrete slope body 8, and one side of each second reinforcing steel bar net 10 is connected to the reinforced concrete guard plate 7.
By adopting the technical scheme, the second reinforcing mesh reinforcement 10 is used for improving the transverse tensile resistance of the foam concrete slope 8, so that the overall stress strength is further improved.
The utility model discloses further set up to: and a three-dimensional geonet 11 is laid on the step structure, planting soil is filled in the three-dimensional geonet 11, and the three-dimensional geonet 11 is fixed on the foam concrete slope 8 through an anchor.
By adopting the technical scheme, the three-dimensional geotechnical net 11 is a three-dimensional structure net pad similar to a loofah net, is loose and flexible in texture, leaves 90% of space for filling soil, gravel and fine stones, allows plant roots to pass through the space, enables the plant roots to grow comfortably, tidily and uniformly, and plays a role in fixing soil and keeping ecology, so that the slope protection has an ecological protection effect, and the anchor is used for fixing the three-dimensional geotechnical net 11.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (4)
1. The utility model provides a embankment structure based on foam concrete, includes the road bed, its characterized in that: the roadbed comprises a cement soil stirring pile (1), a mattress layer (2), a gravel layer (3), a foam concrete layer (4) and an asphalt layer (5) from bottom to top in sequence, the two sides of the roadbed are also provided with a slope protection, the slope protection comprises a reinforced concrete base beam (6) and a reinforced concrete guard plate (7) arranged on the reinforced concrete base beam (6), the reinforced concrete guard plate (7) is inconsistent with the two sides of the roadbed, the slope protection also comprises a foam concrete slope body (8) arranged on the outer side of the reinforced concrete guard plate (7), and the outer wall of the foam concrete slope body (8) is of a step structure.
2. A foam concrete based embankment structure according to claim 1, wherein: a plurality of first reinforcing steel bar meshes (9) which are parallel to the ground are arranged in the foam concrete layer (4), and two sides of each first reinforcing steel bar mesh (9) are respectively connected to the reinforced concrete guard plates (7).
3. A foam concrete based embankment structure according to claim 1, wherein: a plurality of second reinforcing steel bar nets (10) which are parallel to the ground are arranged in the foam concrete slope body (8), and one side of each second reinforcing steel bar net (10) is connected to the reinforced concrete guard plate (7).
4. A foam concrete based embankment structure according to claim 1, wherein: the three-dimensional geonet (11) is laid on the step structure, planting soil is filled in the three-dimensional geonet (11), and the three-dimensional geonet (11) is fixed on the foam concrete slope body (8) through anchoring bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920686912.7U CN209975286U (en) | 2019-05-14 | 2019-05-14 | Embankment structure based on foam concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920686912.7U CN209975286U (en) | 2019-05-14 | 2019-05-14 | Embankment structure based on foam concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209975286U true CN209975286U (en) | 2020-01-21 |
Family
ID=69262231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920686912.7U Expired - Fee Related CN209975286U (en) | 2019-05-14 | 2019-05-14 | Embankment structure based on foam concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209975286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395082A (en) * | 2020-03-26 | 2020-07-10 | 中铁二院工程集团有限责任公司 | Light roadbed structure above operation tunnel, design and construction method |
-
2019
- 2019-05-14 CN CN201920686912.7U patent/CN209975286U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395082A (en) * | 2020-03-26 | 2020-07-10 | 中铁二院工程集团有限责任公司 | Light roadbed structure above operation tunnel, design and construction method |
| CN111395082B (en) * | 2020-03-26 | 2021-11-26 | 中铁二院工程集团有限责任公司 | Light roadbed structure above operation tunnel, design and construction method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |