CN214831591U - Use flexible waterproof layer's of receiving silicon closed seepage prevention structure of embankment that soaks - Google Patents
Use flexible waterproof layer's of receiving silicon closed seepage prevention structure of embankment that soaks Download PDFInfo
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- CN214831591U CN214831591U CN202022815854.9U CN202022815854U CN214831591U CN 214831591 U CN214831591 U CN 214831591U CN 202022815854 U CN202022815854 U CN 202022815854U CN 214831591 U CN214831591 U CN 214831591U
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- silicon
- layer
- waterproof layer
- embankment
- laid
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 76
- 239000010703 silicon Substances 0.000 title claims abstract description 76
- 230000002265 prevention Effects 0.000 title claims abstract description 16
- 239000004567 concrete Substances 0.000 claims abstract description 32
- 239000004575 stone Substances 0.000 claims abstract description 27
- 239000004746 geotextile Substances 0.000 claims description 32
- 239000011248 coating agent Substances 0.000 claims description 21
- 238000000576 coating method Methods 0.000 claims description 21
- 239000002210 silicon-based material Substances 0.000 claims description 20
- 239000004744 fabric Substances 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 239000004927 clay Substances 0.000 claims description 13
- 239000004570 mortar (masonry) Substances 0.000 claims description 12
- 239000005543 nano-size silicon particle Substances 0.000 claims description 5
- 239000011378 shotcrete Substances 0.000 claims description 5
- 238000009412 basement excavation Methods 0.000 claims 1
- 239000002689 soil Substances 0.000 abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 20
- 238000010276 construction Methods 0.000 abstract description 17
- 230000008901 benefit Effects 0.000 abstract description 10
- 230000006378 damage Effects 0.000 abstract description 6
- 238000002955 isolation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007921 spray Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 104
- 239000011247 coating layer Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 239000003607 modifier Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000003075 superhydrophobic effect Effects 0.000 description 2
- YCISZOVUHXIOFY-HKXOFBAYSA-N Halopredone acetate Chemical compound C1([C@H](F)C2)=CC(=O)C(Br)=C[C@]1(C)[C@]1(F)[C@@H]2[C@@H]2CC[C@](OC(C)=O)(C(=O)COC(=O)C)[C@@]2(C)C[C@@H]1O YCISZOVUHXIOFY-HKXOFBAYSA-N 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Road Paving Structures (AREA)
Abstract
The utility model relates to a submerged embankment closed type seepage-proofing structure using a flexible silicon-containing waterproof layer, belonging to the technical field of road engineering construction; the flaky structure layer is filled on the excavated embankment, the flaky structure layer is covered with a flexible silicon-containing waterproof layer, a concrete silicon-containing waterproof layer is laid on a side slope of the flexible silicon-containing waterproof layer, and the flexible silicon-containing waterproof layer and the concrete silicon-containing waterproof layer are connected with each other to form a closed anti-seepage structure; the utility model discloses a set up the bottom flexibility on embankment bottom stone structure layer and receive the silicon waterproof layer, set up the side slope spray concrete in embankment side slope and receive the silicon waterproof layer, both cooperate and form closed seepage prevention structure, form a confined water proof seepage prevention structure, the inside cohesive soil nature road bed of protection embankment packs and the isolation between the outside water, avoid cohesive soil to soften under the effect of water and destroy, improve construction speed, reduce and abandon the side and to the destruction of environment, good economic benefits and environmental benefit have.
Description
Technical Field
The utility model relates to an use flexible soakage embankment closed seepage prevention structure who receives silicon waterproof layer belongs to road engineering construction technical field.
Background
When a road embankment is built in a long-term water-retaining region, if embankment filling materials are cohesive soil, the submerged embankment is easy to generate structural damage under the circulation action of traffic load, and the defects of slurry turning, mud pumping, uneven settlement and deformation of the embankment and the like occur. The conventional countermeasures are mainly two types: one is to use sandy soil to replace cohesive soil as roadbed filler, and the other is to use roadbed modifier to improve clay. When sandy soil is lacked along the road, the remote sand transportation is high in cost on one hand, and the environment is damaged due to the abandoned soil on the other hand; when the clay modifier is used for construction, the requirements on construction machinery and construction climate are high, the construction cost is high, and the construction progress is slow. How to reduce the construction cost and improve the construction rate on the premise of ensuring the long-term stability of the submerged embankment is an urgent problem to be solved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem that exists among the background art, the utility model discloses a set up the bottom flexibility on embankment bottom slice stone structure layer and receive the silicon waterproof layer, set up the side slope and spray the concrete and receive the silicon waterproof layer in embankment side slope side, both cooperate and form closed seepage prevention structure, form a confined water proof seepage prevention structure, the inside cohesive soil nature road bed of protection embankment packs and the isolation between the outside water, avoids cohesive soil to soften under the effect of water and destroys. In the closed anti-seepage structure, common cohesive soil, high liquid limit soil and even low-expansibility clay can be used as roadbed filling without replacing and filling or using a soil modifier for improving the roadbed filling, so that the engineering quality is ensured, the engineering cost can be greatly reduced, the construction speed is increased, the abandonment and the damage to the environment are reduced, and good economic benefit and environmental benefit are achieved.
In order to overcome the problem that exists among the background art, for solving above-mentioned problem, the utility model discloses a following technical scheme realizes:
the use flexible closed seepage prevention structure of embankment of receiving silicon waterproof layer that soaks includes that the slice stone structure layer, the bottom flexibility receive silicon waterproof layer, side slope spray concrete and receive the silicon waterproof layer, the slice stone structure layer is filled up on the embankment that excavates, and the flexible silicon waterproof layer that receives that covers on the slice stone structure layer, the flexible silicon waterproof layer that receives side slope of receiving silicon waterproof layer has laid the concrete and has received the silicon waterproof layer, and the flexible silicon waterproof layer that receives and the concrete receives silicon waterproof layer interconnect and form closed seepage prevention structure.
Preferably, the flexible silicon waterproof layer of receiving includes geotechnological cloth one, the clay upper seal layer, geotechnological cloth two, receives silicon material waterproof coating two, geotechnological cloth three, geotechnological cloth one is laid in slice stone structural layer top, and a clay upper seal layer is laid at geotechnological cloth one top, and geotechnological cloth two has been laid at the clay upper seal layer top, and silicon material waterproof coating two has been laid at geotechnological cloth two tops, receives silicon material waterproof coating two tops and has laid geotechnological cloth three.
Preferably, joints of at least 2m are reserved at two ends of the second geotextile, the second geotextile of the reserved part bypasses the end of the second silicon-containing waterproof layer to cover above the second silicon-containing waterproof layer, the third geotextile starts to be laid along the end of the second silicon-containing waterproof layer and is lapped above the second geotextile of the reserved part to form a wrapping structure wrapping the second silicon-containing waterproof coating.
Preferably, the concrete silicon-containing waterproof layer comprises an anchor rod, a reinforcing mesh concrete filling layer, a mortar leveling layer and a silicon-containing waterproof coating layer I, wherein the anchor rod is uniformly arranged on a side slope, the reinforcing mesh concrete filling layer covering the side slope is paved at the end part of the anchor rod, the mortar leveling layer is paved on the surface of the reinforcing mesh concrete filling layer, and the silicon-containing waterproof coating layer I is paved on the mortar leveling layer.
The utility model has the advantages that:
the utility model discloses a set up the bottom flexibility on embankment bottom stone structure layer and receive the silicon waterproof layer, set up the side slope spray concrete in embankment side slope and receive the silicon waterproof layer, both cooperate and form closed seepage prevention structure, form a confined water proof seepage prevention structure, the inside cohesive soil nature road bed of protection embankment packs and the isolation between the outside water, avoids cohesive soil to soften under the effect of water and destroys. In the closed anti-seepage structure, common cohesive soil, high liquid limit soil and even low-expansibility clay can be used as roadbed filling without replacing and filling or using a soil modifier for improving the roadbed filling, so that the engineering quality is ensured, the engineering cost can be greatly reduced, the construction speed is increased, the abandonment and the damage to the environment are reduced, and good economic benefit and environmental benefit are achieved.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of a slope sprayed concrete nano-silicon waterproof layer structure;
FIG. 3 is a schematic structural diagram of a flexible nano-silicon waterproof layer;
fig. 4 is a schematic view of a corner lap joint structure.
The reference numbers in the figures are: 1-a rubble structure layer, 2-a soil ground, 3-a flexible silicon-containing waterproof layer, 4-a highest water level line of water immersion, 5-an anchor rod, 6-a concrete silicon-containing waterproof layer, 7-a reinforcing mesh concrete filling layer, 8-a mortar leveling layer, 9-a silicon-containing material waterproof coating layer I, 10-a geotextile I, 11-a cohesive soil upper sealing layer, 12-a geotextile II, 13-a silicon-containing material waterproof coating layer II, 14-a geotextile III and 15-a corner lap joint structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following will explain in detail a preferred embodiment of the present invention with reference to the accompanying drawings to facilitate understanding of the skilled person.
As shown in fig. 1-4, the closed seepage-proofing structure of the submerged embankment using the flexible silicon-containing waterproof layer 3 comprises a sheet-stone structure layer 1, a flexible silicon-containing waterproof layer 3 at the bottom and a side slope sprayed with concrete silicon-containing waterproof layers 6, wherein the sheet-stone structure layer 1 is filled on the excavated embankment, the flexible silicon-containing waterproof layer 3 is covered on the sheet-stone structure layer 1, the concrete silicon-containing waterproof layer 6 is laid on the side slope of the flexible silicon-containing waterproof layer 3, the flexible silicon-containing waterproof layer 3 and the concrete silicon-containing waterproof layer 6 are connected with each other to form a closed seepage-proofing structure, the closed seepage-proofing structure is formed by matching the sheet-stone structure layer 1 and the concrete silicon-containing waterproof layer 6, the isolation between the cohesive soil roadbed filler inside the embankment and the external water body is protected, and the softening damage of the cohesive soil under the action of water is avoided. In the specific construction process of the flaky stone structure layer 1, firstly, 2-30 cm thick original soil ground is dug, 1-40 cm thick flaky stone structure layers are filled, the flaky stone structure layer 1 is filled in two layers, each layer is 20 layers thick, sand and pebbles are filled in gaps of the flaky stone structure layer 1, after the flaky stone structure layer 1 is compacted, fine sand is used for leveling, and the leveled flaky stone structure layer 1 is 10cm higher than the original ground.
The flexible silicon-containing waterproof layer 3 comprises a first geotextile 10, a cohesive soil upper seal layer 11, a second geotextile 12, a silicon-containing material waterproof coating layer two 13 and a third geotextile 14, wherein the first geotextile 10 is laid on the top of the sheet stone structure layer 1 and is mainly used for forming a flexible interface between the cohesive soil and the sheet stone structure to prevent the cohesive soil from being embedded between the sheets, the cohesive soil upper seal layer 11 is laid on the top of the first geotextile 10 and is used for forming a flexible support below the silicon-containing coating layer to avoid cracking of the silicon-containing coating layer caused by the non-uniform sheet stone structure layer 1 under the action of upper load, the second geotextile 12 is laid on the top of the cohesive soil upper seal layer 11 and is used for forming a wrapping layer of the cohesive soil upper seal layer 11 together with the first geotextile 10 to avoid softening and damaging the clay layer under the action of water on the one hand and is used as an attachment of the silicon-containing material waterproof coating layer two 13 on the other hand, and a second silicon material receiving waterproof coating 13 is laid on the top of the second geotextile 12, a compact waterproof layer is formed on the second silicon material receiving waterproof coating 13 on the second geotextile 12, a third geotextile 14 is laid on the top of the second silicon material receiving waterproof coating 13, and the third geotextile 14 has the main function of protecting the second silicon material receiving waterproof coating 13 and preventing the second silicon material receiving waterproof coating 13 from being punctured by foreign matters in the roadbed filling process. In the specific construction process, after compaction construction of the flaky stone structure layer 1 is completed, a layer of geotextile I10 is laid on the top surface of the flaky stone structure layer 1, a cohesive soil upper sealing layer 11 with the thickness of 20cm is laid above the geotextile I10, the cohesive soil is compacted and leveled when the moisture content of the cohesive soil is optimal, a geotextile II 12 is laid above the cohesive soil upper sealing layer 11, a silicon-containing waterproof layer II is coated on the geotextile II 12, the thickness of the silicon-containing waterproof layer II is 3-5mm, and after the silicon-containing waterproof layer II is dried completely, a geotextile III 14 is laid.
At least 2m joints are reserved at two ends of the second geotextile 12, the second geotextile 12 of the reserved part bypasses the end covering of the second silicon waterproof layer and is covered above the second silicon waterproof layer, the third geotextile 14 starts to be laid along the end part of the second silicon waterproof layer and is lapped above the second geotextile 12 of the reserved part to form an edge covering structure, the second silicon material waterproof coating 13 is wrapped inside the two geotextiles, and the water-proof and seepage-proof effects at the corner joints are ensured.
And (3) filling a clay roadbed on the upper part of the flexible silicon-containing waterproof layer 3 layer by layer according to the standard requirement, compacting the roadbed by adopting a smooth wheel road roller, and not adopting an impact roller to compact until the height of the embankment is designed.
The concrete is received silicon waterproof layer 6 and is included stock 5, reinforcing bar net concrete filling layer 7, mortar screed-coat 8, is received silicon material waterproof coating 9, 5 evenly beat of stock are established on the side slope, and 5 tip of stock have been laid the reinforcing bar net concrete filling layer 7 that covers the side slope, and mortar screed-coat 8 is laid on reinforcing bar net concrete filling layer 7 surface, and mortar screed-coat 8 upper berth is equipped with and is received silicon material waterproof coating 9. After the roadbed is filled, the shape of the side slope is finished, the flexible silicon-containing waterproof layer 3 is prevented from being damaged, an anchor rod 5 with the length of 1-1.5m is arranged on the side slope, a reinforcing mesh is laid at the end part of the anchor rod 5, sprayed concrete with the thickness of 5-8cm is sprayed to form a reinforcing mesh concrete filling layer 7, the reinforcing mesh concrete filling layer 7 forms a stable protective layer on the surface of the side slope of the embankment, and the application range of the reinforcing mesh sprayed concrete is 41m higher than the highest water level of water immersion.
In the specific construction process, after the reinforcing mesh concrete filling layer 7 is constructed and the strength is formed, a mortar leveling layer 8 is constructed on sprayed concrete to form a smooth and flat slope surface to provide a smooth painting surface for a silicon-containing waterproof layer, a silicon-containing material waterproof coating layer 9 is constructed after the mortar leveling layer 8 is dried completely, the super-hydrophobic characteristic of the silicon-containing material is utilized to play a role in seepage prevention, an isolation layer is formed between a soil roadbed and water, and the silicon-containing material is a super-hydrophobic material and not only has good waterproof performance, but also has good corrosion resistance.
The utility model discloses a set up the bottom flexibility on embankment bottom stone structure layer and receive the silicon waterproof layer, set up the side slope spray concrete in embankment side slope and receive the silicon waterproof layer, both cooperate and form closed seepage prevention structure, form a confined water proof seepage prevention structure, the inside cohesive soil nature road bed of protection embankment packs and the isolation between the outside water, avoids cohesive soil to soften under the effect of water and destroys. In the closed anti-seepage structure, common cohesive soil, high liquid limit soil and even low-expansibility clay can be used as roadbed filling without replacing and filling or using a soil modifier for improving the roadbed filling, so that the engineering quality is ensured, the engineering cost can be greatly reduced, the construction speed is increased, the abandonment and the damage to the environment are reduced, and good economic benefit and environmental benefit are achieved.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides an use flexible closed seepage-proofing structure of embankment that soaks that receives silicon waterproof layer which characterized in that: the use flexible closed seepage prevention structure of embankment that soaks of receiving silicon waterproof layer includes that slice stone structure layer (1), bottom flexibility receive silicon waterproof layer (3), side slope shotcrete and receive silicon waterproof layer (6), slice stone structure layer (1) is filled on the embankment that the excavation is good, and the flexibility that has covered on slice stone structure layer (1) receives silicon waterproof layer (3), and the flexibility is received silicon waterproof layer (3) side slope and has been laid the concrete and is received silicon waterproof layer (6), and the flexibility is received silicon waterproof layer (3) and concrete and is received silicon waterproof layer (6) interconnect and form closed seepage prevention structure.
2. The closed seepage-proofing structure of a submerged embankment using a flexible nano-silicon waterproof layer according to claim 1, wherein: the flexible silicon waterproof layer (3) of receiving includes that geotechnological cloth (10), clay go up back cover (11), geotechnological cloth two (12), receive silicon material waterproof coating two (13), geotechnological cloth three (14), geotechnological cloth (10) are laid in slice stone structural layer (1) top, and geotechnological cloth (10) top has been laid and has been gone up back cover (11) on the clay, and geotechnological cloth two (12) have been laid at back cover (11) top on the clay, and silicon material waterproof coating two (13) have been laid at geotechnological cloth two (12) top, have been laid geotechnological cloth three (14) at silicon material waterproof coating two (13) top.
3. The closed seepage-proofing structure of a submerged embankment using a flexible nano-silicon waterproof layer according to claim 2, wherein: joints of at least 2m are reserved at two ends of the second geotextile (12), the second geotextile (12) of the reserved part is covered above the second silicon material receiving waterproof coating (13) by bypassing the end of the second silicon material receiving waterproof coating (13), the third geotextile (14) is laid along the end part of the second silicon material receiving waterproof coating (13), and is overlapped above the second geotextile (12) of the reserved part to form a bound edge structure wrapping the second silicon material receiving waterproof coating (13).
4. The closed seepage-proofing structure of a submerged embankment using a flexible nano-silicon waterproof layer according to claim 1 or 3, wherein: concrete is received silicon waterproof layer (6) and is included stock (5), reinforcing bar net concrete filling layer (7), mortar screed-coat (8), is received silicon material waterproof coating one (9), stock (5) are evenly beaten and are established on the side slope, and reinforcing bar net concrete filling layer (7) that cover the side slope are laid to stock (5) tip, and mortar screed-coat (8) are laid to reinforcing bar net concrete filling layer (7) surface, and mortar screed-coat (8) upper berth is equipped with and is received silicon material waterproof coating one (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022815854.9U CN214831591U (en) | 2020-11-30 | 2020-11-30 | Use flexible waterproof layer's of receiving silicon closed seepage prevention structure of embankment that soaks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022815854.9U CN214831591U (en) | 2020-11-30 | 2020-11-30 | Use flexible waterproof layer's of receiving silicon closed seepage prevention structure of embankment that soaks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214831591U true CN214831591U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022815854.9U Expired - Fee Related CN214831591U (en) | 2020-11-30 | 2020-11-30 | Use flexible waterproof layer's of receiving silicon closed seepage prevention structure of embankment that soaks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214831591U (en) |
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2020
- 2020-11-30 CN CN202022815854.9U patent/CN214831591U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |
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