CN221218346U - Road subgrade construction structure - Google Patents
Road subgrade construction structure Download PDFInfo
- Publication number
- CN221218346U CN221218346U CN202322879420.9U CN202322879420U CN221218346U CN 221218346 U CN221218346 U CN 221218346U CN 202322879420 U CN202322879420 U CN 202322879420U CN 221218346 U CN221218346 U CN 221218346U
- Authority
- CN
- China
- Prior art keywords
- drainage
- roadbed
- slope protection
- rainwater
- construction structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000010276 construction Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims description 11
- 239000004576 sand Substances 0.000 claims description 9
- 239000004575 stone Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000012535 impurity Substances 0.000 abstract description 10
- 239000002689 soil Substances 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009412 basement excavation 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
- 238000005096 rolling process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The utility model belongs to the field of roadbed construction, in particular to a roadbed construction structure, which aims at the problems that in the use process of the existing roadbed, drainage channels are usually arranged on two sides of the roadbed for draining rainwater, impurities in water easily enter the drainage channels when the rainwater is drained above the roadbed, and the drainage channels are blocked, and the roadbed construction structure comprises the roadbed, triangular slope protection arranged on two sides of the roadbed and the drainage channels respectively arranged on one side of the slope protection, wherein a filtering component for filtering the rainwater is arranged between the slope protection and the drainage channels; the filter assembly comprises the vertical plate, when rainwater flows down on the roadbed, the rainwater is discharged into the drainage canal through the drainage pipe after being filtered, so that the soil impurities are reduced to enter the drainage canal, the blockage of the drainage canal is avoided, the cleaning times of the drainage canal are reduced, meanwhile, the rainwater leaks downwards along the slope protection, and when the rainwater passes through the drainage pipe, the rainwater enters the drainage canal through the drainage pipe, the drying of the slope protection is maintained, and the use effect of the slope protection is improved.
Description
Technical Field
The utility model relates to the technical field of roadbed construction, in particular to a roadbed construction structure.
Background
The roadbed is a foundation of a track or a road surface and is a geotechnical structure formed by excavation or filling. The main function of the roadbed is to provide necessary conditions for track or road pavement and train or driving operation, bear static load and dynamic load of track and rolling stock or road surface and traffic load, simultaneously transmit and diffuse load to the foundation depths, and the roadbed is provided with drainage channels for draining rainwater in use generally on both sides, and when draining rainwater above the roadbed, impurities in water easily enter the drainage channels to cause blockage of the drainage channels, therefore, the roadbed construction structure is provided.
Disclosure of utility model
The utility model aims to solve the defects that in the prior art, drainage channels are usually arranged on two sides of a roadbed for draining rainwater in the using process, and impurities in water easily enter the drainage channels to cause blockage of the drainage channels when the rainwater is drained above the roadbed.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The construction structure of the road subgrade comprises the subgrade, triangular revetments arranged on two sides of the subgrade and drainage channels respectively arranged on one side of the revetments, wherein a filtering component for filtering rainwater is arranged between the revetments and the drainage channels;
The filter component comprises a vertical plate, wherein the vertical plate is fixed on one side of a slope protection and positioned between the slope protection and a drainage canal, a leakage layer is arranged on one side of the vertical plate, the leakage layer is paved on the surface of the bottom of the slope protection, a gravel layer is paved on the surface of the leakage layer, a coarse sand layer is paved on the surface of the gravel layer, a plurality of penetrating drainage pipes are fixed on one side of the vertical plate, one end of each drainage pipe is positioned above the drainage canal, and the other end of each drainage pipe is positioned in the leakage layer.
As a still further scheme of the utility model, a plurality of drainage pipelines which are obliquely arranged are embedded in the slope protection, and the bottom ends of the drainage pipelines penetrate through the vertical plates and the drainage channels.
As a still further scheme of the utility model, the drainage pipeline comprises a water seepage pipe and a mud blocking net, wherein the mud blocking net is sleeved on the circumference of the water seepage pipe, and a plurality of penetrating water seepage holes are formed in the circumference of the water seepage pipe.
As a still further aspect of the present utility model, a grid net for blocking foreign matters is provided at the top of the drainage channel.
As a still further scheme of the utility model, a plurality of slope stones are laid on the surface of the slope protection, and a plurality of penetrating holes are formed on the surface of the slope stones.
As a still further proposal of the utility model, one end of the drain pipe is sleeved with a net sleeve which is positioned in the leakage layer.
In the application, when the roadbed surface is drained in rainy days, rainwater is drained onto the slope protection along the roadbed surface, then the rainwater falls on the coarse sand layer along the slope protection, and then the rainwater is drained into the drainage channel through the drainage pipe after being filtered by the coarse sand layer, the gravel layer and the seepage layer in sequence, so that soil impurities are reduced and enter the drainage channel, the drainage channel is prevented from being blocked, meanwhile, part of the rainwater leaks downwards along the slope protection, and when the rainwater passes through the drainage pipe, the rainwater enters the drainage channel through the drainage pipe, and the dryness of the slope protection is kept.
According to the road subgrade construction structure, the leakage layer, the gravel layer and the coarse sand layer are arranged between the vertical plates and the slope protection, so that when rainwater flows down on the subgrade, the rainwater is filtered and then discharged into the drainage channel through the drain pipe, soil impurities are reduced from entering the drainage channel, the drainage channel is prevented from being blocked, and the cleaning times of the drainage channel are reduced;
According to the road subgrade construction structure, the drainage pipeline is arranged in the revetment, so that rainwater leaks downwards along the revetment, and when the rainwater passes through the drainage pipeline, the rainwater enters the drainage channel through the drainage pipeline, so that the revetment is kept dry, and the use effect of the revetment is improved;
According to the utility model, when rainwater flows down on the roadbed, the rainwater is discharged into the drainage channel through the drainage pipe after being filtered, so that the entry of soil impurities into the drainage channel is reduced, the blockage of the drainage channel is avoided, the cleaning times of the drainage channel are reduced, meanwhile, the rainwater leaks downwards along the slope protection, and when the rainwater passes through the drainage pipe, the rainwater enters into the drainage channel through the drainage pipe, so that the drying of the slope protection is maintained, and the use effect of the slope protection is improved.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of a construction structure of a roadbed of a road according to the present utility model;
fig. 2 is a schematic diagram of a cross-sectional structure of a slope protection of a road subgrade construction structure according to the present utility model;
Fig. 3 is a schematic diagram of a drainage pipeline of a road subgrade construction structure according to the present utility model.
In the figure: 1. roadbed; 2. slope protection; 3. a vertical plate; 4. a leakage layer; 5. a crushed stone layer; 6. coarse sand layer; 7. a drainage canal; 8. a drain pipe; 9. a net cover; 10. a drainage pipe; 11. slope stone; 12. a grid mesh; 13. a water seepage pipe; 14. water seepage holes; 15. a mud-stopping net.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to fig. 1 to 3, a road subgrade construction structure includes: the device comprises a roadbed 1, triangular slope protection 2 arranged on two sides of the roadbed 1 and drainage channels 7 respectively arranged on one side of the slope protection 2, wherein the surface of the roadbed 1 is obliquely arranged, drainage is facilitated, and a filtering component for filtering rainwater is arranged between the slope protection 2 and the drainage channels 7;
The filtering component comprises a vertical plate 3, the vertical plate 3 is fixed on one side of the slope protection 2 and is located between the slope protection 2 and the drainage canal 7, a leakage layer 4 is arranged on one side of the vertical plate 3, the leakage layer 4 is paved on the surface of the bottom of the slope protection 2, a gravel layer 5 is paved on the surface of the leakage layer 4, a coarse sand layer 6 is paved on the surface of the gravel layer 5, a plurality of penetrating drainage pipes 8 are fixed on one side of the vertical plate 3, one end of each drainage pipe 8 is located above the drainage canal 7, the other end of each drainage pipe 8 is located in the leakage layer 4, rainwater falls on the coarse sand layer 6 along the slope protection 2, and then is discharged into the drainage canal 7 through the drainage pipes 8 after being filtered by the coarse sand layer 6, the gravel layer 5 and the leakage layer 4 in sequence, so that soil impurities are reduced and enter the drainage canal 7 to avoid blockage of the drainage canal 7.
Example 2
Referring to fig. 1-3, an improvement over embodiment 1,
Referring to fig. 2, a plurality of inclined drainage pipelines 10 are embedded in the slope protection 2, the bottom ends of the drainage pipelines 10 penetrate through the vertical plates 3 and the drainage channels 7, water in the slope protection 2 is conveniently discharged through the drainage pipelines 10, the drainage pipelines 10 comprise a water seepage pipe 13 and a mud blocking net 15, the mud blocking net 15 is sleeved on the circumference of the water seepage pipe 13, a plurality of penetrating water seepage holes 14 are formed in the circumference of the water seepage pipe 13, and the mud blocking net 15 is used for blocking soil and reducing the entry of the soil into the water seepage pipe 13.
Referring to fig. 2, a grill net 12 for blocking foreign matters is provided at the top of the drain channel 7, and foreign matters of impurities are prevented from entering the drain channel 7 by the grill net 12.
Referring to fig. 2, a plurality of slope stones 11 are laid on the surface of the slope protection 2, a plurality of penetrating perforations are formed on the surface of the slope stones 11, and the slope stones 11 are used for protecting the slope protection 2.
Referring to fig. 2, one end of the drain pipe 8 is sleeved with a mesh sleeve 9, the mesh sleeve 9 is positioned in the seepage layer 4, and the mesh sleeve 9 further prevents impurities from entering the drain pipe 8.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a road roadbed construction structure, includes roadbed (1), sets up slope protection (2) of triangle form in roadbed (1) both sides and sets up drainage canal (7) in slope protection (2) one side respectively, its characterized in that, all be equipped with the filter component to rainwater filtration usefulness between slope protection (2) and drainage canal (7);
The utility model provides a filtering component, including riser (3), riser (3) are fixed in one side of bank protection (2) and are located between bank protection (2) and water drainage canal (7), one side of riser (3) is equipped with seepage layer (4), and the surface in bank protection (2) bottom is laid in seepage layer (4), gravel layer (5) have been laid on the surface of seepage layer (4), coarse sand layer (6) have been laid on the surface of gravel layer (5), one side of riser (3) is fixed with a plurality of drain pipes (8) that run through, and the one end of drain pipe (8) is located the top of water drainage canal (7), the other end of drain pipe (8) is located seepage layer (4).
2. The roadbed construction structure according to claim 1, wherein a plurality of drainage pipelines (10) which are obliquely arranged are embedded in the slope protection (2), and the bottom ends of the drainage pipelines (10) penetrate through the vertical plates (3) and the drainage channels (7).
3. The road subgrade construction structure according to claim 2, characterized in that said drainage pipe (10) comprises a water seepage pipe (13) and a mud blocking net (15), said mud blocking net (15) is sleeved on the circumference of said water seepage pipe (13), and a plurality of penetrating water seepage holes (14) are provided on the circumference of said water seepage pipe (13).
4. A road subgrade construction structure as claimed in any one of claims 1 to 3, characterized in that the top of said drainage channel (7) is provided with a grid mesh (12) for blocking foreign matter.
5. A road subgrade construction structure as claimed in any one of claims 1 to 3, characterized in that a plurality of hillside stones (11) are laid on the surface of said slope protection (2), and a plurality of penetrating perforations are provided on the surface of the hillside stones (11).
6. The roadbed construction structure according to claim 1, wherein one end of the drain pipe (8) is sleeved with a net sleeve (9), and the net sleeve (9) is located in the seepage layer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322879420.9U CN221218346U (en) | 2023-10-26 | 2023-10-26 | Road subgrade construction structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322879420.9U CN221218346U (en) | 2023-10-26 | 2023-10-26 | Road subgrade construction structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221218346U true CN221218346U (en) | 2024-06-25 |
Family
ID=91545125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322879420.9U Active CN221218346U (en) | 2023-10-26 | 2023-10-26 | Road subgrade construction structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221218346U (en) |
-
2023
- 2023-10-26 CN CN202322879420.9U patent/CN221218346U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |