CN203768921U - Water-resisting and ventilating type protecting structure for roadbed slope - Google Patents
Water-resisting and ventilating type protecting structure for roadbed slope Download PDFInfo
- Publication number
- CN203768921U CN203768921U CN201420157666.3U CN201420157666U CN203768921U CN 203768921 U CN203768921 U CN 203768921U CN 201420157666 U CN201420157666 U CN 201420157666U CN 203768921 U CN203768921 U CN 203768921U
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- China
- Prior art keywords
- slope
- roadbed
- slope protection
- water
- protection board
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 1
- 230000003628 erosive effect Effects 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 15
- 239000002689 soil Substances 0.000 description 9
- 238000004078 waterproofing Methods 0.000 description 5
- 239000002344 surface layer Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Abstract
本实用新型公开了一种路基边坡阻水通风式防护结构，包括设置在路基边坡上的多个护坡板，多个护坡板在路基边坡上呈多层布设且均沿路基的纵向延伸，上层护坡板远离路基边坡的一侧边延伸至下层护坡板上方，顶层护坡板靠近路基边坡的一侧边与路肩抵接连接，多个护坡板远离路基边坡的一侧边均向下倾斜，多个护坡板的下方均设置有多个间隔布设的第一支架，第一支架的上端与上层护坡板远离路基边坡的一侧底部相连接，第一支架的中部与下层护坡板相连接。该防护结构在不影响路基通风的情况下，能够有效阻止降雨从路基边坡渗入路基的内部，避免冻土地基和黄土地基受水的侵蚀，从而保护冻土地基和黄土地基的稳定性。
The utility model discloses a roadbed side slope water-blocking and ventilating protection structure, which comprises a plurality of slope protection boards arranged on the roadbed side slope. , the side of the upper slope protection board away from the roadbed slope extends to the top of the lower slope protection board, the side of the top slope protection board close to the roadbed slope is in contact with the road shoulder, and the sides of multiple slope protection boards away from the roadbed slope are all aligned Downward slope, a plurality of first brackets arranged at intervals are arranged under a plurality of slope protection boards, the upper end of the first bracket is connected with the bottom of the side of the upper slope protection board away from the side slope of the roadbed, the middle part of the first bracket is connected with the lower slope protection board connected. Without affecting the ventilation of the roadbed, the protection structure can effectively prevent rainfall from seeping into the interior of the roadbed from the side slope of the roadbed, avoid water erosion of the frozen ground and the loess foundation, and thus protect the stability of the frozen ground and the loess foundation.
Description
Technical field
The utility model relates to a kind of roadbed side slope safeguard structure, particularly relates to a kind of roadbed side slope ventilated type safeguard structure that blocks water.
Background technology
Permafrost Area distributes more in China, the thaw collapse of highway, railway bed bottom frozen soil is the principal element that causes subgrade stability deficiency.For example: Qinghai-Tibet Railway Golmud to Lhasa section will be passed through Permafrost Area 632km, wherein 237km in high temperature Permafrost Area (annual mean ground temperature >=-1 DEG C).Therefore,, for cold district road, all severe Frozen soil problems will be faced.
Assemble for fear of cold district road frozen soil section roadbed internal heat, technician adopts piece stone filling roadbed, roadbed both sides ventilate and convection action can be taken away the heat in roadbed, thereby avoid roadbed bottom frozen soil generation thaw collapse, and this ventilated embankment has been obtained good achievement in Permafrost Area.But rock-filling embankment side slope space is large, rainfall, snow-broth can be entered roadbed inside and be infiltrated frozen soil layer by the huge hole of side slope, cause frozen soil to melt and roadbed frost heave.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, and a kind of roadbed side slope ventilated type safeguard structure that blocks water is provided.This safeguard structure, in the situation that not affecting roadbed and ventilating, can effectively stop rainfall to infiltrate the inside of roadbed from roadbed side slope, avoids frozen soil foundation and loess foundation to be subject to the erosion of water, thus the stability of protection of permafrost ground and loess foundation.
For achieving the above object, the technical solution adopted in the utility model is: the roadbed side slope ventilated type safeguard structure that blocks water, it is characterized in that: comprise the multiple Slope protection plates that are arranged on roadbed side slope, multiple described Slope protection plates are on roadbed side slope that multilayer is laid and all along the longitudinal extension of roadbed, upper strata Slope protection plate extends to lower floor's Slope protection plate top away from a side of roadbed side slope, top layer Slope protection plate is connected with curb butt near a side of roadbed side slope, multiple described Slope protection plates are all downward-sloping away from a side of roadbed side slope, the below of multiple described Slope protection plates is provided with the first support that lay at multiple intervals, the upper end of described the first support is connected away from a side bottom of roadbed side slope with upper strata Slope protection plate, the middle part of described the first support is connected with lower floor Slope protection plate.
The above-mentioned roadbed side slope ventilated type safeguard structure that blocks water, is characterized in that: described curb edge is provided with flange, is provided with the groove stretching into for top layer Slope protection plate one side on described flange outer sides limit.
The above-mentioned roadbed side slope ventilated type safeguard structure that blocks water, is characterized in that: between the basic unit on described roadbed and Sub-sealing Course, be provided with the waterproofing geomembrane for the water that infiltrates Sub-sealing Course being guided to roadbed side slope.
The above-mentioned roadbed side slope ventilated type safeguard structure that blocks water, is characterized in that: the upper end of described the first support is hinged with the first brace table being connected with upper strata Slope protection plate; The middle part of described the first support is provided with multiple the second brace tables for being connected with lower floor Slope protection plate, and multiple described the second brace tables are laid along the short transverse interval of the first support.
The above-mentioned roadbed side slope ventilated type safeguard structure that blocks water, it is characterized in that: the below of top layer Slope protection plate and be provided with the second support that lay at multiple intervals between the first support and curb, the upper end of described the second support is connected with top layer Slope protection plate by the 3rd brace table, and described the 3rd brace table is hinged on the second support.
The above-mentioned roadbed side slope ventilated type safeguard structure that blocks water, is characterized in that: described Slope protection plate is corrugated sheet.
The above-mentioned roadbed side slope ventilated type safeguard structure that blocks water, is characterized in that: the angle between described Slope protection plate and horizontal plane is 10 °～20 °.
The utility model compared with prior art has the following advantages:
1, of the present utility model simple in structure, rationally novel in design, easy to installation and maintenance.
2, the utility model, by curb flange is set, can effectively avoid water to infiltrate in roadbed from the gap between top layer Slope protection plate and roadbed side slope.
3, the utility model can be according to slope gradient, the conveniently adjusted Slope protection plate gradient of guiding drainability, to adapt to the needs of different occasions.
4, the utility model can ensure the performance of ventilating of Frozen Ground Area piece stone ventilated embankment, and the simple and effective water of avoiding flows into roadbed from side slope; The below of roadbed Sub-sealing Course is provided with waterproofing geomembrane, and a small amount of water of infiltration also can be got rid of from road camber, and then flows out roadbed scope along Slope protection plate.
5, Slope protection plate described in the utility model is corrugated sheet.It can well guide water to flow in gutter, has strengthened drainage efficiency, has improved drainage efficiency; And between two Slope protection plates, lap-joint also can not leak on roadbed side slope without encapsulation process.
6, side slope protection engineering when the utility model is applied on loess subgrade, can effectively prevent the rainy season precipitation roadbed side slope that destroys by rush of water, in loess subgrade engineering, also can between Slope protection plate lower space, in soil, plant and climb wall class plant, not only firm side slope, can also take into account and beautify road both sides landscape, increase vegetation coverage.
In sum, the utility model is simple in structure, and rationally novel in design, functional reliability is high, long service life, and result of use is good, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is A place enlarged drawing in Fig. 1.
Fig. 3 is the annexation schematic diagram of the utility model Slope protection plate and the first support.
Description of reference numerals:
1-roadbed; 2-surface layer; 3-basic unit;
4-curb; 4-1-flange; 4-2-groove;
5-Sub-sealing Course; 6-waterproofing geomembrane; 7-Slope protection plate;
The 8-the second support; The 9-the first support; 9-1-the first brace table;
9-2-the second brace table; 10-gutter; 11-roadbed side slope.
Detailed description of the invention
As Fig. 1, a kind of roadbed side slope shown in Fig. 2 and Fig. 3 ventilated type safeguard structure that blocks water, comprise the multiple Slope protection plates 7 that are arranged on roadbed side slope 11, multiple described Slope protection plates 7 are on roadbed side slope 11 that multilayer is laid and all along the longitudinal extension of roadbed 1, upper strata Slope protection plate 7 extends to lower floor's Slope protection plate 7 tops away from a side of roadbed side slope 11, top layer Slope protection plate 7 is connected with curb 4 butts near a side of roadbed side slope 11, multiple described Slope protection plates 7 are all downward-sloping away from a side of roadbed side slope 11, the below of multiple described Slope protection plates 7 is provided with the first support 9 that lay at multiple intervals, the upper end of described the first support 9 is connected away from a side bottom of roadbed side slope 11 with upper strata Slope protection plate 7, the middle part of described the first support 9 is connected with lower floor Slope protection plate 7.In the present embodiment, the angle α between described Slope protection plate 7 and horizontal plane is 10 °～20 °.Preferred way is that the angle α between described Slope protection plate 7 and horizontal plane is 10 °.
In the present embodiment; by being set, multilayer Slope protection plate 7 water on road surface or the rainwater dropping on Slope protection plate 7 successively can be guided in the gutter 10 of roadbed 1 one sides; stop rainfall to infiltrate the inside of roadbed 1 from roadbed side slope 11; space between the first support 9 of Slope protection plate 7 spaces, below can effectively guide to wind in roadbed 1; can not affect the ventilation of roadbed 1; in addition; also there is the function of blocking solar radiant heat; avoid roadbed 1 to absorb heat and then temperature rising, effectively protected frozen soil section roadbed and loess foundation.
In the present embodiment, described Slope protection plate 7 can be made the light Slope protection plate of prefabricated sheet asbestos or other materials as required, for example white, and light Slope protection plate, to the absorption of sun heat radiation is weak, reflection is stronger, can to a certain degree stop roadbed 1 internal heat to raise.
As shown in Figure 2, described curb 4 edges are provided with flange 4-1, are provided with the groove 4-2 stretching into for top layer Slope protection plate 7 one sides in described flange 4-1 outer side edges.By flange 4-1 and groove 4-2 are set, the water on roadbed 1 surface layer 2 is directly dropped on top layer Slope protection plate 7, avoid the water on described surface layer 2 to drop on roadbed side slope 11.And can effectively avoid water to infiltrate in roadbed 1 from the gap between top layer Slope protection plate 7 and roadbed side slope 11.
As depicted in figs. 1 and 2, between the basic unit 3 on described roadbed 1 and Sub-sealing Course 5, be provided with the waterproofing geomembrane 6 for the water that infiltrates Sub-sealing Course 5 being guided to roadbed side slope 11.By waterproofing geomembrane 6 is set, can effectively the water that penetrates into Sub-sealing Course 5 from panel 2 be guided to roadbed side slope 11, and then drain, avoid water to enter that roadbed 1 is interior to be damaged roadbed 1.
As shown in Figure 3, described Slope protection plate 7 is corrugated sheet.Can well guide water to flow in gutter 10, strengthen drainage efficiency, improve drainage effect.Levels corrugated sheet 2 when overlap joint just interlock live, easy for installation, and interlock place can not produce gap and causes precipitation to flow to roadbed 1.
As shown in figures 1 and 3, the upper end of described the first support 9 is hinged with the first brace table 9-1 being connected with upper strata Slope protection plate 7; The middle part of described the first support 9 is provided with multiple the second brace table 9-2 for being connected with lower floor Slope protection plate 7, and multiple described the second brace table 9-2 lay along the short transverse interval of the first support 9.By hinged the first brace table 9-1 in the upper end at the first support 9, can adjust the angle of inclination of Slope protection plate 7, to adapt to ratio of slope, the guiding drainability of roadbed side slope 11.When after the angle adjustment of Slope protection plate 7, a side of Slope protection plate 7 can select the second different brace table 9-2 to carry out bolt connection.In the present embodiment, three of the quantity of the second brace table 9-2, the second brace table 9-2 of minimum next stage becomes 10 degree angles with horizontal plane, the second brace table 9-2 of middle one-level becomes 15 degree angles with horizontal plane, and topmost the second brace table 9-2 of one-level is horizontal by 20 degree angles.
As shown in Figure 2, the below of top layer Slope protection plate 7 and be provided with the second support 8 that lay at multiple intervals between the first support 9 and curb 4, the upper end of described the second support 8 is connected with top layer Slope protection plate 7 by the 3rd brace table 8-1, and described the 3rd brace table 8-1 is hinged on the second support 8.By being hinged on the 3rd brace table 8-1 on the second support 8, can ensure that, when top layer Slope protection plate 7 is after angle adjustment, top layer Slope protection plate 7 and the 3rd brace table 8-1 rotate around the second support 8, change with the angle that adapts to top layer Slope protection plate 7.Described the first support 9 and the second support 8 are all imbedded roadbed side slope 11 along vertical.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification, change and equivalent structure transformation of above embodiment being done according to the utility model technical spirit, all still belongs in the protection domain of technical solutions of the utility model.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420157666.3U CN203768921U (en) | 2014-03-29 | 2014-03-29 | Water-resisting and ventilating type protecting structure for roadbed slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420157666.3U CN203768921U (en) | 2014-03-29 | 2014-03-29 | Water-resisting and ventilating type protecting structure for roadbed slope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203768921U true CN203768921U (en) | 2014-08-13 |
Family
ID=51286128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420157666.3U Expired - Fee Related CN203768921U (en) | 2014-03-29 | 2014-03-29 | Water-resisting and ventilating type protecting structure for roadbed slope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203768921U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103882877A (en) * | 2014-03-29 | 2014-06-25 | 长安大学 | Water-resistant ventilation type protective structure for roadbed slope |
| CN111042156A (en) * | 2019-11-29 | 2020-04-21 | 花王生态工程股份有限公司 | Roadbed slope water-blocking ventilation type protection structure |
-
2014
- 2014-03-29 CN CN201420157666.3U patent/CN203768921U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103882877A (en) * | 2014-03-29 | 2014-06-25 | 长安大学 | Water-resistant ventilation type protective structure for roadbed slope |
| CN111042156A (en) * | 2019-11-29 | 2020-04-21 | 花王生态工程股份有限公司 | Roadbed slope water-blocking ventilation type protection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20160329 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |