CN103882877B - Roadbed side slope blocks water ventilated type safeguard structure - Google Patents
Roadbed side slope blocks water ventilated type safeguard structure Download PDFInfo
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- CN103882877B CN103882877B CN201410123929.3A CN201410123929A CN103882877B CN 103882877 B CN103882877 B CN 103882877B CN 201410123929 A CN201410123929 A CN 201410123929A CN 103882877 B CN103882877 B CN 103882877B
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Abstract
The invention discloses a kind of roadbed side slope to block water ventilated type safeguard structure, comprise the multiple Slope protection plates be arranged on roadbed side slope, multiple Slope protection plate on roadbed side slope in multilayer lay and all along the longitudinal extension of roadbed, upper strata Slope protection plate extends to above lower floor's Slope protection plate away from a side of roadbed side slope, top layer Slope protection plate to abut with curb near a side of roadbed side slope and is connected, multiple Slope protection plate is all downward-sloping away from a side of roadbed side slope, the below of multiple Slope protection plate is provided with the first support laid at multiple interval, the upper end of the first support is connected with the side bottom of upper strata Slope protection plate away from roadbed side slope, the middle part of the first support is connected with lower floor Slope protection plate.This safeguard structure, when 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.
Description
Technical field
The present invention relates to a kind of roadbed side slope safeguard structure, particularly relate to a kind of roadbed side slope and to block water ventilated type safeguard structure.
Background technology
Permafrost Area is more in China's distribution, and the thaw collapse of highway, railway bed bottom frozen soil is the principal element causing subgrade stability deficiency.Such as: Qinghai-Tibet Railway Golmud to Lhasa section will pass through Permafrost Area 632km, wherein 237km is in high temperature permafrost district (mean annual cost >=-1 DEG C).Therefore, for cold district road, all severe Frozen soil problems will be faced.
In order to avoid cold district road frozen soil section roadbed internal heat is assembled, technician adopts block stone filling roadbed, the ventilation of roadbed both sides and convection action can take away the heat in roadbed, thus avoid roadbed bottom frozen soil generation thaw collapse, and this ventilated embankment achieves good achievement in Permafrost Area.But rock-filling embankment side slope space is large, rainfall, snow-broth can enter roadbed inside by the huge hole of side slope and infiltrate frozen soil layer, cause frozen soil to melt and roadbed frost damage.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency of the prior art, provide a kind of roadbed side slope to block water ventilated type safeguard structure.This safeguard structure, when 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 used in the present invention is: roadbed side slope blocks water ventilated type safeguard structure, it is characterized in that: comprise the multiple Slope protection plates be arranged on roadbed side slope, multiple described Slope protection plate on roadbed side slope in multilayer lay and all along the longitudinal extension of roadbed, upper strata Slope protection plate extends to above lower floor's Slope protection plate away from a side of roadbed side slope, top layer Slope protection plate to abut with curb near a side of roadbed side slope and is connected, multiple described Slope protection plate is all downward-sloping away from a side of roadbed side slope, the below of multiple described Slope protection plate is provided with the first support laid at multiple interval, the upper end of described first support is connected with the side bottom of upper strata Slope protection plate away from roadbed side slope, the middle part of described first support is connected with lower floor Slope protection plate.
Above-mentioned roadbed side slope blocks water ventilated type safeguard structure, it is characterized in that: described curb edge is provided with flange, described flange outer sides limit is provided with the groove stretched into for top layer Slope protection plate one side.
Above-mentioned roadbed side slope blocks water ventilated type safeguard structure, it is characterized in that: the basic unit on described roadbed and the waterproofing geomembrane be provided with between Sub-sealing Course for the water infiltrating Sub-sealing Course being guided to roadbed side slope.
Above-mentioned roadbed side slope blocks water ventilated type safeguard structure, it is characterized in that: the upper end thereof of described first support has the first brace table be connected with upper strata Slope protection plate; The middle part of described first support is provided with multiple the second brace table for being connected with lower floor Slope protection plate, and multiple described second brace table is laid along the short transverse interval of the first support.
Above-mentioned roadbed side slope blocks water ventilated type safeguard structure, it is characterized in that: the below of top layer Slope protection plate and be provided with the second support laid at multiple interval between the first support and curb, the upper end of described second support is connected with top layer Slope protection plate by the 3rd brace table, and described 3rd brace table is on the secondary support bracket hinged.
Above-mentioned roadbed side slope blocks water ventilated type safeguard structure, it is characterized in that: described Slope protection plate is corrugated sheet.
Above-mentioned roadbed side slope blocks water ventilated type safeguard structure, it is characterized in that: the angle between described Slope protection plate and horizontal plane is 10 ° ~ 20 °.
The present invention compared with prior art has the following advantages:
1, structure of the present invention is simple, rationally novel in design, easy to installation and maintenance.
2, the present invention is by arranging curb flange, can effectively avoid water to infiltrate in roadbed from the gap between top layer Slope protection plate and roadbed side slope.
3, the present invention can according to slope gradient, guide drainability conveniently adjusted Slope protection plate gradient, to adapt to the needs of different occasion.
4, the present invention can ensure the performance of ventilating of Frozen Ground Area block stone ventilated embankment, and 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 of the present invention is corrugated sheet.It can well guide water to flow in gutter, enhances drainage efficiency, improves drainage efficiency; And lap-joint also can not leak on roadbed side slope without encapsulation process between two Slope protection plates.
6, side slope protection engineering when the present invention is applied on loess subgrade, can effectively prevent rainy season precipitation to destroy by rush of water roadbed side slope, in loess subgrade engineering, also can plant in soil between Slope protection plate lower space and climb wall class plant, not only can firm side slope, aesthetic road both sides landscape can also be taken into account, increase vegetation coverage.
In sum, structure of the present invention is simple, 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, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is A place enlarged drawing in Fig. 1.
Fig. 3 is the annexation schematic diagram of Slope protection plate of the present invention 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;
8-the second support; 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 blocks water ventilated type safeguard structure, comprise the multiple Slope protection plates 7 be arranged on roadbed side slope 11, multiple described Slope protection plate 7 on roadbed side slope 11 in multilayer lay and all along the longitudinal extension of roadbed 1, upper strata Slope protection plate 7 extends to above lower floor's Slope protection plate 7 away from a side of roadbed side slope 11, top layer Slope protection plate 7 to abut with curb 4 near a side of roadbed side slope 11 and is connected, multiple described Slope protection plate 7 is all downward-sloping away from a side of roadbed side slope 11, the below of multiple described Slope protection plate 7 is provided with the first support 9 laid at multiple interval, the upper end of described first support 9 is connected with the side bottom of upper strata Slope protection plate 7 away from roadbed side slope 11, the middle part of described 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, the angle α between described Slope protection plate 7 and horizontal plane is 10 °.
In the present embodiment; can the water on road surface or the rainwater dropped on Slope protection plate 7 successively be guided in the gutter 10 of roadbed 1 side by arranging multilayer Slope protection plate 7; rainfall is stoped to infiltrate the inside of roadbed 1 from roadbed side slope 11; wind can effectively guide in roadbed 1 by the space between the first support 9 spaced below Slope protection plate 7; the ventilation of roadbed 1 can not be affected; in addition; also there is the function of blocking solar radiant heat; avoid roadbed 1 to absorb heat and then temperature rising, effectively protect frozen soil section roadbed and loess foundation.
In the present embodiment, described Slope protection plate 7 can make the light Slope protection plate of prefabricated sheet asbestos or other materials as required, such as white, and the absorption of light Slope protection plate to sun heat radiation is more weak, reflection is comparatively strong, can to a certain degree stop roadbed 1 internal heat to raise.
As shown in Figure 2, described curb 4 edge is provided with flange 4-1, described flange 4-1 outer side edges is provided with the groove 4-2 stretched into for top layer Slope protection plate 7 one side.By arranging flange 4-1 and groove 4-2, the water on roadbed 1 surface layer 2 directly being dropped on top layer Slope protection plate 7, avoiding 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, the basic unit 3 on described roadbed 1 and the waterproofing geomembrane 6 be provided with between Sub-sealing Course 5 for the water infiltrating Sub-sealing Course 5 being guided to roadbed side slope 11.By arranging waterproofing geomembrane 6, effectively the water penetrating into Sub-sealing Course 5 from panel 2 can be guided to roadbed side slope 11, and then draining, avoid water to enter in roadbed 1 and roadbed 1 is damaged.
As shown in Figure 3, described Slope protection plate 7 is corrugated sheet.Water well can be guided to flow in gutter 10, enhance drainage efficiency, improve drainage effect.Levels corrugated sheet 2 can just be engaged when overlapping, easy for installation, and occlusion place can not produce gap causes precipitation to flow to roadbed 1.
As shown in figures 1 and 3, the upper end thereof of described first support 9 has the first brace table 9-1 be connected with upper strata Slope protection plate 7; The middle part of described 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 second brace table 9-2 lays along the short transverse interval of the first support 9.By the upper end thereof first brace table 9-1 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.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, the quantity of the second brace table 9-2 three, second brace table 9-2 of minimum next stage becomes 10 degree of angles with horizontal plane, the second brace table 9-2 of middle one-level becomes 15 degree of angles with horizontal plane, and topmost the second brace table 9-2 of one-level is horizontal by 20 degree of angles.
As shown in Figure 2, the below of top layer Slope protection plate 7 and be provided with the second support 8 laid at multiple interval between the first support 9 and curb 4, the upper end of described second support 8 is connected with top layer Slope protection plate 7 by the 3rd brace table 8-1, and described 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, to adapt to the angle change of top layer Slope protection plate 7.Described first support 9 and the second support 8 all imbed roadbed side slope 11 along vertical.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure transformation, all still belong in the protection domain of technical solution of the present invention.
Claims (5)
1. roadbed side slope blocks water ventilated type safeguard structure, it is characterized in that: comprise the multiple Slope protection plates (7) be arranged on roadbed side slope (11), multiple described Slope protection plate (7) is in the upper laying in multilayer of roadbed side slope (11) and all along the longitudinal extension of roadbed (1), upper strata Slope protection plate (7) extends to lower floor's Slope protection plate (7) top away from a side of roadbed side slope (11), one side of the close roadbed side slope (11) of top layer Slope protection plate (7) abuts with curb (4) and is connected, multiple described Slope protection plate (7) is all downward-sloping away from a side of roadbed side slope (11), the below of multiple described Slope protection plate (7) is provided with the first support (9) laid at multiple interval, the upper end of described first support (9) is connected with the side bottom of upper strata Slope protection plate (7) away from roadbed side slope (11), the middle part of described first support (9) is connected with lower floor's Slope protection plate (7),
Described curb (4) edge is provided with flange (4-1), described flange (4-1) outer side edges is provided with the groove (4-2) stretched into for top layer Slope protection plate (7) side;
Basic unit (3) on described roadbed (1) and the waterproofing geomembrane (6) be provided with between Sub-sealing Course (5) for the water infiltrating Sub-sealing Course (5) being guided to roadbed side slope (11).
2. roadbed side slope according to claim 1 blocks water ventilated type safeguard structure, it is characterized in that: the upper end thereof of described first support (9) has the first brace table (9-1) be connected with upper strata Slope protection plate (7); The middle part of described first support (9) is provided with multiple the second brace table (9-2) for being connected with lower floor's Slope protection plate (7), and multiple described second brace table (9-2) is laid along the short transverse interval of the first support (9).
3. roadbed side slope according to claim 2 blocks water ventilated type safeguard structure, it is characterized in that: the below of top layer Slope protection plate (7) and be positioned at the second support (8) being provided with between the first support (9) and curb (4) and laying at multiple interval, the upper end of described second support (8) is connected with top layer Slope protection plate (7) by the 3rd brace table (8-1), and described 3rd brace table (8-1) is hinged on the second support (8).
4. roadbed side slope according to claim 1 blocks water ventilated type safeguard structure, it is characterized in that: described Slope protection plate (7) is corrugated sheet.
5. roadbed side slope according to claim 1 blocks water ventilated type safeguard structure, it is characterized in that: the angle between described Slope protection plate (7) and horizontal plane is 10 ° ~ 20 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123929.3A CN103882877B (en) | 2014-03-29 | 2014-03-29 | Roadbed side slope blocks water ventilated type safeguard structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410123929.3A CN103882877B (en) | 2014-03-29 | 2014-03-29 | Roadbed side slope blocks water ventilated type safeguard structure |
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| CN103882877A CN103882877A (en) | 2014-06-25 |
| CN103882877B true CN103882877B (en) | 2015-09-30 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108193575A (en) * | 2017-12-20 | 2018-06-22 | 张昆 | The anti-freeze expansion structure and its paving method of seasonal frozen soil region roadbed |
| CN111155387A (en) * | 2020-01-03 | 2020-05-15 | 广西大学 | Ventilation and sunshade structure for roadbed slope in cold region |
| CN112681778A (en) * | 2020-11-18 | 2021-04-20 | 中国一冶集团有限公司 | Interlayer water-proof and drainage system |
| CN113356141B (en) * | 2021-06-28 | 2023-05-02 | 山西蓝政建筑安装有限公司 | Slope protection manufacturing device that collapses is prevented for hydraulic engineering |
| CN113944176A (en) * | 2021-10-29 | 2022-01-18 | 中国矿业大学 | Comprehensive utilization method for sunny slope of strip mine refuse dump |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3539832A1 (en) * | 1985-08-23 | 1987-05-14 | Gerd Drespa | Ecological protective covering structure for flowing stretches of water |
| CN101748667B (en) * | 2009-12-22 | 2011-07-20 | 重庆交通大学 | Side slope lattice foundation cantilever structure composite road |
| CN203270525U (en) * | 2013-06-04 | 2013-11-06 | 马国胜 | Temporary water drainage device of filling side slope |
| CN203768921U (en) * | 2014-03-29 | 2014-08-13 | 长安大学 | Water-resisting and ventilating type protecting structure for roadbed slope |
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