CN214169325U - Soil slope drainage system - Google Patents
Soil slope drainage system Download PDFInfo
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- CN214169325U CN214169325U CN202022750004.5U CN202022750004U CN214169325U CN 214169325 U CN214169325 U CN 214169325U CN 202022750004 U CN202022750004 U CN 202022750004U CN 214169325 U CN214169325 U CN 214169325U
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Abstract
The utility model discloses a soil slope drainage system, including the hillside top lateral drainage ditch of locating the slope top of slope, the toe lateral drainage ditch of locating the slope toe, follow vertical being equipped with in the same direction as the sloping direction escape ditch on domatic between hillside top and the toe, transversely be provided with the packway on domatic between hillside top and the toe, its characterized in that: one side that the packway is close to the top of slope is equipped with packway lateral drainage ditch, still be equipped with the slant of a plurality of mutual parallels and interval settings on domatic and lead the escape canal, the upper end and the top of slope lateral drainage ditch or following the slope to the escape canal intercommunication are led to the slant, the lower extreme and following the slope to the escape canal or packway lateral drainage ditch intercommunication of escape canal are led to the slant. The utility model discloses possess the beneficial effect that can collect fast, discharge domatic water and infiltration down.
Description
Technical Field
The utility model belongs to the technical field of geotechnical engineering domatic drainage protection, concretely relates to soil slope drainage system.
Background
Water is an important factor influencing the strength and stability of a side slope soil body, and water flow influencing the stability of the side slope is mainly divided into slope water, infiltration water and underground water. Wherein, slope water and infiltration water are the main problems affecting the stability and the beauty of the slope structure. The frequency that domatic water appears is high, and peak flow is big, easily causes domatic soil erosion and water loss, and infiltration is then domatic water can't in time lead to arrange and lead to down, and infiltration can corrode domatic major structure and cause the stability problem.
In the existing drainage system for soil slope engineering, a catch basin is usually arranged outside a slope, a slope surface of the slope is provided with a longitudinal drainage ditch and a transverse drainage ditch to drain water on the slope surface, and seepage drainage blind ditches are additionally arranged for draining seepage in a shallow layer of a slope body between the drainage ditches on the slope surface, so that the seepage drainage blind ditches are complicated in construction, easy to block and inconvenient to overhaul; meanwhile, when rainwater is not drained for a long time, the rainwater is easy to flush the slope surface to cause water and soil loss and local slope body instability, and a slope drainage system is difficult to form organic unification with a slope body drainage blind ditch.
In summary, how to rapidly drain and intercept slope water affecting the stability of a slope body and prevent the slope water from overflowing and seeping down due to long-time stagnation becomes a problem to be solved by those skilled in the art. In order to prevent the slope from being washed by rainwater and rainwater from seeping downwards, a slope drainage device with a remarkable effect is arranged on the principle of drainage, collection and leading-out as soon as possible so as to ensure the stability of the slope.
Disclosure of Invention
The invention aims to solve the defects of the background technology and provides a soil slope drainage system capable of collecting and discharging slope water and downward seepage water quickly.
In order to realize above purpose, the utility model provides a soil slope drainage system, including the top of slope lateral drainage ditch of locating side slope top, the toe of slope lateral drainage ditch of locating side slope toe, follow vertical being equipped with in the same direction as the slope to the escape canal on domatic between top of slope and the toe, transversely be provided with packway, its characterized in that on domatic between top of slope and the toe: one side that the packway is close to the top of slope is equipped with packway lateral drainage ditch, still be equipped with the slant of a plurality of mutual parallels and interval settings on domatic and lead the escape canal, the upper end and the top of slope lateral drainage ditch or following the slope to the escape canal intercommunication are led to the slant, the lower extreme and following the slope to the escape canal or packway lateral drainage ditch intercommunication of escape canal are led to the slant.
As the utility model discloses an optimal scheme, the slant is led the ditch and is narrow dovetail groove down for wide, and the slant is led the lateral wall that the ditch is close to the toe of slope and is the L type retaining body at the bottom of the ditch, the slant is led the lateral wall that the ditch is close to the top of slope and is oozed the body for leading, lead the top of oozing the body towards keeping away from the direction slope that keeps away from the retaining body, lead and ooze the body and constitute from last grit bed course, geotechnological cloth and the dry stone of arranging in proper order down.
Further, the water retaining body is made of concrete, the seepage guide body is composed of a 5 cm-15 cm thick sandstone cushion layer, 100 g/square meter-300 g/square meter geotextile and 20 cm-40 cm thick dry masonry, which are sequentially arranged from top to bottom, and the gradient of the seepage guide body is 1: 1-1: 2.
furthermore, the distance between two adjacent oblique guide and discharge channels in the forward slope direction is 200 cm-500 cm, and the slope of the oblique guide and discharge channel is 1: 2-2: 1.
furthermore, a plurality of slope protection bodies are fully paved on the slope surface among the slope top lateral drainage ditch, the slope foot lateral drainage ditch, the inclined guide drainage ditch, the down-slope lateral drainage ditch and the horse-road lateral drainage ditch, and each slope protection body is composed of a prefabricated vegetation block, geotechnical cloth and a sandstone cushion layer which are sequentially arranged from top to bottom.
Furthermore, the slope protection body is composed of prefabricated vegetation blocks with the thickness of 8cm to 12cm, single-layer geotextile with the thickness of 100 g/square meter to 300 g/geotextile and sandstone cushion layers with the thickness of 5cm to 15cm which are sequentially arranged from top to bottom.
Further, the slope top lateral drainage ditch, the slope foot lateral drainage ditch and the horse-race lateral drainage ditch are all inclined towards the drainage ditch along the slope, and the slope is not less than 0.3%.
Further, the slope of the side slope is 1: 2-1: 3.
further, the slope top lateral drainage ditch, the slope foot lateral drainage ditch, the downslope lateral drainage ditch and the horse race lateral drainage ditch are all rectangular grooves made of concrete.
The utility model discloses a set up the structure of slant drainage guide ditch between top of slope lateral drainage ditch and toe of slope lateral drainage ditch, discharge in the convenient domatic rainwater inflow slant drainage guide ditch. Meanwhile, the side wall of the inclined guide and drainage ditch close to the top of the slope is a seepage guide body, so that the downward seeping rainwater can flow into the inclined guide and drainage ditch through the seepage guide body and be drained, and the water and soil loss and the local instability of the side slope caused by the downward seepage of the rainwater can be effectively avoided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a longitudinal sectional view of fig. 1.
FIG. 3 is a schematic view of a structure of a lateral drainage ditch on the top of a hill.
FIG. 4 is a schematic view of a toe gutter.
FIG. 5 is a schematic view of a horse-race lateral drain.
Fig. 6 is a schematic view of the structure of a downstream drain.
Fig. 7 is a schematic structural view of the oblique drainage guide channel.
In the figure: the slope comprises a side slope 1, a slope top lateral drainage ditch 2, a slope foot lateral drainage ditch 3, a down-slope drainage ditch 4, a berm 5, a berm lateral drainage ditch 6, an oblique guide drainage ditch 7, a water retaining body 7.1, a seepage guide body 7.2 and a slope protection body 8.
Detailed Description
The invention will now be described in further detail, including the preferred embodiments, with reference to the accompanying drawings and by way of illustration of some alternative embodiments of the invention. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
A soil slope drainage system as shown in the figure, including slope top lateral drainage ditch 2 of locating 1 top of slope of side slope, the toe lateral drainage ditch 3 of locating 1 toe of side slope, follow the domatic vertical being equipped with in the same direction as sloping drainage ditch 4 between top of slope and the toe, transversely be provided with packway 5 on the domatic between top of slope and the toe, one side that packway 5 is close to the top of slope is equipped with packway lateral drainage ditch 6, it leads row ditch 7 still to be equipped with the slant of a plurality of mutual parallels and interval setting on domatic.
The upper end of the slant guide and drainage ditch 7 is communicated with the slope top lateral drainage ditch 2 or the following slope drainage ditch 4, and the lower end of the slant guide and drainage ditch 7 is communicated with the following slope drainage ditch 4 or the horse-course lateral drainage ditch 6. The distance between two adjacent oblique guide and discharge channels 7 in the forward slope direction is 300cm, and the gradient of the oblique guide and discharge channels 7 is 1: 2.
the slant is led and is arranged ditch 7 and be narrow dovetail groove down for wide, and the slant is led and is arranged ditch 7 and be L type retaining body 7.1 at the bottom of the lateral wall that is close to the toe of slope and ditch 7, the slant is led and is arranged ditch 7 and be close to the lateral wall on top of the slope for leading the body 7.2 that oozes, lead the direction slope of oozing body 7.2 top towards keeping away from retaining body 7.1, lead and ooze the body 7.2 and constitute from last grit bed course, geotechnological cloth and the dry stone of arranging down in proper order. The water retaining body 7.1 is made of concrete, the seepage guide body 7.2 is composed of a 10 cm-thick sandstone cushion layer, a 200 g/square meter geotextile and a 30 cm-thick dry masonry which are sequentially arranged from top to bottom, and the gradient of the seepage guide body 7.2 is 1: 1.
the slope top lateral drainage ditch 2, the slope toe lateral drainage ditch 3, the downslope lateral drainage ditch 4 and the horse-race lateral drainage ditch 6 are all rectangular grooves made of concrete. Slope surface between slope top lateral drainage ditch 2, slope foot lateral drainage ditch 3, slant drainage guide ditch 7, following slope lateral drainage ditch 4, horse-race lateral drainage ditch 6 is gone up the full spread and is had a plurality of slope protection bodies 8, slope protection body 8 comprises from last to the prefabricated vegetation piece, geotechnological cloth and the grit bed course of arranging in proper order down.
The slope protection body 8 is composed of 10 cm-thick prefabricated vegetation blocks, a single-layer 200 g/square meter geotextile and a 10 cm-thick sandstone cushion layer which are sequentially arranged from top to bottom.
The slope gradient is 1: 2, slope top lateral drainage ditch 2, toe lateral drainage ditch 3 and horse-race lateral drainage ditch 6 all incline towards following the slope to escape ditch 4 and the slope is 0.3%.
Form the slope water when the rainwater falls on domatic, slope water flows down on 8 surfaces of bank protection body under the effect of gravity. And a part of slope water directly flows into the slope top lateral drainage ditch 2, the slope foot lateral drainage ditch 3, the inclined guide drainage ditch 7 and the horse-path lateral drainage ditch 6, and the part of rainwater is finally collected into the downslope lateral drainage ditch 4 to be drained. The other part of the slope surface water is infiltrated from the slope protection body 8 in the flowing process to form infiltration water, and the infiltration water flows through the sandstone cushion layer of the slope protection body 8 in the flowing process to form runoff and is quickly collected into the oblique guide and discharge ditch 7 through the infiltration body 7.2 of the oblique slope guide and discharge ditch, and then is further collected into the following slope drainage ditch 4 to be discharged. Therefore, the slope water and the downward seepage water can be collected and discharged in time, the rainwater is prevented from scouring the slope body and causing water and soil loss due to long-time slope runoff, the downward seepage amount of the rainwater and the detention time of the rainwater in the slope body are reduced, and the integral structure of the side slope 1 is stabilized.
In addition, the prefabricated vegetation block of the slope protection body 8 can further prevent the water and soil loss of the slope surface, and can afforest the side slope 1, thus being beneficial to ecological restoration.
To sum up, compare with prior art, the utility model has the advantages of:
1. the utility model discloses a set up the structure of slant drainage guide ditch 7 between slope top lateral drainage ditch 2 and slope foot lateral drainage ditch 3, discharge in convenient domatic rainwater inflow slant drainage guide ditch 7.
2. The side wall of the oblique guide and drainage ditch 7 close to the top of the slope is provided with a guide and seepage body 7.2, so that the downward seeping rainwater can flow into the oblique guide and drainage ditch 7 through the guide and seepage body 7.2 to be drained, and the water and soil loss and the local instability of the side slope 1 caused by the downward seeping of the rainwater can be effectively avoided.
3. The prefabricated vegetation blocks of the slope protection body 8 can further prevent the water and soil loss of the slope surface, and can afforest the side slope 1, thereby being beneficial to ecological restoration.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and any modification, combination, replacement, or improvement made within the spirit and principle of the present invention is included in the scope of the present invention.
Claims (9)
1. The utility model provides a soil slope drainage system, is including slope top lateral drainage ditch (2) of locating side slope (1) top of slope, slope foot lateral drainage ditch (3) of locating side slope (1) toe, follows vertical being equipped with in the same direction as slope direction escape ditch (4) on the domatic between top of slope and the toe, transversely be provided with horse way (5), its characterized in that on domatic between top of slope and the toe: one side that horse way (5) are close to the top of a slope is equipped with horse way lateral drainage ditch (6), still be equipped with a plurality of mutual parallels and the slant of interval setting on domatic and lead row ditch (7), the upper end and top of a slope lateral drainage ditch (2) or following slope to escape canal (4) intercommunication of row ditch (7) are led to the slant, the lower extreme and following slope to escape canal (4) or horse way lateral drainage ditch (6) intercommunication of row ditch (7) are led to the slant.
2. The soil slope drainage system of claim 1, wherein: the slant is led and is arranged ditch (7) for last wide narrow dovetail groove down, and the slant is led and is arranged ditch (7) and be close to the lateral wall and the ditch bottom of slope foot and ooze body (7.1), the slant is led and is arranged ditch (7) and be close to the lateral wall on sloping top and ooze body (7.2) for leading, the top of leading and oozing body (7.2) is towards the direction slope of keeping away from water blocking body (7.1), it comprises from last grit bed course, geotechnological cloth and the dry stone of arranging down in proper order to lead and ooze body (7.2).
3. The soil slope drainage system of claim 2, wherein: the water blocking body (7.1) is made of concrete, the seepage guide body (7.2) is composed of a 5 cm-15 cm thick sandstone cushion layer, 100 g/square meter-300 g/square meter geotextile and 20 cm-40 cm thick dry masonry which are sequentially arranged from top to bottom, and the gradient of the seepage guide body (7.2) is 1: 1-1: 2.
4. the soil slope drainage system of claim 2, wherein: the distance between two adjacent oblique guide and discharge channels (7) in the forward slope direction is 200-500 cm, the slope of each oblique guide and discharge channel (7) is 1: 2-2: 1.
5. the soil slope drainage system of claim 1, wherein: slope top lateral drainage ditch (2), toe lateral drainage ditch (3), slant drainage guide ditch (7), following the slope to the domatic between escape canal (4), packway lateral drainage ditch (6) is fully paved with a plurality of slope protection bodies (8), slope protection body (8) comprises from last to the prefabricated vegetation piece, geotechnological cloth and the gravel bed course that arrange in proper order down.
6. The soil slope drainage system of claim 5, wherein: the slope protection body (8) is composed of prefabricated vegetation blocks with the thickness of 8 cm-12 cm, single-layer geotextile with the thickness of 100 g/square meter-300 g/geotextile and gravel cushion layers with the thickness of 5 cm-15 cm which are sequentially arranged from top to bottom.
7. The soil slope drainage system of claim 1, wherein: slope top lateral drainage ditch (2), toe lateral drainage ditch (3) and horse race lateral drainage ditch (6) all incline and the slope is not less than 0.3% towards in the same direction as slope to escape ditch (4).
8. The soil slope drainage system of claim 1, wherein: the slope of the side slope (1) is 1: 2-1: 3.
9. the soil slope drainage system of claim 1, wherein: the slope top lateral drainage ditch (2), the slope foot lateral drainage ditch (3), the downslope lateral drainage ditch (4) and the horse-race lateral drainage ditch (6) are all rectangular grooves made of concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022750004.5U CN214169325U (en) | 2020-11-24 | 2020-11-24 | Soil slope drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022750004.5U CN214169325U (en) | 2020-11-24 | 2020-11-24 | Soil slope drainage system |
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| Publication Number | Publication Date |
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| CN214169325U true CN214169325U (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022750004.5U Active CN214169325U (en) | 2020-11-24 | 2020-11-24 | Soil slope drainage system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114250840A (en) * | 2021-12-15 | 2022-03-29 | 中国葛洲坝集团第一工程有限公司 | Strong weathering mudstone deep cutting slope drainage structure, construction method and construction device |
| CN118048962A (en) * | 2024-03-11 | 2024-05-17 | 中国水利水电第十一工程局有限公司 | Rock-soil slope drainage system |
-
2020
- 2020-11-24 CN CN202022750004.5U patent/CN214169325U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114250840A (en) * | 2021-12-15 | 2022-03-29 | 中国葛洲坝集团第一工程有限公司 | Strong weathering mudstone deep cutting slope drainage structure, construction method and construction device |
| CN118048962A (en) * | 2024-03-11 | 2024-05-17 | 中国水利水电第十一工程局有限公司 | Rock-soil slope drainage system |
| CN118048962B (en) * | 2024-03-11 | 2024-09-17 | 中国水利水电第十一工程局有限公司 | Rock-soil slope drainage system |
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