CN219621798U - Slope structure for preventing soil loss in slope greening - Google Patents
Slope structure for preventing soil loss in slope greening Download PDFInfo
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- CN219621798U CN219621798U CN202320788118.XU CN202320788118U CN219621798U CN 219621798 U CN219621798 U CN 219621798U CN 202320788118 U CN202320788118 U CN 202320788118U CN 219621798 U CN219621798 U CN 219621798U
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- ditch
- intercepting ditch
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Abstract
The utility model provides a slope structure for greening a slope surface and preventing soil loss, which comprises a slope, a closure ditch, filling soil and cobbles, wherein the slope structure comprises a slope surface, a slope surface and a slope surface; the intercepting ditches are arranged on the top of the side slope, and the number of the intercepting ditches on the side slope surface is more than or equal to 0; the two ends of the intercepting ditch are sealed and have no outlet, the extending direction of the intercepting ditch is horizontally arranged, and the intercepting ditch is not provided with a drainage structure; the bottom surface and the side in the closure ditch are paved with filling soil, the filling soil is water-absorbing soil, the cobble is paved on the upper layer of the filling soil, and the upper surface of the cobble is flush with the slope. The construction structure prevents water flow from forming a gully or a gully, drives water flow to permeate deep into soil, and solves the problem that a large-gradient slope is easy to lose soil.
Description
Technical Field
The utility model relates to the technical field of slope engineering of river management and garden engineering, in particular to a slope structure for preventing soil loss in slope greening.
Background
In the third standard section of river channel repair engineering and the consolidated kiln site culture landscape engineering of the consolidated municipal ecological water system PPP engineering accepted by the applicant, river slope protection of approximately 10 km and micro-topography modeling of 30 ten thousand square meters are important engineering contents, and at the position with larger gradient, as soil bodies are arranged at two sides of the river channel, the consolidated area belongs to yellow river basin, the soil nearby the river channel has the problem of desertification, and the soil loss phenomenon is easy to occur.
In the prior art, a method for planting grass and increasing vegetation is generally adopted, and has the defects that the seedling raising time is long, and the slope with steep gradient is eroded more by rainwater and surface runoff in heavy rainfall weather to form a gully; in the watering process of the daily rotary spray head, when the water pressure is high, dense ravines are formed by brushing the slope soil, and when the spray head pressure is low, the designed watering area cannot be achieved.
These problems are all due to the lack of a firm closure foundation for the soil.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a slope structure for preventing water flow from forming a gully or a gully, driving water to permeate into the deep soil, solving the problem that the slope with a large gradient is easy to run off and greening the slope to prevent soil from running off.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: a slope structure for greening a slope surface and preventing soil loss comprises a slope, a cut-off ditch, filling soil and cobbles;
the intercepting ditches are arranged on the top of the side slope, and the number of the intercepting ditches on the side slope surface is more than or equal to 0;
the two ends of the intercepting ditch are sealed and have no outlet, the extending direction of the intercepting ditch is horizontally arranged, and the intercepting ditch is not provided with a drainage structure;
the bottom surface and the side in the closure ditch are paved with filling soil, the filling soil is water-absorbing soil, the cobble is paved on the upper layer of the filling soil, and the upper surface of the cobble is flush with the slope.
Based on the above, clay or bentonite is selected as the filling soil.
The back slope of the intercepting ditch is between 45 degrees and 90 degrees.
The bottom surface of the intercepting ditch is horizontal.
Based on the above, the front slope of the intercepting ditch is between 45 degrees and 90 degrees.
And on the basis of the above, the back and the bottom of the intercepting ditch are fully paved with filling soil with preset thickness, and the height of the filling soil paved in the front of the intercepting ditch is half to two thirds of the total height of the front of the intercepting ditch.
The cobblestone is fine cobblestone with particle size difference.
Based on the above, the number of the intercepting ditches of the slope surface is more than or equal to 1.
Based on the above, the watering points of the side slope are uniformly arranged in the intercepting ditch.
Compared with the prior art, the utility model has substantial characteristics and progress, and in particular, the utility model has the following characteristics:
1. by arranging the intercepting ditches, the surface runoff is intercepted, the intercepting buffer is effectively used for intercepting water flow at the top of a slope, the forming of a flushing ditch and a gully is prevented, the soil erosion is further prevented, and the number of the specific intercepting ditches can be determined according to the length of the slope.
2. The two ends of the intercepting ditch are not provided with outlets and drainage, the intercepting ditch is integrally and horizontally paved, so that the intercepted running water is reserved in the intercepting ditch, and then the intercepting ditch is filled with clay or bentonite and other water-absorbing soil along with the downward permeation of the slope surface shallow layer, so that the vertical permeability of water can be reduced, the downward permeation is dispersed downwards at the filled soil, the slow permeation is realized, and the vegetation on the top surface and the bottom of the slope surface is guaranteed to obtain water.
3. Fine cobbles with certain thickness are filled in the intercepting ditch, so that the filling soil in the intercepting ditch can not be washed away by rain.
4. Because the intercepting ditch has the intercepting performance and the permeability to the rainwater, the watering of the slope nozzle can be canceled or reduced in the watering maintenance work, the inner part of the intercepting ditch is directly watered, and the intercepting ditch is outwards permeated through the characteristics of the intercepting ditch, so that the whole coverage of the watering is realized.
Drawings
FIG. 1 is a schematic diagram of a slope structure for greening a slope to prevent soil loss in accordance with the present utility model.
Figure 2 is a detailed view of the slope greening of the present utility model to prevent soil loss.
In the figure: 1. slope; 2. a shutoff groove; 3. filling soil; 4. cobblestones; 5. the back of the intercepting ditch; 6. the bottom surface of the intercepting ditch; 7. front of the intercepting ditch.
Detailed Description
The technical scheme of the utility model is further described in detail through the following specific embodiments.
As shown in fig. 1, the slope structure for greening the slope surface and preventing soil loss comprises a slope 1, a cut-off ditch 2, filling soil 3 and cobbles 4.
The intercepting ditches 2 are arranged on the slope top of the slope 1, the number of the intercepting ditches 2 on the slope surface is more than or equal to 0, and in the embodiment, one intercepting ditch 2 is additionally arranged according to the length of the slope surface.
The two ends of the intercepting ditch 2 are sealed without outlets, the extending direction of the intercepting ditch 2 is horizontally arranged, and the intercepting ditch 2 is not provided with a drainage structure, so that the intercepting rainwater or irrigation water is reserved in the intercepting ditch.
The bottom surface and the side in the closure ditch 2 are paved with filling soil 3, the filling soil 3 is made of water-absorbing soil such as clay or bentonite, the upper layer of the filling soil 3 is paved with cobblestones 4, and the cobblestones are fine cobblestones with particle size difference so as to be filled relatively compactly and prevent scouring, and the upper surfaces of the cobblestones 4 are flush with the slope.
Specifically, the slope of the back surface 5 of the intercepting ditch is 45-90 degrees, the bottom surface 6 of the intercepting ditch is horizontal, and the slope of the front surface 7 of the intercepting ditch is 45-90 degrees.
The back and the bottom of the intercepting ditch are paved with filling soil 3 with preset thickness, and the height of the filling soil 3 paved on the front 7 of the intercepting ditch reaches half to two thirds of the total height of the front of the intercepting ditch.
In the preferred embodiment, the watering points of the side slope are uniformly arranged in the intercepting ditch, and the watering of the spray head is canceled or reduced.
The concrete construction steps are as follows:
firstly, excavating or backfilling micro-terrains on a slope, then excavating intercepting ditches manually or mechanically, wherein the intercepting ditches are parallel to each other, then adopting clay or bentonite to replace and fill the intercepting ditches, finally filling cobbles, and then planting water-wet plants on the slope separately, and installing irrigation equipment.
Under the construction structure, the soil loss is effectively prevented, the permeability of slope water is increased, the survival rate of vegetation is improved, and the period for preparing seedlings is shortened.
By means of the third river channel repairing engineering of the consolidated municipal ecological water system PPP engineering and the consolidated kiln site culture landscape engineering, river slope protection of approximately 10 km and micro-topography modeling of 30 ten thousand square meters are adopted, a construction structure that clay or bentonite is replaced and filled at the bottom of a blind ditch and cobble with small particle size is adopted at a position with a large gradient, and water is directly poured into the blind ditch in the watering process, so that soil loss in heavy rainfall and irrigation is reduced, the survival rate of vegetation is improved, the later stage landscape effect is good, consistent and good appreciation of supervision consultation companies and owners is obtained, and good economic benefit and social benefit are created.
Finally, it should be noted that while the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present patent.
Claims (9)
1. The utility model provides a slope greening prevents side slope structure of soil loss which characterized in that: comprises a side slope, a cut-off ditch, filling soil and cobbles;
the intercepting ditches are arranged on the top of the side slope, and the number of the intercepting ditches on the side slope surface is more than or equal to 0;
the two ends of the intercepting ditch are sealed and have no outlet, the extending direction of the intercepting ditch is horizontally arranged, and the intercepting ditch is not provided with a drainage structure;
the bottom surface and the side in the closure ditch are paved with filling soil, the filling soil is water-absorbing soil, the cobble is paved on the upper layer of the filling soil, and the upper surface of the cobble is flush with the slope.
2. The slope surface greening soil erosion preventing side slope structure according to claim 1, wherein: the filling soil is clay or bentonite.
3. The slope surface greening soil erosion preventing side slope structure according to claim 2, wherein: the slope of the back surface of the intercepting ditch is between 45 degrees and 90 degrees.
4. A slope surface greening soil erosion preventing side slope structure according to claim 3 and wherein: the bottom surface of the intercepting ditch is horizontal.
5. The slope surface greening soil erosion preventing side slope structure according to claim 4, wherein: the front slope of the intercepting ditch is between 45 degrees and 90 degrees.
6. The slope surface greening soil erosion preventing side slope structure according to claim 5, wherein: the back and the bottom of the intercepting ditch are fully paved with filling soil with preset thickness, and the height of the filling soil paved in the front of the intercepting ditch reaches half to two thirds of the total height of the front of the intercepting ditch.
7. The slope surface greening soil erosion preventing side slope structure according to claim 6, wherein: the cobblestone is fine cobblestone with particle size difference.
8. The slope surface greening soil erosion preventing side slope structure according to claim 7, wherein: the number of the intercepting ditches on the slope surface of the side slope is more than or equal to 1.
9. The slope surface greening soil erosion preventing side slope structure according to claim 8, wherein: the watering points of the side slope are uniformly arranged in the intercepting ditch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320788118.XU CN219621798U (en) | 2023-04-11 | 2023-04-11 | Slope structure for preventing soil loss in slope greening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320788118.XU CN219621798U (en) | 2023-04-11 | 2023-04-11 | Slope structure for preventing soil loss in slope greening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219621798U true CN219621798U (en) | 2023-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320788118.XU Active CN219621798U (en) | 2023-04-11 | 2023-04-11 | Slope structure for preventing soil loss in slope greening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219621798U (en) |
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2023
- 2023-04-11 CN CN202320788118.XU patent/CN219621798U/en active Active
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