CN210857151U - Ecological coping structure with drainage function - Google Patents
Ecological coping structure with drainage function Download PDFInfo
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- CN210857151U CN210857151U CN201921179222.9U CN201921179222U CN210857151U CN 210857151 U CN210857151 U CN 210857151U CN 201921179222 U CN201921179222 U CN 201921179222U CN 210857151 U CN210857151 U CN 210857151U
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Abstract
The utility model relates to an ecological coping structure with drainage function, including prefabricated channel, the both sides at prefabricated channel top are provided with assembled ecological concrete respectively and press the top, and assembled ecological concrete presses the top to include that a plurality of concrete that splice each other press the roof unit, and it has the concatenation seam to fill between the adjacent concrete and presses the roof unit; the concrete is pressed the below of roof unit and is provided with the rubble bed course, and the outside cladding of rubble bed course has the nutrition geotechnological cloth layer, and the upper portion of prefabricated ditch still inlays the drain pipe that is equipped with a plurality of slopes and sets up. The ecological coping structure with the drainage function has the functions of timely drainage, scour prevention and water and soil conservation, can effectively prevent the settlement and the emptying of soil bodies, and ensures the stability of coping and canal troughs, thereby improving the durability of channels and prolonging the service life of the channels; the device also has the characteristics of simple structure, easy production, safety, stability, convenient construction, ecological beauty, economy, applicability and the like, and is beneficial to popularization and application.
Description
Technical Field
The utility model relates to an ecological capping structure with drainage function belongs to irrigation and water conservancy project technical field.
Background
The channel is the important building of field irrigation, and at present, adopts precast concrete ditch groove lining more, and the capping is crucial to the durability and the life of channel. The existing coping is usually cast in situ concrete directly on the top end of the canal wall, the caking property is poor, the ecological aesthetic property is avoided, and the crack and the falling-off phenomenon are very serious because the crack and the falling-off problem are often neglected. Even if the parting is considered during construction, as effective treatment is not carried out, once the weather of continuous precipitation is met, rainwater enters the soil body through the parting gap, and the backfill soil is frequently lost due to rainwater scouring, so that the top is pressed to be empty, the protection function of the top is lost, the phenomenon of staggered collapse of the channel is frequent, and the service life of the channel is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to prior art exists, provide an ecological capping structure with drainage function, concrete technical scheme is as follows:
an ecological coping structure with a drainage function comprises a prefabricated channel, wherein two sides of the top of the prefabricated channel are respectively provided with an assembled ecological concrete coping, the assembled ecological concrete coping comprises a plurality of concrete coping plate units which are mutually spliced, the concrete coping plate units are arranged at the top of the prefabricated channel, and splicing seams are filled between the adjacent concrete coping plate units; a gravel cushion layer is arranged below the concrete roof pressing plate unit, a nutritional geotechnical cloth layer is coated outside the gravel cushion layer, one end of the nutritional geotechnical cloth layer is turned to the top of the concrete roof pressing plate unit, the other end of the nutritional geotechnical cloth layer is turned to the top of the gravel cushion layer, and one section of the nutritional geotechnical cloth layer is also arranged between the gravel cushion layer and the prefabricated channel groove; the upper portion of prefabricated trench still inlays the drain pipe that is equipped with a plurality of slopes and sets up, the upper end setting of drain pipe is in the outside of rubble bed course bottom, the lower extreme setting of drain pipe is at the inside wall of prefabricated trench.
According to the technical scheme, the bottom of the concrete roof pressing unit is provided with a step matched with the top of the prefabricated channel, and the step is tightly attached to the top end of the prefabricated channel and the outer side wall of the prefabricated channel.
According to the further optimization of the technical scheme, the included angle between the water drainage pipe and the horizontal plane is α, and α is more than or equal to 16 degrees and less than or equal to 30 degrees.
According to the further optimization of the technical scheme, the nutrient geotechnical cloth layer is formed by laying at least one layer of nutrient geotechnical cloth.
According to the further optimization of the technical scheme, the cross section of the concrete roof pressing plate unit is L-shaped.
According to the further optimization of the technical scheme, the width of the splicing seam is 20 +/-2 mm.
According to the further optimization of the technical scheme, the inner diameter of the drain pipe is 20-25 mm.
The ecological coping structure with the drainage function of the utility model has the functions of drainage in time, scour prevention and water and soil conservation, can effectively prevent the settlement and the emptying of the soil body, and ensures the stability of the coping and the canal groove, thereby improving the durability of the canal and prolonging the service life; the device also has the characteristics of simple structure, easy production, safety, stability, convenient construction, ecological beauty, economy, applicability and the like, and is beneficial to popularization and application.
Drawings
Fig. 1 is a schematic view of an ecological coping structure with a drainage function according to the present invention;
FIG. 2 is a view A-A of FIG. 1;
FIG. 3 is a view B-B of FIG. 1;
fig. 4 is a schematic structural view of the concrete roof pressing plate unit of the present invention;
fig. 5 is the distribution schematic diagram of the drainage pipe and the prefabricated channel of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 3, the ecological coping structure with a drainage function comprises a prefabricated channel 2, two sides of the top of the prefabricated channel 2 are respectively provided with an assembled ecological concrete coping, the assembled ecological concrete coping comprises a plurality of concrete coping units 1 which are spliced with each other, the concrete coping units 1 are installed at the top of the prefabricated channel 2, and splicing seams 4 are filled between adjacent concrete coping units 1; a gravel cushion layer 5 is arranged below the concrete roof pressing plate unit 1, a nutritional geotechnical cloth layer 6 is coated outside the gravel cushion layer 5, one end of the nutritional geotechnical cloth layer 6 is turned to the top of the concrete roof pressing plate unit 1, the other end of the nutritional geotechnical cloth layer 6 is turned to the top of the gravel cushion layer 5, and one section of the nutritional geotechnical cloth layer 6 is also arranged between the gravel cushion layer 5 and the prefabricated channel 2; the upper portion of prefabricated trench 2 still inlays the drain pipe 3 that is equipped with a plurality of slopes and sets up, the upper end of drain pipe 3 sets up the outside in 5 bottoms of rubble bed course, the lower extreme setting of drain pipe 3 is at the inside wall of prefabricated trench 2.
The ecological coping structure with the drainage function comprises the following manufacturing steps: firstly, mounting grooves for accommodating the concrete coping unit 1, the broken stone cushion layer 5 and the nutritional geotechnical cloth layer 6 are formed in the ground 7 on two sides of the prefabricated channel 2, then the nutritional geotechnical cloth layer 6 is laid according to a figure 3, and the nutritional geotechnical cloth layer 6 is U-shaped; and paving a gravel cushion layer 5 in the mounting groove, finally mounting concrete roof pressing units 1 above the gravel cushion layer 5 and at the top of the prefabricated channel 2, and filling splicing seams 4 between the adjacent concrete roof pressing units 1 for sealing. In fig. 1, the mark 10 is a water surface and the mark 20 is a field surface.
As shown in fig. 4, the bottom of the concrete roof pressing unit 1 is provided with a step 11 matched with the top of the prefabricated channel 2, and the step 11 is tightly attached to the top end of the prefabricated channel 2 and the outer side wall of the prefabricated channel 2. The presence of the step 11 makes the concrete ceiling unit 1L-shaped in cross-section. Can block on prefabricated ditch 2 top and outer wall during the installation of concrete roof unit 1 to suit rather than, link to each other with the connecting gap fissure of prefabricated ditch 2 itself during laying. The concrete roof pressing plate unit 1 is prefabricated by sand-free macroporous concrete, has a reverse filtering function, has a porosity of 25-30%, can meet the growth requirement of vegetation when nutrient soil is covered on the surface, and has a surface soil covering thickness of no more than 20 mm.
The splicing seams 4 can be filled and sealed by polysulfide sealant or polyurethane sealant, and the splicing seams 4 have sealing and water stopping functions and buffering deformation capacity. The width of the splicing seam 4 is 20 +/-2 mm.
The gravel cushion layer 5 is formed by compacting well-graded gravel, and the gravel cushion layer 5 has the functions of filtering soil and draining water and meets a certain degree of compaction; in order to drain water in time, the outer side of the soil body at the lower part of the gravel cushion layer 5 is slightly higher than the inner side when being compacted.
The nutrient geotextile layer 6 is formed by laying at least one layer of nutrient geotextile. The nutrition geotechnical cloth layer 6 has the functions of reliable reverse filtration and long-term supply of main essential elements for plants, and has the function of drainage. When the nutritional geotextile is laid, the outer side of the geotextile is turned to the top of the concrete roof pressing plate unit 1, and the inner side of the geotextile is turned to the top of the broken stone cushion layer 5, and the geotextile is U-shaped. The existence of nutrition geotechnical cloth layer 6 can also furthest prevent earth invasion rubble bed course 5, reduces the impact of earth to splice seam 4.
The drainage pipe 3 is made of a PVC pipe, one end of the drainage pipe 3 is connected with the bottom of the gravel cushion 5, the other end of the drainage pipe 3 is communicated with the prefabricated channel 2, the end, close to the gravel cushion 5, of the drainage pipe 3 is higher than the end, close to the prefabricated channel 2, of the drainage pipe 3, the inner diameter of the drainage pipe 3 is 20-25 mm, in order to facilitate drainage, as shown in FIG. 5, the included angle between the drainage pipe 3 and the horizontal plane is α, α is more than or equal to 16 degrees and less than or equal to 30 degrees, and in the embodiment, α is preferably 22 degrees.
In the embodiment, the ecological coping structure with the drainage function has the characteristics of simple structure, easiness in production, safety, stability, convenience in construction, ecological attractiveness, economy, applicability and the like, meets the basic requirements of high-standard farmland construction, and is favorable for popularization and application.
The utility model discloses have the function that the drainage is timely, the scour prevention is washed and is kept the soil and water, can effectively prevent subsiding and the sky of taking off of the soil body, guaranteed the stability of coping and trench to the durability and the life of channel have been improved.
The utility model discloses an assembled ecological concrete bears down on one, and its structure section designs into L shape and blocks at 2 tops of prefabricated ditch and outer wall, and is through reasonable spacing, can prevent that external loads such as past vehicle, pedestrian from arousing the horizontal dislocation of bearing down on one and the ditch.
The concrete roof pressing plate unit 1 is prefabricated by sand-free macroporous concrete, can grow vegetation, avoids harsh three-sided light lining, has good landscape effect, can be used as a place where microorganisms, insects and other small animals inhabit and store, and ensures the diversity and stability of a field ecosystem.
Ecological coping structure with drainage function is prefabricated through batch production to reasonable mix proportion design can increase its length-thickness ratio, and can not have the crack risk, need not set up the dividing joint specially when laying, and the construction is swift, convenient, can save the time limit for a project.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides an ecological capping structure with drainage function which characterized in that: the prefabricated concrete roof pressing device comprises a prefabricated channel (2), wherein two sides of the top of the prefabricated channel (2) are respectively provided with an assembled ecological concrete roof pressing, the assembled ecological concrete roof pressing comprises a plurality of mutually spliced concrete roof pressing plate units (1), the concrete roof pressing plate units (1) are installed at the top of the prefabricated channel (2), and splicing seams (4) are filled between every two adjacent concrete roof pressing plate units (1); a gravel cushion layer (5) is arranged below the concrete roof pressing unit (1), a nutrient geotextile layer (6) is coated outside the gravel cushion layer (5), one end of the nutrient geotextile layer (6) is turned to the top of the concrete roof pressing unit (1), the other end of the nutrient geotextile layer (6) is turned to the top of the gravel cushion layer (5), and one section of the nutrient geotextile layer (6) is also arranged between the gravel cushion layer (5) and the prefabricated channel (2); the upper portion of prefabricated trench (2) still inlays drain pipe (3) that are equipped with a plurality of slopes and set up, the upper end setting of drain pipe (3) is in the outside of rubble bed course (5) bottom, the lower extreme setting of drain pipe (3) is at the inside wall of prefabricated trench (2).
2. The ecological coping structure with drainage function of claim 1, wherein: the bottom of concrete roof pressing unit (1) is provided with step (11) with prefabricated ditch groove (2) top assorted, prefabricated ditch groove (2) top and prefabricated ditch groove (2) lateral wall are hugged closely in step (11).
3. The ecological coping structure with the drainage function according to claim 1, wherein the included angle between the drainage pipe (3) and the horizontal plane is α, 16 degrees and α degrees and 30 degrees.
4. The ecological coping structure with drainage function of claim 1, wherein: the nutrient geotechnical cloth layer (6) is formed by laying at least one layer of nutrient geotechnical cloth.
5. The ecological coping structure with drainage function of claim 2, wherein: the cross section of the concrete roof pressing plate unit (1) is L-shaped.
6. The ecological coping structure with drainage function of claim 1, wherein: the width of the splicing seam (4) is 20 +/-2 mm.
7. The ecological coping structure with drainage function of claim 1, wherein: the inner diameter of the drain pipe (3) is 20-25 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179222.9U CN210857151U (en) | 2019-07-24 | 2019-07-24 | Ecological coping structure with drainage function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179222.9U CN210857151U (en) | 2019-07-24 | 2019-07-24 | Ecological coping structure with drainage function |
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| CN210857151U true CN210857151U (en) | 2020-06-26 |
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| CN201921179222.9U Active CN210857151U (en) | 2019-07-24 | 2019-07-24 | Ecological coping structure with drainage function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997009A (en) * | 2020-09-02 | 2020-11-27 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Lining method of farmland ecological drainage ditch |
-
2019
- 2019-07-24 CN CN201921179222.9U patent/CN210857151U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111997009A (en) * | 2020-09-02 | 2020-11-27 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Lining method of farmland ecological drainage ditch |
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