Prefabricated drainage ditch for mountain wind power plant

Abstract

The utility model discloses a prefabricated drainage ditch of a mountain wind power plant, which relates to the technical field of drainage ditches and comprises a side slope and a prefabricated drainage ditch. By the adoption of the structure, the drainage cross section area of the drainage ditch is increased, so that the drainage capacity of the drainage ditch is enhanced, the gravel filling filter layer in the filter layer is filled with gravel to form a gravel filter layer which can intercept surrounding silt impurities, and the upper planting layer is combined with plant roots through planting soil, so that the drainage effect is improved. The root systems are staggered in the planting soil to form a filter network, fine-particle silt can be adsorbed and filtered, a flexible adjusting mechanism is provided, the sliding plate slides in the sliding groove to adjust the contact ratio aperture of the filter holes of the first filter plate and the second filter plate, the water flow can be flexibly adjusted, and the use convenience of the drainage ditch is improved; the prefabricated drainage ditches can be spliced into drainage ditches with different lengths and different gradients according to drainage requirements, and practicability and adaptability are enhanced. Gravel and planting soil can be obtained locally and are economical and environment-friendly.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of drainage ditch, especially relate to a mountain wind power station prefabricated drainage ditch. BACKGROUND

[0002] Slope drainage ditch as an important water conservancy facility specially designed for the slope drainage demand has the indispensable position in the wind power station engineering (especially mountain wind power station), slope covers the slope surface of mountain, embankment, cutting and so on in the inclined state, because the special geographical position and form feature of these slope surfaces, it is extremely easy to be influenced by rainwater scouring and other natural factors, and further can cause landslide, collapse and other serious geological disasters, and the slope drainage ditch is just to effectively deal with these potential risks and emerge as the times require;

[0003] Slope drainage ditch is generally built along the edge of slope or at the specific position of slope surface, its common shape has U shape, trapezoidal or rectangle etc., and is relatively various in the selection of material, both simple soil drainage ditch / ecological drainage ditch, this type cost is relatively lower, and construction is relatively simple, and is applicable to some slope regions with not particularly high drainage requirement and relatively stable geological condition, however, in more engineering scenes, such as mountain wind power station, in order to ensure the firmness and durability and long-term stable operation of drainage ditch, the materials such as mortar piece (block) stone, concrete are often used for masonry, and the drainage ditch made of these materials can better resist the scouring of water flow and the erosion of external environment, prolongs the service life of drainage ditch;

[0004] The core role of slope drainage ditch in wind power station engineering mainly reflects that it can effectively intercept and dredge the rainwater on the surface of slope body, through reasonable drainage path planning, guides the rainwater to the nearby natural ditch, prevents the rainwater from penetrating into the inside of slope body in large quantity, significantly reduces the water content of slope body, maintains the mechanical stability of slope body, thereby enhances the stability of the whole slope, reduces the disaster risk such as landslide, collapse caused by rainwater soaking, therefore, slope drainage ditch is the key facility for guaranteeing the safety of slope in wind power station construction and maintaining its long-term stability;

[0005] However, the existing slope drainage ditch also exposes some problems in the actual engineering application process, and there are a large number of exposed (excavated / filled) slopes in the construction of wind power projects, which causes a large amount of silt carried by rainwater scouring the slope to adhere to the inside of the ditch. With the passage of time, the silt continuously accumulates to cause the drainage ditch to be blocked, which affects the normal drainage function, further aggravates the waterlogging risk of the slope, and threatens the stability of the slope. In order to solve this problem, the existing slope drainage ditch usually needs to be regularly cleaned and maintained, but such regular cleaning and maintenance work consumes a large amount of manpower, material resources and time cost. In the mountainous wind power field with complex terrain and inconvenient transportation, the cleaning and maintenance work faces many difficulties and challenges. Obviously, such a status quo brings many inconveniences to the use and management of the slope drainage ditch of the mountainous wind power field. Therefore, it has become a top priority to improve and optimize the slope drainage ditch, improve its drainage efficiency and reduce the maintenance cost. Practical new type content

[0006] In view of the problems mentioned in the background art, the purpose of the present application is to provide a prefabricated drainage ditch for mountainous wind power field to solve the problem that the existing drainage ditch is easily silted during application.

[0007] The above technical purpose of the present application is realized by the following technical scheme:

[0008] A prefabricated drainage ditch for mountainous wind power field, comprising a slope and a prefabricated ditch, the prefabricated ditch is installed at the slope toe, and the top of the prefabricated ditch is fixedly installed with a filtering mechanism on both sides.

[0009] The filtering mechanism comprises a prefabricated frame seat, the prefabricated frame seat is fixedly installed on both sides of the top of the prefabricated ditch, first filter plates are fixedly installed on both sides of the prefabricated frame seat, filter holes are equally spaced on the first filter plates, flow regulating assemblies are installed on both sides of the outer surface of the prefabricated frame seat, the flow regulating assemblies are arranged on the outside of the first filter plates, and a filter layer is filled in the inside of the prefabricated frame seat.

[0010] As a preferred technical scheme, the overall cross-sectional shape of the prefabricated ditch is arranged in a U shape, and the prefabricated ditch is arranged as a prefabricated drainage ditch for mountainous wind power field.

[0011] As a preferred technical scheme, the flow regulating assembly comprises a chute, the chute is arranged at the front and rear ends of both sides of the prefabricated frame seat, a sliding plate is slidably connected to the inside of the chute, a second filter plate is fixedly installed on the inside of the sliding plate, filter holes are also equally spaced on the second filter plate, and fixing members are fixedly installed at both ends of the outside of the second filter plate.

[0012] As a preferred technical scheme, the fixing member comprises a fixing side plate fixedly installed at the middle part of the outer side of the sliding plate, and a fixing screw rod is threadedly connected to the outer end of the fixing side plate, and the end of the fixing screw rod penetrates through the fixing side plate and the outer side of the prefabricated frame base and is connected in a matched mode.

[0013] As a preferred technical scheme, the fixing screw rod is a hand screw rod, a knob handle is fixedly connected to the outer end of the fixing screw rod, and anti-skid protrusions are fixedly connected to the outer surface of the knob handle in an equidistant mode.

[0014] As a preferred technical scheme, the inner end of the sliding plate is in a whole cross-section shape of a Chinese character 'N', and the inner cavity of the sliding groove is also in a whole cross-section shape of a Chinese character 'N'.

[0015] As a preferred technical scheme, the filter layer comprises a gravel filling layer and a planting layer, and the gravel filling layer and the planting layer are laid in the prefabricated frame base, wherein the gravel filling layer is located at the lower part, and the planting layer is located at the upper part, the filling material in the gravel filling layer is the gravel excavated in the construction of a mountain wind power plant, and the planting soil in the planting layer is the surface soil stripped in the wind power plant area.

[0016] In summary, the utility model mainly has the following beneficial effects:

[0017] First, the prefabricated water ditch can be directly installed after the water channel is dug on the ground, without the need of on-site pouring, can be quickly assembled, shortens the construction period and improves the engineering efficiency, the filter mechanism is designed well, when the water flow of the side slope is discharged, is sequentially filtered through the first filter plate, the second filter plate and the filter layer, the filter hole cooperates with the gravel filling filter layer to effectively intercept the silt, avoids the water ditch from being filled with silt, has excellent filtering performance, does not need to frequently clean the side slope drainage ditch, improves the use convenience, reduces the maintenance cost, and provides an efficient and reliable scheme for the side slope drainage project.

[0018] Second, the gravel filling filter layer in the filter layer is laid to form a gravel filter layer, can intercept large silt impurities, and has a flexible adjustment mechanism, the sliding plate is adjusted in the sliding groove to adjust the coincidence degree of the filter hole of the first filter plate and the second filter plate, is convenient for flexibly adjusting the water flow, improves the use convenience of the drainage ditch, adapts to different drainage scenes and flow requirements, enhances the practicality and adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic view of the utility model;

[0020] Figure 2 It is the side view structure schematic view of the utility model;

[0021] Figure 3 It is the flow regulation assembly split state structure schematic view of the utility model;

[0022] Figure 4 is a first filter plate and second filter plate split state structure schematic view of the utility model;

[0023] Figure 5 is a filter layer cross section structure schematic view of the utility model.

[0024] Reference signs: 1, side slope; 2, prefabricated ditch; 3, filter mechanism; 31, prefabricated frame seat; 32, filter hole; 33, flow regulating assembly; 331, chute; 332, sliding plate; 333, second filter plate; 334, fixing piece; 3341, fixed side plate; 3342, fixed screw; 3343, knob handle; 34, filter layer; 341, gravel filling layer; 342, planting layer; 35, first filter plate. DETAILED DESCRIPTION

[0025] Example 1

[0026] Reference Figures 1 to 4 The prefabricated drainage ditch of the mountain wind power plant of the embodiment comprises a side slope 1 and a prefabricated ditch 2, the prefabricated ditch 2 is installed at one side of the lower end of the side slope 1, and the top of the prefabricated ditch 2 is fixedly provided with filter mechanisms 3 on both sides;

[0027] The filtering mechanism 3 comprises a prefabricated frame 31 fixedly installed on the top of the prefabricated water ditch 2, both sides of the prefabricated frame 31 are fixedly installed with a first filter plate 35, a plurality of filter holes 32 are arranged on the first filter plate 35 at equal intervals, the diameter of the filter hole 32 is 5mm-15mm, the hole distance is 30mm-50mm, the outer surface of the prefabricated frame 31 is installed with a flow regulating assembly 33, the flow regulating assembly 33 is arranged on the outside of the first filter plate 35, the inside of the prefabricated frame 31 is filled with a filter layer 34, the filter layer 34 comprises a gravel filling layer 341 and a planting layer 342, the gravel filling layer 341 is laid on the bottom of the prefabricated frame 31, the planting layer 342 is laid on the top of the gravel filling layer 341, the prefabricated water ditch 2 is convenient to install, can be quickly installed on one side of the slope 1 at the lower end, saves construction time and cost, the thickness of the gravel filling layer 341 is 15cm-25cm, the thickness of the planting soil of the planting layer 342 is 10-20cm, the particle size of the gravel is 15mm-35mm, and the planting soil of the planting layer 342 can be combined with the surface soil stripped in the project area or the clay, loess or sand soil collected nearby in a ratio of 1:1 for use, which saves the use cost and plants herbaceous plants on it to form a vegetation layer, and the filter network is formed by the interlaced roots of the vegetation and the planting soil to improve the adhesion performance, in the filtering mechanism 3 on both sides of the top, the prefabricated frame 31 provides stable support for the entire filtering structure, the filter holes 32 on the first filter plate 35 cooperate with the flow regulating assembly 33, and the water flow can be flexibly adjusted according to actual needs, thereby enhancing the control ability of the drainage flow, the design of the filter layer 34 is very reasonable, the gravel filling layer 341 at the bottom can effectively filter small silt particles, the planting layer 342 at the top can further improve the filtering effect of the small particle silt, and the planting layer 342 can plant vegetation, which can reduce water and soil loss and improve the green environment, and has a certain ecological protection effect on the environment, the prefabricated drainage ditch of the mountain wind power plant has high filtering performance, can effectively reduce the siltation of silt in the water ditch, improves the service life and drainage efficiency of the drainage ditch, is suitable for various slope 1 drainage scenes, the prefabricated frame 31 is a concrete pouring frame, during specific laying, the gap therebetween can be closed by using concrete after splicing and butt joint, so that it has good sealing function, and the prefabricated frame 31 is installed in the water ditch by penetrating the anchor rod, so that it has strong and stable installation performance and avoids deviation.

[0028] Reference Figures 1-3The overall cross-sectional shape of the prefabricated water ditch 2 is in U shape, the prefabricated water ditch 2 is arranged as a prefabricated drainage ditch of a mountain wind power plant, the U-shaped cross-section design makes the internal space of the water ditch relatively large, the water flow is smoother when passing through, can effectively reduce the water flow resistance, improve the drainage efficiency, compared with other shapes, the U-shaped water ditch is more uniform in structure stress when bearing the same water pressure, can better resist the erosion and pressure of water flow, enhances the stability and durability of the water ditch, the prefabricated way ensures the quality and strength of the water ditch, has good compression resistance and durability, can adapt to various complex geological environments and climate conditions, in the prefabrication process, the size accuracy and quality consistency of the water ditch can be ensured by strictly controlling the quality of raw materials and production process, this prefabrication method can also be mass-produced in the factory, then transported to the construction site for installation, shortens the construction period and reduces the construction cost, at the same time, the material is relatively strong and not easy to be damaged by external factors, can stably play the drainage function for a long time, reduces the workload of later maintenance and repair, provides reliable guarantee for the slope 1 drainage project.

[0029] Reference Figures 1-4The flow adjusting assembly 33 comprises a sliding groove 331 which is arranged on the front and rear ends of the two sides of the prefabricated frame 31. The inner side of the sliding groove 331 is slidably connected with a sliding plate 332. The inner side of the sliding plate 332 is fixedly installed with a second filter plate 333. The second filter plate 333 is also provided with filter holes 32 at equal intervals. The outer ends of the second filter plate 333 are fixedly installed with fixed parts 334. The fixed parts 334 comprise fixed side plates 3341 which are fixedly installed on the outer middle part of the sliding plate 332. The outer end of the fixed side plate 3341 is threadedly connected with a fixed screw 3342. The end of the fixed screw 3342 penetrates through the fixed side plate 3341 and the outer side of the prefabricated frame 31 and is connected in a fit-on manner. The fixed screw 3342 is a hand screw. The outer end of the fixed screw 3342 is fixedly connected with a knob 3343. The outer surface of the knob 3343 of the fixed screw 3342 is fixedly connected with anti-skid protrusions at equal intervals. The inner end of the sliding plate 332 is provided in a convex shape. The inner cavity of the sliding groove 331 is also provided in a convex shape. The sliding connection between the sliding groove 331 and the sliding plate 332 is designed ingeniously, so that the sliding plate 332 can stably slide in the sliding groove 331. The second filter plate 333 on the inner side of the sliding plate 332 can move along with the movement of the sliding plate 332 through the connection with the sliding plate 332, so as to realize the adjustment of the relative position of the filter holes 32 of the first filter plate 35. This adjustment mode can flexibly change the effective area of the water flow through the filter plate, so as to achieve the purpose of adjusting the water flow. The design of the fixed parts 334 provides reliable guarantee for the fixed position after adjustment. The hand screw 3342 on the fixed side plate 3341 is convenient and quick to operate. The user only needs to rotate the knob 3343 to realize the fit-on and loosening of the fixed screw 3342 and the prefabricated frame 31. The hand screw design does not need to rely on other tools, so that the operation is more convenient and efficient on site. The anti-skid protrusions on the outer surface of the knob 3343 increase the friction, so that the rotation operation is more labor-saving and not easy to slip, thereby improving the accuracy and stability of the operation. The convex cross-section design of the sliding plate 332 and the sliding groove 331 cooperates with each other, which not only can ensure the stability of the sliding plate 332 during the sliding process and prevent the sliding plate 332 from falling off from the sliding groove 331, but also makes the connection between the sliding plate 332 and the sliding groove 331 more compact, so as to reduce the possibility of water leakage from the gap and improve the sealing performance and reliability of the whole filter mechanism 3. Overall, the design of the flow adjusting assembly 33 can realize accurate water flow adjustment of the prefabricated drainage ditch of the mountain wind power plant under different drainage requirements, thereby enhancing the adaptability and practicality.

[0030] Principle and advantages: By setting the prefabricated water ditch 2, in the actual application process, only need to dig the water channel in advance on the ground, then the prefabricated water ditch 2 can be conveniently installed inside the water channel, this way does not need to be poured on site, so that the whole assembly process can be quickly completed, shorten the construction period, improve the engineering efficiency, and in its use process, thanks to the carefully designed filter mechanism 3, when the water flow on the slope 1 is discharged into the prefabricated water ditch 2, the water will be filtered in turn by the first filter plate 35, the second filter plate 333 and the filter layer 34, among them, the filter hole 32 and the filter layer 34 of the stone filling material cooperate with each other, which can effectively intercept the sediment, this design can well avoid the sediment into the prefabricated water ditch 2, so as to prevent the water ditch from being filled with sediment, in general, during the application, the prefabricated water ditch 2 has excellent filtering performance, so that it does not need to be cleaned frequently in daily use, greatly improves the convenience of the whole use process, reduces the maintenance cost and labor input, and provides an efficient and reliable solution for the slope 1 drainage project;

[0031] By setting the filter layer 34, during use, the gravel filling layer 341 and the planting layer 342 can intercept sediment, stones and other impurities by virtue of their particle gaps, play an important role in filtering, and the planting layer 342 can plant vegetation, the root system of which can effectively adsorb and fix sediment, which can effectively purify and filter the drainage in the slope 1 drainage ditch, effectively prevent sediment from entering the inside of the water ditch, avoid water ditch blockage, in addition, during use, a flexible adjustment mechanism is designed, by adjusting the sliding plate 332 to slide inside the sliding groove 331, the sliding plate 332 can move up and down, when the sliding plate 332 slides up and down, it can cleverly adjust the position of the filter hole 32 of the first filter plate 35 and the second filter plate 333, in this way, the coincidence degree of the first filter plate 35 and the second filter plate 333 can be adjusted flexibly, and then the water flow can be adjusted flexibly according to the actual demand, this design further improves the use convenience of the drainage ditch, makes it better adapt to different drainage scenes and flow requirements, enhances its practicality and adaptability in various complex environments.

Claims

1. A prefabricated drainage ditch for a mountain wind farm, comprising a slope (1) and a prefabricated ditch (2), characterized in that: The prefabricated water ditch (2) is installed at the slope foot of the slope (1), and the top of the prefabricated water ditch (2) is fixedly provided with a filtering mechanism (3) on both sides. The filtering mechanism (3) comprises a prefabricated frame seat (31) fixedly installed on both sides of the top of the prefabricated water ditch (2), and first filter plates (35) are fixedly installed on both sides of the prefabricated frame seat (31), filter holes (32) are arranged at equal intervals on the first filter plates (35), flow adjusting assemblies (33) are installed on the outer surfaces of the prefabricated frame seat (31), the flow adjusting assemblies (33) are arranged on the outer sides of the first filter plates (35), and a filter layer (34) is filled in the inner side of the prefabricated frame seat (31).

2. The prefabricated drainage ditch of the mountain wind farm according to claim 1, characterized in that: The prefabricated water ditch (2) is in a U-shaped structure, and is a prefabricated drainage ditch of a mountain wind power plant.

3. The prefabricated drainage ditch of the mountain wind farm according to claim 1, characterized in that: The flow adjusting assembly (33) comprises a sliding groove (331) arranged at the front and back ends of the two sides of the prefabricated frame seat (31), a sliding plate (332) slidably connected to the inner side of the sliding groove (331), and a second filter plate (333) fixedly installed on the inner side of the sliding plate (332), wherein filter holes (32) are also arranged at equal intervals on the second filter plate (333), and fixing members (334) are fixedly installed at the two ends of the outer side of the second filter plate (333).

4. The prefabricated drainage ditch of the mountain wind farm according to claim 3, characterized in that: The fixing member (334) comprises a fixed side plate (3341) fixedly installed on the outer middle part of the sliding plate (332), and a fixed screw rod (3342) threadedly connected to the outer end of the fixed side plate (3341), wherein the end of the fixed screw rod (3342) penetrates through the fixed side plate (3341) and the outer side of the prefabricated frame seat (31) and is connected in a fit-on mode.

5. The prefabricated drainage ditch of the mountain wind farm according to claim 4, characterized in that: The fixed screw rod (3342) is a hand screw rod, a knob handle (3343) is fixedly connected to the outer end of the fixed screw rod (3342), and anti-skid protrusions are fixedly connected to the outer surface of the knob handle (3343) at equal intervals.

6. The prefabricated drainage ditch of the mountain wind farm according to claim 5, characterized in that: The inner end of the sliding plate (332) is in a convex-shaped structure, and the inner cavity of the sliding groove (331) is also in a convex-shaped structure.

7. The prefabricated drainage ditch of the mountain wind farm according to claim 1, characterized in that: The filter layer (34) comprises a gravel filling layer (341) laid on the inner bottom of the prefabricated frame seat (31), and a planting layer (342) laid on the top of the gravel filling layer (341).

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