670 results about "Drainage canal" patented technology

The utility model discloses a three-link ecological protection structure for a slope, including a slope, two sides of the slope are provided with fixed beams 1, an irrigation structure is provided on the top of the slope, a plurality of pairs of fixed beams 2 are provided on the slope at equal intervals, a plurality of arc-shaped guide plates are fixedly connected between the fixed beams 1 and 2, a plurality of planting frames are provided between the arc-shaped guide plates, a drainage structure is provided on the opposite side of the fixed beams 1, a filtering structure is provided on the fixed beams 1 and 2, a drainage channel is provided at the bottom of the slope, a crushed stone layer is provided at the bottom of the slope, and a metal grid is fixedly installed on the surface of the crushed stone layer. The advantages of the utility model compared with the existing technology are: the utility model can not only guide rainwater to quickly drain water to avoid rainwater flowing straight down along the slope to form runoff to wash away vegetation and soil, but also collect rainwater and carry out reasonable irrigation to ensure the growth of slope vegetation.

The invention provides a water conservancy project sand blocking and discharging device, and mainly relates to the field of water conservancy project drainage equipment. A water conservancy project sand blocking and discharging device comprises a desilting basin, a water inlet channel, a drainage channel, a flow dividing sand blocking assembly, a sand discharging assembly and a trash blocking grating assembly, the water inlet channel is fixedly installed on one side of the desilting basin, the drainage channel is fixedly installed on the side, close to the water inlet channel, of the front face of the desilting basin, and the flow dividing sand blocking assembly is arranged in the desilting basin; the lower portion of the drainage channel is provided with a desilting assembly communicated with the interior of the desilting basin, and the water inlet channel is internally provided with a trash holding grating assembly. The device disclosed by the invention has the beneficial effects that when the device is used for shunting silt in river water, the river water is introduced into the sedimentation tank through the water inlet channel, so that the river water generates vortex in the sedimentation tank to be beneficial to gathering heavier gravels to the center, and the sediment in the river water is accelerated.

The invention discloses a slope protection device and method for rock mass collapse, and belongs to the field of slope supporting. A slope protection device for rock mass collapse comprises a concrete frame and further comprises a bottom base, a drainage structure, a first water baffle, a top end, a cleaning structure and a buffer structure, the bottom base is fixed to the bottom end of the concrete frame, the first water baffle is arranged on one side of the bottom end of the bottom base, the top end is arranged on one side of the drainage structure, and the cleaning structure is arranged in the drainage structure. The bracket is arranged on one side of the concrete frame; a driving motor drives a chain to move through a second chain wheel, so that a scraping plate scrapes deposits to move and leave the interior of a drainage channel, meanwhile, a spiral impeller pushes the deposits on the two sides to move to the bottom of the scraping plate, the drainage channel cleaning function is achieved, and the interior of the drainage channel is kept unblocked by automatically cleaning the drainage channel; the bottom of the device is not prone to being soaked in rainwater for a long time, and the defect that a drainage channel is prone to being blocked in the prior art is overcome.

The invention relates to the technical field of foundation pit construction, in particular to a foundation pit dewatering system and a foundation pit dewatering arrangement method.The foundation pit dewatering system comprises a first-stage platform, a second-stage platform and a third-stage platform which are arranged around a foundation pit, and the elevations of the first-stage platform, the second-stage platform and the third-stage platform are sequentially decreased; a plurality of first dewatering deep wells are arranged on the first-stage platform, a plurality of second dewatering deep wells are arranged on the second-stage platform, and a plurality of third dewatering deep wells are arranged on the third-stage platform; drainage ditches and / or water collecting wells are dug in the base of the foundation pit; digging a drainage channel at the top of the foundation pit; sewage in the first precipitation deep well, the second precipitation deep well, the third precipitation deep well, the drainage ditch and / or the water collecting well is discharged into the drainage channel and discharged into the sea through the drainage channel. According to the foundation pit dewatering system, through scientific arrangement of the graded dewatering deep wells and efficient cooperation of drainage facilities, the limitation of a traditional dewatering technology under the tidal influence and complex geological conditions is overcome, the construction safety, reliability and efficiency are improved, and the stability of a foundation pit is enhanced.

The invention provides an irrigation system for landscaping, which comprises a drainage channel, a settling tank arranged at the tail end of the drainage channel, a secondary filter screen plate arranged in the settling tank, a guide rod arranged above the secondary filter screen plate in the settling tank, a cleaning brush slidably arranged on the guide rod, a reciprocating slide block I arranged on the cleaning brush, and a multiscrew rod I rotationally arranged on the settling tank, a first rotating rod is rotationally arranged in the settling tank, a first hydraulic plate is arranged on the first rotating rod, and the first rotating rod and the first reciprocating lead screw are arranged in a transmission mode; an overflow port I is formed in the side wall of the settling tank; a water storage tank is correspondingly arranged below the overflow port I, and an overflow port II is formed in the side wall of the water storage tank; a water delivery pump is arranged outside the water storage tank, an inlet of the water delivery pump is connected with the second overflow port, an outlet of the water delivery pump is connected with a distribution pipe pipeline, a water distribution pipe is arranged on the distribution pipe and extends to each irrigation area, and a spraying device is arranged corresponding to each irrigation area and connected with the water distribution pipe. The irrigation system for landscaping provided by the invention can efficiently irrigate gardens on the premise of saving energy.

The invention discloses a layered drainage system for a muck slope, and relates to the field of muck slope drainage, the layered drainage system for the muck slope comprises a drainage channel, a surface drainage structure and an underground drainage structure, the drainage channel is arranged at the slope bottom, and the bottom of the drainage channel goes deep into a clay landfill layer; the surface drainage structure is arranged on the sand landfill layer and comprises an intercepting ditch, a plurality of drainage ditches and a plurality of inspection footpaths, the intercepting ditch is arranged on the slope top and communicated with the drainage ditches, the drainage ditches and the inspection footpaths are arranged on the slope surface and are in a step shape, the drainage ditches are distributed at intervals, and the inspection footpaths are communicated with the drainage ditches. An inspection footpath comprising a footpath main body and a plurality of catchment channels is arranged between any two adjacent drainage ditches, and the catchment channels are arranged on the lower side of the footpath main body and communicated with the drainage ditches; the underground drainage structure comprises a plurality of water collecting wells and a plurality of underground water pipelines which are arranged on the sand landfill layer, the water collecting wells correspond to part of the drainage ditches and are connected through the underground water pipelines, and one underground water pipeline is communicated with the drainage channel; therefore, ground surface and underground drainage can be achieved simultaneously, and drainage efficiency is improved.

The invention relates to an irrigation and drainage channel structure of irrigation and water conservancy engineering and a construction method thereof, and belongs to the technical field of irrigation and water conservancy engineering, the irrigation and drainage channel structure of the irrigation and water conservancy engineering comprises a channel body, a plurality of cleaning groups are arranged in the channel body, and the cleaning groups are arranged at intervals in the length direction of the channel body; the cleaning set comprises a scraping piece rotationally arranged in the ditch body, the rotating axis of the scraping piece is perpendicular to the bottom wall of the ditch body, the scraping piece abuts against the bottom wall of the ditch body, the distance between the two ends of the scraping piece and the rotating axis is larger than half of the width of the ditch body, and the ditch body is provided with a driving assembly used for driving the scraping piece of the cleaning set to swing in a reciprocating mode. The drainage ditch has the advantages that sediments are not prone to being accumulated in the ditch body, and the drainage effect is effectively guaranteed.

The invention discloses a filtering device for a fish-rice symbiotic field irrigation canal, and particularly relates to the technical field of irrigation, the filtering device comprises a shell, the right side of an inner cavity of the shell is fixedly connected with a drainage assembly, the left side of the outer surface of the drainage assembly is fixedly connected with a disinfection assembly, and the middle of the rear side of the disinfection assembly is fixedly connected with a filtering assembly; the right end of the filtering assembly is rotationally connected with a collecting assembly, and the left side of the inner cavity of the shell is fixedly connected with a flushing assembly. According to the filtering device for the irrigation canal of the fish-rice symbiotic field, the drainage assembly is arranged to guide water in the drainage canal and is matched with the disinfecting and killing assembly, so that water purification is facilitated, a healthier living environment is created for aquatic organisms such as carps, and the water quality is improved. And through cooperation of a filtering assembly and a collecting assembly, sterilized water can be filtered and collected again, and the situation that impurities generated in the sterilization process flow into the rice field, and consequently the environment is affected is avoided.

The invention discloses an ecological maintenance structure for the geological environment of a slope in a high-altitude freeze-thaw area, and belongs to the field of ecological restoration and water and soil conservation of slopes in high-altitude frozen soil areas. Comprising a side slope platform, a slope surface is integrally formed on the rear surface of the side slope platform, a plurality of drainage channels are integrally formed in the front surface of the slope surface, a plurality of sedimentation tanks are formed in the position, located in front of the slope surface, of the upper surface of the side slope platform, and the drainage channels communicate with the sedimentation tanks correspondingly; the two adjacent sedimentation tanks are communicated with each other; a water pumping mechanism is arranged on the right side of the side slope platform; an irrigation mechanism is arranged on the upper surface of the slope surface; the irrigation mechanism comprises a mounting box; the water flow speed is slowed down through the interval variable angle design of the drainage channel; the surface runoff can be rapidly guided through the 30-degree slope section, and frost heaving caused by accumulated water permeation is avoided; the 5-degree gentle slope section promotes natural sedimentation of silt by reducing the water flow speed, reduces water and soil loss and disperses hydraulic scouring.

The utility model discloses a control system suitable for a siphon filter tank, and belongs to the technical field of siphon filter tanks. The siphon filter is arranged in a siphon filter body, the siphon filter body comprises filter cells, a filter material layer, a U-shaped sewage discharge siphon, a U-shaped water inlet siphon, a clean water channel and a drainage channel, the U-shaped sewage discharge siphon is connected with a sewage discharge siphon valve, and the U-shaped water inlet siphon is connected with a water inlet siphon valve; one end of the U-shaped blow-off siphon is communicated with the filter grid, and the other end is communicated with the drainage channel; the control system comprises a PLC (Programmable Logic Controller), a liquid level meter arranged at the upper part of the filter lattice, a vacuum pump connected with the U-shaped sewage draining siphon and a turbidity meter arranged at a liquid outlet of the filter material layer; the sewage draining siphon valve, the water inlet siphon valve, the liquid level meter, the vacuum pump and the turbidity meter are all connected with the PLC; liquid level control and backwashing control are realized in the operation process of the siphon filter tank, and automatic operation of the siphon filter tank is realized; meanwhile, the manual supervision load is reduced, the automation degree is improved, and the actual requirement is met.

The invention discloses a capillary blocking type slope protection system based on recycled aggregate ecological concrete and a construction method of the capillary blocking type slope protection system. The capillary blocking type slope protection system is composed of a side slope, lattice beams, anchor rods, slope bottom drainage pipes, slope body drainage pipes, lattice unit drainage pipes, drainage channels, a recycled aggregate ecological concrete layer, an earthwork recycled fine grain layer and a vegetation layer. The construction method comprises the steps that after the slope body drainage pipes and the anchor rods are embedded in the slope body, drainage channels and slope bottom drainage pipes are constructed at the slope bottom, then lattice beams are poured on the slope surface, and after lattice unit drainage pipes are erected, the recycled aggregate ecological concrete layer, the recycled fine grain layer and the vegetation layer are backfilled layer by layer. The recycled aggregate ecological concrete layer is used as a coarse grain layer in a traditional capillary blocking structure, recycled aggregate ecological concrete is used for bottom layer pouring of a lattice beam transverse framework, and a slope protection system with the excellent anti-seepage slope fixing performance and drainage performance is formed. According to the slope protection system, the toughness of the ecological slope is improved, and green and high-value utilization of engineering earth and stone resources is achieved.

The utility model discloses a drainage device for hydraulic engineering, and relates to the technical field of drainage for hydraulic engineering. The water drainage device for the water conservancy project comprises a water drainage channel and a limiting net, the limiting net is arranged in the water drainage channel, a residue blocking mechanism for conveniently blocking floating objects is arranged in the water drainage channel, and a residue discharging mechanism for conveniently cleaning the floating objects in a river channel is arranged in the water drainage channel. According to the drainage device for the water conservancy project, by arranging a high-pressure spray head, when floating objects in a river channel need to be intercepted and collected, firstly, the floating objects are intercepted through a sliding strip and a blocking net, at the moment, a water suction pump conveys water into a water outlet pipe through a water suction pipe, and water in the water outlet pipe is sprayed out through the high-pressure spray head; the floating objects on the water surface are flushed into the collecting tank while the high-pressure spray head sprays water, the floating objects in the collecting tank are conveniently collected through the limiting net, follow-up fishing and cleaning are facilitated, and the device is convenient for intercepting and collecting the floating objects in the river channel.

The present invention relates to the technical field of thermal power plant wastewater treatment, and in particular to a trash interception apparatus for thermal power plant wastewater treatment. The apparatus comprises a water drainage channel, a barrier mechanism arranged on the water drainage channel, and a sediment collection and holding mechanism arranged on the water drainage channel and on one side of the barrier mechanism. The barrier mechanism comprises a slant trough arranged on the water drainage channel, a built-in rod arranged on the slant trough, a bottom net and a top net that are arranged on the built-in rod, a floating plate arranged on the top net, and an interception assembly arranged at the tail end of the floating plate. The arrangement of the barrier mechanism can effectively cope with water flows at different height in the water drainage channel. The arrangement of the slant trough can effectively cope with water surfaces at different height and can effectively filter out floating matters in the water drainage channel. As the flow rate in the water drainage channel increases, the height of water surface is relatively increased and the position of the built-in rod in the slant trough rises relatively, and vice versa, so that continuous collection of floating debris on the water surface is enabled.

The utility model relates to the technical field of irrigation and water conservancy, and discloses a farmland irrigation and drainage channel which comprises a main drainage channel and secondary drainage channels longitudinally and transversely formed in a farmland and further comprises a base, a water pumping pipe, a water suction pump, a drainage pipe, a telescopic adjusting pipe and an adjusting device. The other end of the water suction pipe extends above the secondary drainage channel, the water suction pump is arranged on the base, and the water suction pump is connected with the water suction pipe; one end of the drainage pipe extends into the main drainage channel, the other end of the drainage pipe extends to the bottom of the secondary drainage channel, the end, extending to the bottom of the secondary drainage channel, of the drainage pipe is connected with the telescopic adjusting pipe, and the adjusting device is used for adjusting the height of a pipe opening in the upper end of the telescopic adjusting pipe. The device has the effect of conveniently irrigating and draining the farmland.

The utility model discloses a drainage mechanism for a water conservancy project. The drainage device comprises a control base, a drainage base, a drainage enhancing assembly arranged on the surface of the drainage base and a drainage control assembly arranged in the drainage base, the drainage control assembly comprises an embedding groove formed in the drainage base, an embedding block is connected into the embedding groove in a matched mode, one end of the embedding block is fixedly connected with a baffle, the baffle is in an L shape, and the drainage enhancing assembly is arranged on the surface of the drainage base. The baffle is movably connected to the interior of the drainage base, the connecting positions are increased through the caulking grooves formed in the two sides of the interior of the drainage channel, the baffle is connected with the caulking grooves through the embedding blocks fixedly connected to the two sides, the baffle is installed in the drainage channel, and the baffle is in an L shape, so that the interior of the drainage channel is conveniently blocked, and a water source in the drainage channel is conveniently controlled; a plurality of wave-shaped columns are mounted at the bottom of the inner side of the drainage channel, so that the turbulence of a water source during drainage is improved, the impact force on the drainage base is reduced, the overall protection performance is improved, and drainage operation is facilitated.

The invention relates to the field of municipal road drainage, in particular to a municipal road diversion type drainage pipeline system which comprises drainage channels buried in the two sides of a road. Through sleeving connection of the sealing barrel and the drainage barrel, when the water surface exceeds the drainage barrel and is drained along the interior of the drainage barrel, a siphonic effect is generated in the sealing barrel, water flow is rapidly drained, meanwhile, in the drainage process, a turbofan I drives the sealing barrel to rotate through the water flow, and therefore a filtering disc is matched with a scraping plate, and blockage of the filtering disc is avoided; power is transmitted to the filter cartridge through the butt joint shaft, so that the drainage efficiency of the shunt pipes is improved through the spiral flow guide rod below, the drainage efficiency of water flow is further improved, the situation that the filter cartridge is blocked can be avoided through centrifugal force, and through the structure, it can be guaranteed that the drainage efficiency of the filter cartridge is improved under the condition that excessive shunt pipes are not needed to be additionally arranged. The flow dividing efficiency is improved when the water amount is large, an additional power source does not need to be additionally arranged, and the construction cost and the operation stability are effectively reduced.

The utility model relates to the field of mine drainage, and discloses a drainage structure for ecological restoration based on a surface mine barren rock yard, the drainage structure comprises a drainage channel, an interception plate is arranged in the drainage channel, a plurality of first drainage holes are formed in the front side of the interception plate in an array mode, and a V-shaped plate is fixedly mounted on the front side of the interception plate; two cleaning holes are symmetrically formed in the side of the V-shaped plate, a motor on a small winch drives a winding drum and a steel wire lifting rope to rotate, so that the steel wire lifting rope conveniently drives an intercepting plate and the V-shaped plate to move upwards, and after the intercepting plate and the V-shaped plate move to a proper height, personnel can clean sundries at the bottom in the V-shaped plate through the cleaning holes, so that the working efficiency is improved. The device is simple in structure and convenient to operate, impurities in water in the drainage channel can be effectively intercepted, the intercepted impurities can be conveniently cleaned, and meanwhile, personnel can remotely monitor the condition of the intercepting plate in the drainage channel by cooperating with the monitoring camera, so that the personnel can respond in time.

The invention belongs to the field of water conservancy drainage channels, and particularly relates to a water conservancy drainage channel cleaning device which comprises a water tank, a water retaining assembly is arranged at the bottom of the water tank, a motor is fixedly connected to the outer wall of the water tank, and the output end of the motor extends into the water tank and is fixedly connected with a lead screw which is rotationally connected with the water tank. A sliding plate is connected to the outer wall of the lead screw through a lead screw nut pair and slidably connected with the water tank. According to the cleaning device for the water conservancy drainage channel, the two sides of the baffles are arranged to be the slopes, the baffles can be better attached to the inner wall of the drainage channel conveniently, the two baffles are controlled to move downwards to be inserted into the drainage channel, the drainage channel below the water tank is conveniently blocked, part of sewage in the drainage channel is stopped, and it is avoided that sludge flows downstream after being flushed down; the phenomenon that the downstream is aggravated and blocked by sludge is effectively prevented, after water is pumped from a drainage channel below the water tank, the sludge flushing effect of the nozzle can be improved, and the device can be conveniently used at the position where water cannot be supplied.

The surface mine ecological restoration drainage structure comprises a drainage part and reinforcing parts at the two ends of the drainage part, the drainage part comprises a drainage channel and a gate body, the gate body is clamped in the drainage channel, a portal frame is arranged above the drainage channel, and a hoisting assembly on the portal frame is connected with the gate body; the reinforcing part comprises a plurality of reinforcing assemblies which are symmetrically distributed and linearly arranged, each reinforcing assembly comprises a reinforcing base and a supporting plate, the supporting plates are rotationally connected with the reinforcing bases, the reinforcing bases are provided with a plurality of ground nails, and reinforcing nets are arranged between the reinforcing assemblies and the adjacent reinforcing assemblies. The two ends of the reinforcing net are connected with the supporting plates in the two reinforcing assemblies correspondingly. According to the drainage structure, collapse of the surface mine drainage area is effectively prevented through the arrangement of the reinforcing part, and stable operation of a drainage system is guaranteed; and the gate body is matched with the hoisting assembly to control the drainage flow, so that the drainage efficiency and safety in the ecological restoration process of the surface mine are improved.

The utility model discloses a landscaping drainage structure, which belongs to the technical field of drainage and comprises a drainage channel, a filter component is mounted at the upper end of the drainage channel and consists of a mounting base plate, a filter screen cover, a connecting strip, a support net and filter stones, the filter screen cover is fixedly inserted on the mounting base plate, and the connecting strip is connected with the filter screen cover. The two connecting strips are symmetrically and fixedly installed at the lower end of the installation base plate, the supporting net is fixedly installed at the inner ends of the two connecting strips, the filtering stone is placed at the upper end of the supporting net, and the filtering assembly is installed at the upper end of the drainage channel through two sets of fixing structures. The filtering net cover, the filtering stones and the supporting net on the filtering assembly can conduct multiple filtering on water flowing into the drainage channel, the filtering net cover can block and filter some large sundries, the filtering stones on the supporting net can block and filter some small sundries, and therefore the probability that the sundries enter the drainage channel can be reduced, and the drainage effect is improved. The probability that the drainage channel is blocked by sundries is reduced.

The invention provides a drainage channel structure of a geological disaster control project and a construction method of the drainage channel structure, and relates to the technical field of drainage channels. The drainage channel structure of the geological disaster control project comprises an excavated U-shaped drainage channel body, a channel body supporting structure is arranged in the drainage channel body, and the channel body supporting structure comprises a first supporting layer and a second supporting layer arranged on the inner side of the first supporting layer; the first supporting layer comprises U-shaped supporting walls and a U-shaped concrete platform which are matched with the U-shaped drainage channel body, the U-shaped supporting walls are embedded in supporting wall setting cavities so as to form the first supporting layer with the U-shaped concrete platform, and the U-shaped supporting walls are formed by filling stone cages with broken stones; the second supporting layer is a concrete layer, and waterproof geotechnical cloth is arranged between the second supporting layer and the first supporting layer. The concrete layer of the second layer is not prone to cracking or damage, the canal body supporting structure is more stable, and the service life is longer.

The invention relates to the technical field of corn planting, and discloses a planting method for reducing waterlogging damage of corn, which comprises the following steps: S1, construction of a drainage channel: reasonably planning and constructing the drainage channel to ensure that redundant rainfall is timely drained; s2, soil preparation; s21, deep ploughing: deep ploughing can break the plow pan, improve the soil structure and promote the root development; a high-ridge double-row planting mode is combined with an effective drainage channel, the risk that roots are soaked in water for a long time can be effectively reduced, root rot and other related diseases caused by waterlogging are reduced, healthy root systems are the basis for guaranteeing normal water and nutrient absorption of crops and are directly related to the final yield, the plow pan is broken through deep ploughing, and the yield of crops is increased. The soil permeability is improved, the root development is promoted, and the method has the characteristics of high practicability and high planting efficiency.

The utility model relates to the technical field of concrete face dam protection, and discloses a concrete face dam protection structure which comprises a concrete face dam body, and the concrete face dam body is sequentially provided with a side slope, a buffering slope and an upstream slope from top to bottom. A reinforcing assembly; the reinforcing assembly is arranged on the side slope and used for preventing side slope chippings from falling off. A buffer assembly; the buffering assembly is arranged on the surface of the upstream slope and used for protecting the upstream slope. The reinforcing assembly comprises fixing plates, the fixing plates are arranged on the two sides of the side slope, reinforcing frames are arranged on the fixing plates, the reinforcing frames are connected to the fixing plates through bolts in a threaded mode, a polystyrene foam plate adheres to the surface of the side slope, four sets of drainage grooves are formed in the surface of the side slope, and drainage channels are formed in the buffer slope. Through the reinforcing assembly, deformation is prevented, and broken stones are prevented from falling off after concrete cracks.

The utility model relates to the technical field of drainage channel assembly, in particular to a prefabricated drainage channel assembly auxiliary supporting device which comprises a plate trailer, a drainage channel body is arranged at the top of the plate trailer, a motor is installed on the left side of the plate trailer, four sliding grooves a are formed in the plate trailer, and moving blocks are installed on the inner walls of the sliding grooves a. Springs are installed on the left side and the right side of the moving block, a connecting block is hinged to the top of the moving block, connecting frames are hinged to the top end of the connecting block, and supporting plates are installed on the tops of the connecting frames on the left side and the right side. The supporting device has the advantages that the tray is pushed through the spring, the pressure on the supporting device when the drainage channel is placed downwards can be effectively reduced, the using effect of the supporting device is improved, the service life of the supporting device is prolonged, workers can conveniently assemble the drainage channels one by one, the assembling process is simplified, and the working efficiency is improved; therefore, workers can more easily complete the assembly work of the drainage channel.

The invention relates to the technical field of agricultural irrigation, in particular to a farmland irrigation drainage dike which comprises a drainage channel, dikes are installed on the inner bottom wall of the drainage channel in the water flow direction at intervals, the height of the dikes is 10 centimeters higher than the height of a water inlet of the drainage channel, drainage pipes are installed in the dikes in a penetrating mode, and gates are installed on the drainage channel. A filtering part is arranged at a water inlet of the drainage channel; the drainage channel is divided into a plurality of independent irrigation units through the arrangement of the multiple dams, each dam is 10 centimeters higher than the water inlet, when the water level reaches the height of the dam, redundant water automatically overflows, the water amount can be flexibly adjusted according to the water requirement of different crops, it is ensured that water enters each land evenly, and uneven drought and flood are avoided.

The utility model discloses a plastic runway structure capable of rapidly draining water, which comprises an annular runway and a drainage channel, a sealing plate is arranged on the drainage channel, the bottom side of the annular runway is in contact with a concrete layer, the upper side of the concrete layer is uniformly provided with recesses, and the recesses incline from the outer side of the annular runway to one side of the drainage channel. Through holes are evenly formed in the baffle, the concrete layer is located in the pit and makes contact with a metal cushion plate, the metal cushion plate is provided with an anti-rust layer and fixedly connected with a cushion plate through bolts, the upper end of the cushion plate is fixedly connected with a support, and the support is fixedly connected with the baffle. The pit is arranged on the upper side of the concrete layer, the baffle is installed on the upper side of the pit to provide support, meanwhile, rainwater leaks out conveniently through the through holes and is guided to one side of the drainage channel, and the drainage channel is arranged in the pit. Therefore, the leakage problem of the plastic track can be solved.

The utility model provides a landscape landscaping slope drainage structure, which relates to the field of landscaping slope drainage, and comprises a slope drainage channel and a landscaping slope body, the slope drainage channel is embedded and laid on the surface of the landscaping slope body, and a channel surface cover plate covers the upper surface of the slope drainage channel. A vertical baffle is fixed to the lower edge of the outer surface of the channel face cover plate, a porous filter screen and an impurity inlet notch are formed in the surface of the channel face cover plate, a filter screen frame is clamped to the inner side of the slope drainage channel through a supporting plate, and the filter screen frame is distributed and located at the lower end of the impurity inlet notch. The side end of the slope drainage channel is connected with an underground drainage pipe through a connecting groove block. The utility model solves the problem that in the prior art, drainage structures such as drainage channels at the bottom of the greening slope surface are obvious and affect the landscaping aesthetic property.

This utility model discloses a drainage structure for a self-service car wash machine, belonging to the technical field of self-service car wash machines. It includes a drainage channel with an inclined base on one side. The lower inclined sidewall of the base is connected to the drainage channel. A grid plate is horizontally arranged on the top surface of the base. A filter plate is inclinedly arranged inside the drainage channel. Multiple movable components are movably arranged on the top of the drainage channel. This self-service car wash machine drainage structure uses two hinged movable plates, combined with hooks and flanges, to achieve an n-shaped fold. Multiple movable components enable multiple movable plates to achieve an m-shaped fold, allowing for flexible cleaning of the inclined filter plate. Compared to existing devices, this avoids the problem of having to completely lift the cover plate on the drainage channel when cleaning, thus improving cleaning flexibility and efficiency.

1. Name of the design product: water channel (water conservancy and hydropower). 2. Use of the design product: the design product is used for drainage channel. 3. Design points of the design product: in shape. 4. Picture or photo that best indicates the design points: perspective view 1.

This utility model relates to the field of concrete drainage ditches and discloses a slipform track structure for cast-in-place concrete drainage ditches. The structure includes an inner plate, an outer plate, and a transverse sleeve. Both the inner and outer plates are L-shaped and interlock. Sliding rods are fixedly connected to the inner sides of both the inner and outer plates, and rod holes are formed on the edges of both plates. These rod holes correspond to the sliding rods and are slidably engaged with them. Furthermore, sliders are fixedly connected to the upper corners of the same surfaces of both the inner and outer plates. This utility model, by designing the drainage ditch slipform track structure to allow adjustment of the width and side slope angle of the formed drainage ditch, avoids the limitations of existing drainage ditch slipform track structures, which use fixed templates and cannot freely adjust the width and side slope angle of the formed drainage ditch. This allows for the selection of more suitable specifications based on the changing conditions of the construction site.