277 results about "Drainage canal" patented technology

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 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 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 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 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 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.

The field irrigation and drainage gate comprises a gate plate installed in a drainage channel, the gate plate ascends and descends through a height adjusting mechanism, limiting blocks are installed on the inner walls of the two sides of the drainage channel, and the gate plate is arranged between the two limiting blocks in an inserted mode. A composite protection plate is detachably installed on the side, close to the water source, of the gate plate, and the bottom and the two sides of the composite protection plate are in sealed connection with the bottom face and the inner walls of the two sides of the drainage channel correspondingly. The detachable composite protection plate is installed on the side, close to the water source, of the flashboard, water in the drainage channel is blocked through sealing of the composite protection plate and the side wall of the drainage channel, the water and the flashboard are blocked through the composite protection plate, the flashboard is prevented from being damaged due to corrosion of substances in the water, the service life of the flashboard is prolonged, direct replacement of the flashboard is avoided, and cost is reduced. And by utilizing the composite protection function of the composite protection plate, the service life of the composite protection plate can be prolonged, so that the maintenance cost is reduced, and the market prospect is wide.

The utility model belongs to the technical field of drainage channels, and particularly relates to an automatic lifting type water retaining device. The automatic lifting type water retaining device comprises a water retaining assembly and a limiting assembly. The water retaining assembly is configured to be capable of floating on the water surface; the water retaining assembly is slidably connected with the limiting assembly, and the limiting assembly is used for being connected to the inner side wall of the drainage channel so that the water retaining assembly can slide back and forth in the depth direction of the drainage channel. The water retaining device can be hidden in a drainage channel without affecting the attractiveness and causing passage obstacles when no water retaining requirement exists, and can rise automatically to block accumulated water on a road when the water retaining requirement exists; road accumulated water is prevented from crossing the drainage channel to reach the human living area or the water amount of the road accumulated water crossing the drainage channel to reach the human living area is reduced.

The utility model discloses an energy-saving roof of a green building, which comprises a support frame, a first drainage channel and a second drainage channel, the roof main body is arranged at the upper end of the supporting frame, a plurality of first drainage grooves are formed in the upper end of the roof main body, and the first drainage channels are correspondingly arranged at the lower ends of the first drainage grooves; the drainage guide column is arranged at the lower end of the supporting frame, a first guide hole is formed in the upper end of the drainage guide column, a first drainage hole is formed in one end of the first drainage channel, the first guide hole is matched with the first drainage hole, and a filtering mechanism is arranged at the lower end of the drainage guide column. According to the energy-saving roof of the green building, rainwater can be guided into the first drainage channel through the first drainage groove in rainy days, is collected through the first drainage channel and flows into the drainage guide column, impurities such as fallen leaves can be filtered out through the first filter plate and the first filter screen, and it is guaranteed that drainage is not prone to blockage.

The invention discloses an anti-blocking integrated V-shaped filter tank convenient to clean and maintain, and relates to the technical field of V-shaped filter tanks. Two filtering mechanisms are arranged at the bottom of the filtering tank and located at the bottom of the V-shaped groove, each filtering mechanism comprises an adsorption filtering layer, a bottom plate is arranged at the bottom of each adsorption filtering layer, a filtering hole plate is arranged at the right end of each adsorption filtering layer, a drainage channel is formed in the bottom of the filtering tank and located at the bottom of each filtering hole plate, and a transmission pump is arranged at the bottom of each drainage channel; the transmission pump is connected with the clear water reservoir through a pipeline; two groups of scraping mechanisms are arranged at the top of the filter tank, the scraping mechanisms are located at the top of the V-shaped groove, each scraping mechanism comprises a reciprocating threaded shaft, a threaded sleeve is arranged on the outer side of each reciprocating threaded shaft, and a scraping plate is connected to the bottom of each threaded sleeve. The scraping mechanism is arranged at the top of the V-shaped groove, and the threaded sleeve and the scraping plate can be driven to move through the reciprocating threaded shaft, so that the scraping plate pushes impurities at the top of the V-shaped groove to the edge, and blockage caused by the fact that the impurities block water leakage holes of the V-shaped groove is avoided.

The invention relates to the technical field of ecological restoration, and provides an open-pit coal mine ecological restoration device and method designed for polder ridges and water interception and drainage. The open-pit coal mine ecological restoration device comprises a carrier used for hanging an ecological restoration operation machine tool, and the carrier is provided with a frame used for crossing over the polder ridges / water interception and drainage channels; the frame is symmetrically provided with a plurality of ground supporting assemblies used for being supported on the ground to enable the carrier to rise. The ecological restoration device further comprises a span moving assembly used for driving the rising carrier to move along the frame to cross over a polder ridge or an interception and drainage channel. When a user needs to cross over the polder ridge / interception drainage channel, the position of the carrier is adjusted firstly so that the frame can cross over the polder ridge / interception drainage channel, then the carrier is lifted by a certain height on the supporting ground through the ground supporting assembly, and then the lifted carrier is driven by the span moving assembly to move along the frame so as to cross over the polder ridge / interception drainage channel. And finally, the ground supporting assembly is reset, so that the carrier wheel body touches the ground, and the polder ridge / interception and drainage channel crossing action is completed.

The utility model discloses a drainage channel dredging device for municipal engineering, which relates to the technical field of drainage channel dredging for municipal engineering and comprises a moving main body, one end of the moving main body is fixedly connected with a cleaning shovel, one side of the cleaning shovel is fixedly connected with a fixed collecting plate, and the other side of the cleaning shovel is rotatably connected with a fixed rod. The outer side of the fixing rod is fixedly connected with an adjusting collecting plate, the two ends of the fixing rod are each sleeved with a coil spring, one end of each coil spring is fixedly connected to the cleaning shovel, the other end of each coil spring is fixedly connected to the adjusting collecting plate, and one side of the upper end of the moving body is fixedly connected with a connecting support. One side of the fixed collecting plate is attached to one side of the drainage channel, the rotary adjusting collecting plate and the fixed collecting plate are attached to the other side of the drainage channel, and then the electric telescopic rod is controlled to be adjusted according to the size of the drainage channel so that the two sets of cleaning roller brushes can be close to the side wall of the drainage channel.

The utility model discloses an efficient drainage plastic runway structure, which relates to the field of plastic runway structures, and comprises a base and a drainage channel, the top of the base is paved with a light assembly elastic layer, the top of the light assembly elastic layer is paved with a particle wear-resistant surface layer, and the interior of the base is embedded with a flow guide assembly. According to the plastic track structure capable of efficiently draining water, through the arranged seepage net, rainwater can automatically seep into the hollow flow guide plate when sequentially penetrating through the light assembled elastic layer and the particle wear-resistant surface layer to flow to the upper surface of the hollow flow guide plate, and then the water is automatically guided into the water inlet and drainage channel through cooperation of the water drainage pipe; and through the arranged one-way valve, water flow gathered in the drainage channel cannot flow back into the hollow flow guide plate, so that the purpose of efficient drainage is achieved, and the situation that training of athletes is disturbed due to the water accumulation phenomenon when a plastic track structure encounters heavy rain or continuous rainfall weather is avoided.

The utility model discloses an ecological protection slope for a water conservancy building, which relates to the technical field of water conservancy projects and comprises a side slope, a drainage channel, a stop block, a push plate, a water inlet pipe, a water outlet pipe, a water inlet pipe, a water outlet pipe and a water outlet pipe, the push plate is rotationally connected to the threaded sleeve, the threaded sleeve is driven by a lead screw transmission mechanism, the two sides of the bottom of the push plate are clamped in the gap between the check block and the inner bottom of the drainage channel, the bow-shaped spring is fixed to the bottom of the threaded sleeve, and the end, away from the threaded sleeve, of the bow-shaped spring is connected to the push plate; the end, away from the threaded sleeve, of the bow-shaped spring is connected to the push plate. The gap area is arranged and matched with the bow-shaped spring, so that the push plate can automatically turn over to leave the bottom wall during resetting, the situation that the cleaned sludge is pushed into the drainage channel again due to reverse movement is avoided, and the pollution discharge stability and the continuous operation efficiency of the drainage system are enhanced.

This invention discloses a dredging device and system. The dredging device includes a first vehicle body, a shovel assembly, a dispersing assembly, a suction component, and a sweeping assembly. The first vehicle body travels within a drainage ditch and has a cavity with an opening at one end. The shovel assembly has a shovel body, one end of which is connected to the opening in the vehicle body, and the other end of which abuts against the bottom surface of the drainage ditch. The shovel assembly is used to scoop up silt from the drainage ditch so that the scooped-up silt enters the cavity of the first vehicle body through the opening. The dispersing assembly is located within the cavity and is used to break up the silt within the cavity. The suction component is connected to the cavity and is connected to a pumping device to pump out the silt from the cavity. The sweeping assembly is located outside the first vehicle body and is used to sweep the drainage ditch. The dredging device disclosed in this invention can improve the silt removal efficiency.

The utility model relates to the technical field of plastic runways, and discloses a permeable plastic runway which comprises a foundation layer and a drainage channel, a concrete layer is arranged on the top of the foundation layer, a drainage layer is arranged on the top of the concrete layer, a polyurethane surface layer is arranged on the top of the drainage layer, and a waterproof layer is arranged on the top of the polyurethane surface layer. And a surface particle layer is arranged at the top of the polyurethane surface layer, the outer surfaces of the two winding shafts are fixedly sleeved with winding wheels, winding ropes are wound around the outer surfaces of the winding wheels, and the other ends of the winding ropes are fixedly connected with a bearing box. Accumulated water enters a drainage layer through a drainage seam and a permeable layer and is drained into a drainage channel in a cavity, the situation that the service life of the plastic runway is affected due to accumulation of the accumulated water on the plastic runway is avoided, sundries are collected through a receiving box, and by arranging a winding shaft, a winding wheel and a winding rope in cooperation with a crank, a driving bevel gear and a driven bevel gear, the service life of the plastic runway is prolonged. And the receiving box is put away, and impurities in the receiving box are cleaned.

The utility model relates to a greening drainage channel convenient to clean, and relates to the field of greening facility cleaning equipment. The greening drainage channel convenient to clean comprises a drainage channel, a plurality of separation fences are arranged on the upper side of the drainage channel and are sequentially arranged in the length direction of the drainage channel, and one sides of the separation fences in the width direction are hinged to the drainage channel; the ejector rod is located on the side, hinged to the separation fence, of the drainage channel, one end of the ejector rod abuts against the lower side of the separation fence, the ejector rod is rotationally connected with the side, close to the outside, of the drainage channel, and when the ejector rod rotates, the side, abutting against the separation fence, of the ejector rod moves upwards to eject the separation fence. The greening drainage channel has the advantages that an operator can conveniently clean sundries above the greening drainage channel, and the operator can conveniently open the greening drainage channel to clean the interior of the greening drainage channel.

1. Name of the design product: Drainage channel component (side brick). 2. Use of the design product: This design product is used as a component for drainage channels in construction, municipal, water conservancy, farmland and other projects. 3. Design key points of the design product: Lies in the shape. 4. Picture or photo that best shows the design key points: Stereogram.

The utility model discloses a construction mold for forming a municipal road drainage channel. The device comprises a bottom formwork, side formworks hinged to the two sides of the bottom formwork, a set of distance adjusting assemblies connected to the tops of the side formworks, lifting assemblies connected to the two ends of each distance adjusting assembly in the length direction, positioning plates connected to the bottoms of the lifting assemblies and anchoring assemblies connected to the positioning plates. According to the construction mold for forming the drainage channel of the municipal road, through the arrangement of the anchoring assembly, the lifting assembly and the distance adjusting assembly, the positions of the bottom mold plate and the side mold plate can be adjusted, the model space is formed among the bottom mold plate, the side mold plate and the foundation pit, concrete is poured into the model space from bottom to top, and the concrete is fully vibrated through the vibrating rod and then stands; the cast-in-place construction of the drainage channel can be realized, the integrality is good, the drainage is smooth, and the leakage is avoided.

The invention belongs to the technical field of sewage treatment, and particularly relates to a novel intercepting system suitable for rural sewage treatment, which comprises a drainage channel, a sewage treatment channel and an intercepting assembly, the drainage channel is connected with the sewage treatment channel, and mixed sewage of domestic sewage and rainwater from users is introduced into the sewage treatment channel through the drainage channel; the intercepting assembly comprises a partition plate, the partition plate divides the sewage treatment channel into an upper-layer direct drainage area and a lower-layer intercepting area, and the lower-layer intercepting area comprises an intercepting groove formed below the sewage treatment channel; according to the invention, pollutants in water can be effectively reduced, the flow and the flow direction of sewage can be more accurately controlled, the intercepted water amount is adjusted according to the water quality of mixed sewage, the maximum balance between the treatment amount and the direct discharge amount of the mixed sewage is achieved, the scale of a rear-end treatment station is effectively reduced, the subsequent treatment cost can be reduced, and the economic benefit is increased. And the stability and the reliability of the whole cut-off work are enhanced.

The invention relates to the technical field of foundation pit drainage, in particular to an automatic induction foundation pit drainage device. Comprising a drainage channel formed in a foundation pit, a water collecting well formed in the drainage channel, a drainage well formed outside the foundation pit, and a drainage channel formed in one side of the bottom end of the drainage well and communicated with the water collecting well. The liquid level sensor is arranged at the bottom end of the water collecting well, the sealing device is arranged in the end, close to the water draining well, of the water draining channel and is in signal connection with the liquid level sensor, and the sealing device is used for sealing the water draining channel. The sealing device is opened to enable the water collecting well and the drainage well to be communicated with each other, accumulated water in the water collecting well enters the drainage well through the drainage channel, the water collecting well and the drainage well are communicated with each other, the liquid level sensor detects liquid level signals all the time, the sealing device is kept in an open state, and the situation that the sealing device is opened and closed frequently is avoided. And the energy consumption is reduced.

The utility model relates to the technical field of water conservancy projects, in particular to a layered water diversion structure. According to the technical scheme, the structure comprises a main dam and a multi-stage protection slope, a drainage channel is formed in the main dam, a water outlet protection pier is arranged at the bottom in the drainage channel, a transverse diversion canal is jointly arranged in the main dam and the multi-stage protection slope, one end of the transverse diversion canal communicates with a channel in the water outlet protection pier, and a longitudinal diversion canal is arranged in the multi-stage protection slope; the longitudinal diversion canals are communicated with the matched transverse diversion canals, and trash holding assemblies are fixedly installed on the inner walls of the drainage canals. Foreign matter floating on the top layer of water flow can be intercepted through the trash intercepting assembly, the probability that the foreign matter enters a farmland is effectively reduced, water in the drainage channel enters the transverse diversion canal, then overflows out of the longitudinal diversion canal and then flows into the farmland along the multi-stage slope protection wall, and the situation that farmland soil is scoured in a direct drainage mode is prevented; water and soil loss is avoided, and the risk of damage to the farmland is effectively reduced.

The invention discloses a protection device and method for rock-soil slope treatment, and relates to the technical field of slope rock-soil treatment, the protection device comprises a rock-soil slope body, a protection assembly is fixedly installed on the front face of the rock-soil slope body, and a dam is fixedly connected to the outer wall of one side of the rock-soil slope body; the drainage frame is fixedly mounted on the slope surface of a rock soil slope through a soil breaking cone, a sleeve rod and a mounting rod, a two-way screw drives a first moving seat and a second moving seat to move oppositely in the mounting rod, a folding plate is driven to be folded in half and extend outwards, the contact area with soil is increased, and the stability of the drainage frame is enhanced; the multiple drainage frames are fixedly installed on the slope surface, meanwhile, the protection plates are tightly attached to the slope surface to protect the slope surface, in rainy and snowy days, water flow is guided to the drainage through grooves through the drainage holes in the drainage frames and converged into the barrage, the barrage discharges the collected water flow into the drainage channel through the drainage pipes, accumulated water is prevented from eroding the interior of the slope body, and the slope surface is protected. And the anti-seepage effect of the side slope is improved.

The utility model relates to the technical field of drainage channel cleaning, in particular to an anti-blocking water conservancy drainage channel cleaning device which is used for cleaning the bottom of a drainage channel and comprises a mounting plate, a plurality of moving wheels are fixedly connected to the bottom end of the mounting plate, and an arc-shaped water collecting plate is fixedly connected to the top end of the mounting plate. The outer wall of the side, close to the arc-shaped water collecting plate, of the mounting plate is fixedly connected with an inclined plate. Moving wheels are arranged on a mounting plate and can move along the bottom of a drainage channel under the pushing of water flow; a large cleaning roller and a small cleaning roller are arranged, dirt at the bottom of a drainage channel can be automatically cleaned under driving of a water wheel, water flow is discharged from an inclined water pipe to impact the water wheel to rotate, the water wheel drives a connecting rod to rotate, the connecting rod drives a rotating rod to rotate through a first chain transmission structure, and the rotating rod drives the large cleaning roller to rotate to clean dirt. Meanwhile, the rotating rod drives the round rod to rotate through the second chain transmission structure, the small cleaning roller on the round rod further cleans dirt, and people do not need to go deep into the drainage channel for manual cleaning.

A water circulation device (10) and a water circulation system, which belong to the field of water recycling. The water circulation device (10) is arranged in a drainage channel (30) and located below a drainage channel cover (20), comprising: a water storage tank (11) which is configured to collect water that has been filtered by the drainage channel cover (20), and has a first side wall and a second side wall opposite each other; first connecting ports (12) and second connecting ports (13), which are respectively arranged at corresponding positions on the first side wall and the second side wall, and are configured to connect to connection pipes (40), so as to connect a plurality of water storage tanks (11), allowing the collected water to flow between the water storage tanks (11); a drainage port (14) which is arranged on a bottom wall of the water storage tank (11) and configured to drain the collected water; and a drainage plug (15) which is configured to be used in cooperation with the drainage port (14), thus controlling the drainage of the collected water. Collection and utilization of rainwater is implemented by means of the water circulation device (10), thus achieving water circulation; and by accommodating part of excessive rainwater, significant drainage of water caused by rainstorms is reduced, thus reducing the probability of flood occurrence.