27 results about "Catchwater" patented technology

The utility model relates to a drainage structure, in particular to a side slope drainage ditch structure which comprises an intercepting ditch and / or a side ditch arranged on a side slope, a self-dredging mechanism is arranged on one side in the intercepting ditch and / or the side ditch and comprises a water storage pool, a mud blocking wall is arranged on the top of the side wall of the side, facing the upstream side of the side slope, of the water storage pool, and the mud blocking wall is arranged on the side wall of the water storage pool. A hole is formed in the mud retaining wall, and a filtering device is arranged on the hole; a movable flashboard is arranged on the side wall of the side, facing the catchwater and / or the side ditch, of the reservoir, a floating ball is arranged in the reservoir, one end of a traction rope is connected with the floating ball, and the other end of the traction rope is connected with the movable flashboard through a pulley block. The anti-seepage drainage device is simple in structure, good in adaptability, good in anti-seepage drainage effect and low in maintenance cost, and has a self-dredging function.

The utility model provides a kind of water seepage and water storage integrated slope protection structure, including the slope protection body on foundation layer, reinforcing column is equipped between slope protection body and foundation layer;Slope protection body includes upper platform, lower platform, slope surface;Upper platform is equipped with water storage bin one, water storage bin one includes bin body, cover plate is equipped on bin body, water pump;Cover plate is equipped with sunshade cover by pin shaft and cover plate rotation connection, sunshade cover is connected with the inner wall of bin body with reset spring;Bin body side wall upper end is equipped with overflow hole;Lower platform is equipped with water storage bin two with same structure with water storage bin one;Slope surface is equipped with drainage channel, multiple planting grooves and water supply pipeline for planting groove water supply;Drainage channel exports water from slope protection body;Planting groove is equipped with water-permeable hole, water-permeable hole and overflow hole are all communicated with drainage channel;Water supply pipeline is connected with water pump.The slope protection structure of the utility model has the functions of effective drainage and rainwater collection and reuse, and has good slope protection performance and ecological benefits.

The utility model relates to the technical field of catchwater construction, in particular to a platform catchwater slip-form construction device which comprises a U-shaped mold, a sliding block, a sliding block and a sliding block. The coiling machine is arranged at the upper part of the intercepting ditch, the coiling machine is arranged far away from the U-shaped mold, and a pull rope of the coiling machine is connected with one end of the U-shaped mold; the movable support comprises a supporting part and a movable part, the supporting part is hinged to the movable part, the coil winder is arranged on the surface of the movable part, and walking wheels are arranged on the face, away from the coil winder, of the movable part; by means of the structural design, the construction efficiency of the intercepting ditch can be improved, and the labor intensity of workers can be reduced.

The ecological river embankment structure of the water conservancy project comprises a sludge filling layer and a normal soil embedding layer, the normal soil embedding layer wraps the outer side of the sludge filling layer, slope protection parts are arranged on the two sides of the normal soil embedding layer, a roadbed is arranged on the top of the normal soil embedding layer, and a slope protection layer is arranged on the bottom of the normal soil embedding layer. Longitudinal drainage channels distributed at equal intervals are arranged on the slope protection body in the longitudinal direction, transverse drainage channels distributed at equal intervals are arranged on the slope protection body in the transverse direction, and cement planting grooves distributed at equal intervals are formed between the longitudinal drainage channels and the transverse drainage channels. According to the utility model, the river channel sludge is filled in normal soil, so that the sludge can be conveniently reused, the sludge can be used as a base fertilizer for the growth of slope protection plants and can fix the soil through the rhizomes of the slope protection plants, and the slope protection main body is made of concrete and can prevent rainwater from impacting the river bank soil, thereby reducing water and soil loss; drainage of the roadbed drainage holes is directly aligned with the longitudinal drainage grooves, so that direct drainage is achieved, rainwater is prevented from eroding soil, and the river levee ecological environment is protected.

The multi-stage blocking structure comprises a slope body located beside the river channel, a drainage channel is formed in the top of the slope body, and a plurality of drainage covers which are evenly arranged are arranged at the top of the drainage channel. Through a multi-stage filtering structure of the drainage cover, the filtering box, the folding filtering membrane, the filtering plate and the purifying plate, and by matching with a protective grating of a drainage opening, stepped interception and purification from large-volume garbage to tiny silt and organic matters are realized: firstly, large garbage such as branches and plastic bags is intercepted by a clamping plate filtering opening, and then medium impurities are filtered out by filtering holes of the filtering box; sediment is subsequently filtered through the folded filter membrane and the filter plate, finally peculiar smell and organic matter are adsorbed through the purification plate, and compared with an existing single filter structure, the filter precision is higher, the adaptive scene is wider, and pollutants entering a river channel can be effectively reduced.

The invention belongs to the technical field of tunnel construction, and particularly relates to a busy trunk railway double-track tunnel portal disaster prevention and reduction structure and a construction method thereof. A mountain is arranged at the top of the base layer, tunnel portal bodies are formed in the two ends of the mountain in a communicating mode, arched plates are arranged at the two ends of the tunnel portal bodies, and cement piers are poured at the two ends of the tunnel portal bodies of the mountain to form a supporting structure used for bearing the arched plates and an anti-interference assembly. The joint of the arched plate and the tunnel portal is used for guiding muddy water on the surface of the mountain due to rain wash, the muddy water flows to the drainage channel through the water guide plates on the two sides, laying of the protective net is facilitated through construction of the platform assembly, then the protective net is used for limiting gravel of the mountain in the rain wash process, and the service life of the mountain is prolonged. And the two groups of anti-interference assemblies are arranged at the positions of the tunnel portal port and are used for weakening the impact force of the railway double-track train running at a high speed.

The roadbed drainage structure for municipal road construction comprises a drainage channel, a connecting frame, a water inlet, a clamping groove and a filter screen, the top of the filter screen is fixedly provided with a drag hook, the inner wall of the drag hook is movably connected with a connecting ring, and the left side and the right side of the top of the connecting frame are both fixedly connected with winding mechanisms. And the left side of the connecting frame is fixedly connected with a positioning mechanism. By arranging the drag hook and the connecting ring, the drag hook and the filter screen can be driven to move upwards by pulling the connecting ring, so that the drag hook and the filter screen are separated from the interior of the clamping groove, and the problem that impurities in sewage are easily attached or wound on the surfaces of the bracket A and the bracket B when the sewage enters the connecting frame due to the fact that the bracket A and the bracket B are located in the connecting frame is solved. The problems that a user can not conveniently press the protruding blocks at the same time, and actual use is troublesome are solved, and the effect that the filter screen is convenient to disassemble is achieved.

The utility model discloses a black tea breeding planting slope surface structure, which relates to the technical field of slope surface structures, and comprises a slope surface, the slope surface is an inclined slope surface structure, the upper end of the slope surface is provided with an upper drainage channel, the slope surface is provided with a plurality of planting earth mounds, the planting earth mounds are uniformly distributed on the slope surface, and each plurality of planting earth mounds form a group. A second drainage channel is arranged between each group of planting earth mounds, and the second drainage channels are arranged on the upper end surface of the slope surface; the drainage device has the advantages that the first drainage groove and the second drainage groove are used for draining water in the rainy season, and when rainwater is large, the first drainage groove and the second drainage groove drain water at the same time; when the rainwater is small, the water is drained only through the first drainage groove; moisture in the first drainage groove is transferred to the water storage foam through the transfer mechanism and stored, then moisture is provided for the root hairs of the tea trees through the water storage foam, and the situation that the quality of the tea trees and tea leaves is affected by too little moisture at the root hairs of the tea trees in the dry season can be avoided.

The application discloses a sustainable natural gully-fixing and loess tableland-protecting engineering management method and system, and the method comprises the following steps: performing hydrological analysis on a loess tableland surface to be protected, determining a natural water flow path of the loess tableland surface, and installing a runoff monitoring device at the outlet of each natural water flow path; according to different land use modes and the natural water flow path, a stepped drainage channel is designed, rainwater in a catchment area is intercepted through the stepped drainage channel, and is uniformly discharged. The development and change of the water and soil erosion process under the gully-fixing and loess tableland-protecting engineering measures are simulated through a model, the treatment measures are timely adjusted, and a control group is set; the model of the control group simulates a situation that no engineering measures are adopted under a natural state, size parameters of the model are designed according to a proportional scaling method, the size parameters are used to calculate a tableland surface area and a gully parameter; according to different land use modes and the natural water flow path, stepped water storage pools or underground reservoirs are set, water is stored, and formation of larger runoff is prevented, so that the erosion of the loess tableland surface is reduced.

The utility model provides a device for reducing filter material loss for a filter tank, which comprises a sand intercepting groove and a fixing device, the sand intercepting groove is wide in top and narrow in bottom and is in a funnel-like shape, and a sand discharge hole is reserved at the bottom of the sand intercepting groove; and the sand intercepting groove is arranged on the side wall of the H-shaped drainage channel of the filter tank, which is close to one side of a filter material, through the fixing device. According to the device for reducing filter material loss for the filter tank, the sand intercepting groove is low in manufacturing cost, simple in structure and convenient to install, can be directly fixed on a drainage channel by adopting bolts, and does not influence the existing structure of the filter tank and the backwashing effect.

The utility model discloses an economical water accumulation prevention landscape ecological protection slope, and belongs to the field of ecological protection slopes. Comprising a slope protection body and a first drainage channel arranged at the top end of the slope protection body. Rigid baffles are fixed to the side wall of the slope protection body at equal intervals, a second drainage channel communicating with the first drainage channel is installed on the side wall of the slope protection body, water guide channels communicating with the second drainage channel are fixed to the side walls of the rigid baffles, and a plurality of permeation holes are formed in the bottom ends of the side walls of the rigid baffles. A drainage groove is formed in the top end of the rigid baffle, accumulated water flows into the water guide channel along the drainage groove, the baffle in the mounting groove blocks soil, the accumulated water of the inclined part of the slope protection body is conveniently discharged, and the conditions of accumulated water on the surface of the slope protection body and landslide are greatly reduced. The economic water accumulation prevention landscape ecological protection slope has the beneficial effect that the water accumulation drainage efficiency is high.

The sewage soil filtering system comprises an organic ecological garden, a water taking detection opening is formed in one side of the bottom end of the organic ecological garden, and a first drainage channel, a second drainage channel and a third drainage channel are sequentially formed in the other side of the bottom end of the organic ecological garden from left to right; according to the system, sewage is converted into an organic fertilizer pressure forced drainage pipe network, the organic ecological gardens and crops are irrigated in stages and at regular time, and the high yield, stable yield and efficient ecological industry chain of the crops is improved; a permeable layer is laid on the upper layer of a cement pipeline, a gravel permeable layer is laid on the lower layer of the cement pipeline, gaps are blocked by breathable geotechnical cloth, monitoring water intakes are arranged at intervals, main water plates are arranged in the monitoring water intakes, the water intakes are put in after the beginning of spring and taken out after the beginning of summer, and the underground water level is increased according to actual requirements.

The present application provides a kind of ecological purification method for treating aquaculture tail water, and is sequentially provided with multifunctional drainage ditch, ecological oxidation dam, stable sedimentation pond, continuous biological filter pond and composite purification bed along the direction of aquaculture tail water flow.The garbage intercepting device, ecological revetment and buffer zone are arranged in the multifunctional drainage ditch;The ecological weir, ecological frame, fixed pile, water collecting wall and lifting pump are arranged in the ecological purification dam;The floating plant area, multiple interception and purification devices and aeration device are arranged in the stable sedimentation pond;The culture area is arranged in the continuous biological filter pond, and after the water flow passes through multiple aeration biological filter areas, it enters the effluent area uniformly;The composite purification bed includes plants, improved substrate layer, purification layer, filtration and water collection layer, impermeable layer and effluent area.The method can effectively remove the refractory pollutants and toxic and harmful substances in aquaculture tail water, has low construction cost, small land area, low operation and maintenance cost, and the effluent can be resource utilization.

The application relates to the technical field of drainage equipment, in particular to water conservancy construction rainstorm water drainage equipment and a use method thereof, which comprises a mounting frame, a water accumulation tank and a drainage ditch, the mounting frame is fixed on the ground and horizontally crosses a foundation pit from the top, the water accumulation tank is slidably inserted on the outer wall of the middle part of the mounting frame, the drainage ditch is placed in the construction foundation pit, and a drainage port is arranged on the outer wall of the water accumulation tank. When the water level in the foundation pit cannot be lowered by only using a submersible pump in a rainstorm, the drainage ditch is floated with the liquid surface under the action of the float as the water level in the foundation pit rises, the rope no longer pulls the rack frame at the moment, the rack frame is reset and moves upwards under the action of the spring, the rack frame is driven to rotate to the horizontal state through the gear, the turnover frame drives the pressure sensor to abut against the boss in the water accumulation tank, the control unit starts the submersible motor to work after receiving the pressure sensor signal, and the water pumping efficiency of the water pumping assembly is increased.

The utility model discloses a kind of for sewage flocculation precipitation device, it is related to sewage treatment field, including sedimentation tank, the side welding of sedimentation tank has sewage inlet pipe, the lower end fixedly connected with fixed sleeve of sedimentation tank, the one end of sewage inlet pipe is equipped with flow guide frame, the inner wall of flow guide frame is equipped with flow guide vane, the upper end welding of sedimentation tank has drainage channel.The utility model passes through setting flow guide vane and plays active role to drainage channel, flow guide vane and drainage channel are set at sewage inlet pipe one end, so that the water flow that enters forms spiral cyclone, in cyclone process, flocculation body is under the joint action of centrifugal force and gravity, to sedimentation tank wall surface moves and gradually settles to bottom, while the vortex generated by cyclone can also promote small flocculation body mutual collision and combination, increase volume, accelerate settlement, applicable to the sewage containing more suspended particles, and sedimentation time can be shortened.

The invention belongs to the technical field of highway drainage, and discloses an anti-silt self-dredging device of a highway drainage system, which comprises a drainage channel and a barrier plate, and further comprises a conveying mechanism arranged in the drainage channel, the conveying mechanism comprises a feed port fixedly connected to the bottom end of the barrier plate, the bottom end of the feed port is fixedly provided with a filter cartridge, and the bottom end of the filter cartridge is fixedly provided with a water inlet; a connecting shell is fixedly mounted on one side of the interior of the filter cartridge; a connecting rod drives a spiral flow deflector to rotate, crushed impurities fall into a filter cartridge, the rotating spiral flow deflector drives the impurities to move, rainwater penetrates through filter holes in the bottom end of the filter cartridge and falls into a drainage channel to achieve drainage, and finally flowing rainwater drives an impeller, so that the spiral flow deflector drives the crushed impurities to move. Rainwater and impurities are effectively separated through the filter cartridge, so that the impurities are prevented from being deposited at the bottom end of the drainage channel, and the drainage efficiency of the drainage system is greatly improved.

The utility model relates to a building rainfall drainage anti-blocking structure which can solve the problem that a longitudinal filter screen of an existing drainage channel is blocked due to the fact that impurities are accumulated easily. A positioning shaft is arranged in a channel body, the side end of the positioning shaft is connected with a plurality of supporting rods, and limiting rods are fixed to the lower ends of the supporting rods. The plurality of mounting frames are sleeved outside the limiting rods, and the longitudinal filter screens are embedded into the mounting frames. The mounting frame rotates along with the positioning shaft to adjust the position of the longitudinal filter screen to prevent impurity accumulation. A special limiting piece is further arranged in the device, the vertical projection of the special limiting piece is trapezoidal, and the horizontal projection of the special limiting piece is arc-shaped, so that the height of the mounting frame is changed when the mounting frame moves. When the mounting frame rotates to the upper side of the limiting piece, the enriched impurities can enter the storage groove of the limiting piece due to loss of support and reduction of the depth of the water body, so that effective separation of the impurities and the water body is realized, and the drainage anti-blocking performance is improved.

The utility model discloses a tail water treatment device based on a constructed wetland, which relates to the related technical field of water treatment devices and comprises a constructed wetland pool, a water inlet channel, a water drainage channel and a water drainage mechanism, filler is arranged in the constructed wetland pool and used for filtering impurities, the water inlet channel is fixedly connected to one side of the constructed wetland pool, and the water drainage channel is fixedly connected to the other side of the constructed wetland pool. The drainage channel is fixedly connected to the other side of the constructed wetland pool, and the drainage mechanism is arranged in the drainage channel and used for maintaining the height of the water surface. The positioning component is clamped with different positioning holes of the adjusting rod, so that the height of the water inlet disc can be adjusted, the drainage height of the drainage channel can be adjusted, the water level can be flexibly adjusted according to actual treatment requirements, an artificial wetland pool can be kept in the optimal operation state under different working conditions, the tail water treatment efficiency and effect are improved, and the service life of the artificial wetland pool is prolonged. The adaptability and the flexibility of the system are improved, various water quantity and water quality changes can be handled, and the problem that treatment is limited due to the fact that the water level is fixed is solved.

The utility model discloses a drainage and soil fixation system of a retention wall type sloping field photovoltaic field, which relates to the technical field of drainage structures of photovoltaic fields and comprises a sloping field photovoltaic field, a drainage channel is arranged on the low-terrain side of the sloping field photovoltaic field, and a transverse main retention wall and a longitudinal secondary retention wall are arranged on the surface of the sloping field photovoltaic field. The main water retaining wall and the secondary water retaining wall are in a criss-cross grid shape, an overflowing notch is reserved in the end, close to the main water retaining wall, of the secondary water retaining wall, the main water retaining wall and the secondary water retaining wall are provided with sand blocking walls at the overflowing notch, and the main water retaining wall and the secondary water retaining wall are connected into a whole underground through the sand blocking walls. And a soil fixation grid is arranged on the surface of the slope photovoltaic field area and between the grid-shaped main retention wall and the grid-shaped secondary retention wall. The water retaining wall system is used for separating and guiding surface runoff, and natural overflowing and underground seepage capacity of a site are fully utilized, so that the effects of reducing water and soil loss of the site and reducing the cost of a drainage system are achieved.

The invention relates to the technical field of irrigation, and discloses an anti-streaming water-saving and water-controlling irrigation system and method based on a buffer strip, and the method comprises the steps: physically isolating a plurality of target irrigation units through the buffer strip, and connecting a main water inlet pipe, a water level sensor and a collaborative drainage channel to construct an irrigation topology network; calculating a water level potential energy gradient based on the real-time water level data of the target irrigation unit and the adjacent irrigation unit and predicting a streaming risk level; dynamically adjusting a drainage strategy according to different risk levels, and triggering an active anti-overflow mode under a high risk level to reversely pump backwater which may overflow to a target irrigation unit; and according to the stable state of the water level potential energy gradient and the historical drainage efficiency, negative feedback regulation is carried out on the water inlet flow of the main water inlet pipe, and whole-process water control and anti-streaming management is achieved. According to the method, advanced inhibition and water source control of series flow are realized through trend-driven risk identification and differentiated drainage regulation and control.

The application discloses a multi-source data fusion drainage partition intelligent planning calculation method and system, relates to the technical field of urban drainage engineering, and comprises the following steps: acquiring geographic information data, drainage pipeline data and remote sensing image data of a target region; performing identification processing on the remote sensing image to extract building features; spatially registering the feature identification result and the geographic information data; calculating the roof inclination degree of the building to determine a catchment area; constructing a pipe network topology relationship to calculate catchwater capacity; generating a drainage path map based on an elevation difference and the topology relationship; and calculating the flow coupling degree between regions to divide independent catchment partitions. The application realizes building three-dimensional feature extraction and accurate runoff feature calculation through multi-source data fusion, and improves the accuracy and rationality of drainage partition planning.

The invention discloses water-saving farmland irrigation and drainage mechanical equipment, and relates to the technical field of farmland irrigation and drainage, the water-saving farmland irrigation and drainage mechanical equipment comprises a drainage channel and a water storage pool, the top of the water storage pool is provided with an irrigation mechanism, the water storage pool is provided with a gate mechanism, one side of the water storage pool is provided with a drainage port, and one end of the drainage channel corresponds to the drainage port; and the impurity fishing assembly comprises two rotary fishing pieces. During flood drainage, the connecting columns in the two rotary fishing pieces are driven to rotate through the same rotary piece, so that the primary fishing tooth rake is driven to fish impurities with large sizes, the secondary fishing net plate is driven to fish smaller impurities, and when the primary fishing tooth rake and the secondary fishing net plate rotate out of the water surface to the arc-shaped position changing plate after the impurities are fished, the secondary fishing tooth rake is driven to rotate; a rotating column in the corresponding impurity pouring part can drive a primary fishing tooth rake and a secondary fishing net plate to overturn towards the two sides of the drainage channel to pour the fished impurities into the impurity storage tank, so that the impurities are prevented from occupying the effective storage capacity of the water storage tank, the flood prevention capacity is improved, the conditions of blackening and stinking of water and algae outbreak caused by rotting and decomposing of the impurities are greatly reduced, and the water quality and the surrounding environment are effectively protected.

The invention discloses a loess tableland area ditch fixing and tableland protecting method, and belongs to the technical field of ditch fixing and tableland protecting treatment. The target loess tableland area is subjected to field survey, and tableland surface cultivated land distribution, the slope gradient and the channel erosion degree are determined; all cultivated land on the tableland surface of the loess tableland area after field survey is treated into a horizontal terrace, and a water retaining dam is built around the terrace plot; fish-scale pits are dug in the sloping field with the gradient being 20-25 degrees or above, and indigenous arbors and herbaceous plants are planted in the fish-scale pits and on the slope surface to form a slope surface vegetation protection layer; shrub strips with developed root systems are planted at the edge of a gully bank, a longitudinal drainage channel is built along a gully head to guide a rainfall flood collection and storage device, and a soil check dam or a stone check dam is built in a gully to systematically solve the problems of source tracing erosion and tableland surface fragmentation.

The utility model provides a soil fixing and flow dredging structure for ecological restoration of mines, which relates to the technical field of ecological restoration of mines and comprises a soil layer, a monitoring component is mounted on the surface of the soil layer and comprises a fixing base mounted on the surface of the soil layer, the fixing base is firmly connected with the soil layer through ground nails, the ground nails penetrate into the ground, and the monitoring component is mounted on the fixing base. Then, the fixing base is connected with a drainage channel through threads, the stability of the fixing base is further enhanced, after the fixing base is installed, the installation frame is connected with the shell, finally, the camera body is connected with the installation frame, it is ensured that the camera body is firmly installed and aligned with a target area, and therefore the camera is more convenient to install. By means of the camera body, real-time monitoring of a restoration area can be achieved, any abnormal conditions such as aggravation of water and soil loss, vegetation damage or other environmental problems can be found and responded in time, and therefore rapid and effective measures are taken for control, and smooth proceeding of an ecological restoration project is guaranteed.

This invention belongs to the field of agricultural non-point source pollution control and agricultural irrigation and drainage technology, specifically relating to a hydrodynamically adaptive control type agricultural drainage system and its ecological transformation method. The hydrodynamically adaptive control type agricultural drainage system provided by this invention includes a rigid drainage ditch and an adaptive ecological purification component installed within the rigid drainage ditch. The adaptive ecological purification component includes a bottom hydrodynamic control water purification module and a sidewall capillary ecological wing module. The bottom hydrodynamic control water purification module is fixed to the bottom of the rigid drainage ditch, and the sidewall capillary ecological wing module is located above the normal water level line on the sidewall of the rigid drainage ditch. The hydrodynamically adaptive control type agricultural drainage system of this invention can adapt to both intermittent water flow and torrential rain flooding conditions in agricultural drainage ditches, while also considering pollutant interception and plant growth needs.

The utility model relates to a slope protection structure of a strip mine dump, and relates to the technical field of slope protection. According to the side slope protection structure of the strip mine dump, under the combined action of the supporting frame and the protection layer, the side slope protection structure is more convenient to use, fixed installation of the supporting frame is guaranteed, the supporting frame cannot leave the surface of a side slope in strong wind weather, and protection on the side slope is effectively guaranteed; after the protective layer is installed on the surface of the side slope and on rainy days, rainwater can be conveniently collected and discharged, an artificial drainage channel is formed, use is more convenient, the situation that the side slope is washed by rainwater, and consequently mine soil is reduced is avoided, rainwater flowing water can be collected and treated, and use is more convenient.