44results about How to "Solve waterlogging" patented technology

The invention relates to a novel crop seeding raising method, belonging to the field of crop seeding raising. The seedling raising method is characterized in that a seedling raising matrix or porous seeding raising hole trays filled with the seedling raising matrix is/are placed on a slope nursery bed, which has a certain inclination angle and covered or not by a barrier material on the surface, a water and fertilizer supplying facility is erected at the high end of the slope nursery bed, water and fertilizer are provided for the seedling raising matrix by utilizing the inclined guiding action of the slope to promote the crop seeds transplanted in the seedling raising matrix to germinate, root and grow, seeding raising management is carried out, and seedlings are lifted and transplanted when the seedlings achieve proper transplanting seedling age. By adopting the method, the water and fertilizer are agilely managed, the inland inundation or drought is prevented, the disease and pest are reduced, the seedling forming rate is high, and seedling domestication is carried out by inverting the seedling raising hole trays or the nursery bed, thus the strong seedlings are effectively cultured and the seedling recovering stage is shortened; and the cultured seedlings have the characteristics of flourishing root systems, strong and trim seedlings, strong viability, few or no disease plants, short seedling recovering stage, convenience for seedling taking and seedling transport for transplanting, simplicity in operation, labor saving, cost saving, high survival rate and the like.

The invention discloses an intelligent rainwater purification landscape system. The intelligent rainwater purification landscape system comprises a firefighting impounding reservoir, a roof plant greening layer, a wall vertical greening layer, an S-shaped rainwater pipeline, a rainwater falling pipe, a primary deposition oxidization pond, a rainwater storage unit, an intelligent rainwater control module, a solar cell panel and a landscape fountain oxygen aeration unit which are arranged on a roof. According to the technical scheme, rainwater is collected, filtered, stored, purified and used by utilizing different filtering layers, so that the collected and purified rainwater can be used for providing irrigation water for garden greening. The utilization rate of rainwater resources can be improved, the municipal water consumption problem can be relieved, and the rainwater resource waste and urban water logging problems can be solved while landscapes are formed.

The invention discloses a garden road colored asphalt pervious concrete construction method, and relates to the technical field of pavement construction. According to garden path requirements, soil meeting the design requirement is selected for layered backfilling and layered compaction of the plain soil roadbed; the foundation flatness of the roadbed is detected; after compaction, a cutting ringis used for sampling to check the roadbed quality; the density coefficient is greater than or equal to 0.93; graded broken stones are paved continuously; construction of a cushion layer is firstly carried out during graded broken stone paving; a sand filter layer is laid; and a pervious concrete base layer is poured by firstly pouring pervious concrete on the bottom layer, pouring pervious concrete on the surface layer, maintaining the pervious concrete base layer, paving road shoulder stones after construction and maintenance of the pervious concrete base layer, and continuing asphalt sealinglayer construction, carrying out asphalt bonding layer construction, and carrying out asphalt surface layer construction and maintenance.

The invention discloses a sponge city pipe network facility deployment evaluation method, which comprises the steps of setting urban inland inundation ponding to be in a relatively static state, selecting an urban local area, and establishing an urban inland inundation prediction area model; collecting pipe network facility basic data and rainfall data of a to-be-evaluated city, and establishing an actual facility deployment abstract model in combination with the urban inland inundation prediction area model; pipe network preliminary evaluation of the waterlogging coverage area is completed through the waterlogging points; and calculating the coverage rate of sponge city pipe network facility nodes through a node coverage algorithm of sign (x) to complete evaluation. According to the evaluation method, a sponge city waterlogging prediction area model and an actual facility deployment abstract model are combined, a parallelization node coverage algorithm is adopted to calculate waterlogging point distribution, a waterlogging level and a pipe network facility node coverage rate of a corresponding area, and whether pipe network facility deployment of the area is reasonable or not is analyzed; the problems that existing urban drainage pipe network facilities are unreasonable in distribution, and urban inland inundation is likely to be caused are solved.

The invention belongs to the technical field of rainwater resource reuse, and particularly relates to a rainwater recycling and reusing system based on clean energy. The rainwater recycling and reusing system includes a water diversion system, a filtration system, a water collection system, a water pumping system, a water storing system and an energy supplying system. According to the rainwater recycling and reusing system based on the clean energy, the problems that rainwater collected areas of existing rainwater recycling technologies are disperse, traditional rainwater recycling and using systems have high requirements for water lifting equipment, and adopted equipment such as high-lift pumps can generate high electricity costs are solved. According to the rainwater recycling and reusing system based on the clean energy, a photovoltaic panel power generation device and an improved pressure pump are used for providing power for operation of the rainwater recycling and reusing system,wherein the improved pressure pump is used as a water circulation water lifting device instead of traditional electric pumps, and thus huge power consumption of the rainwater recycling and reusing system is lowered; and solar energy is fully utilized, energy saving and environmental protection are achieved, and the rainwater recycling and reusing system is suitable for popularization.

The invention discloses an Adam begonia cutting and seedling raising substrate. The Adam begonia cutting and seedling raising substrate is prepared from the following matters of wormcast, plant stones, akadama soil, river sand, plant straws, coal slag and a composite additive. The Adam begonia cutting and seedling raising substrate is paved in two layers; through reasonable combination of all the components and careful control on particle size, the Adam begonia cutting and seedling raising substrate has the characteristics that the density is moderate, the permeability is strong, and the water retention and fertilizer conservation performance is good; a good growth environment is provided for the growth of cuttings; the nutritional component of the Adam begonia cutting and seedling raising substrate is rich, the requirements of the cuttings on nutrition during an early growth period can be met, and the growth speed of the cuttings is ensured; through gleditsia sinensis water in the added composite additive, a substrate environment can be purified, the morbidity of the cuttings is reduced, and the survival rate of the cuttings is increased; according to the Adam begonia cutting and seedling raising substrate disclosed by the invention, the components are easy to obtain, the preparing is convenient, the cost is low, the seedling raising effect is good, large-scale and commercial production requirements of cutting seedlings of Adam begonia can be met, and good promotion value is obtained.

The invention mainly discloses an urban road integrated seepage draining system and a construction method thereof. The system comprises a water collection pipe network, a purification system and a water storage system, the water collection pipe network comprises a water collection main pipe, water collection branch pipes and an infiltration pipe, the water collection branch pipes include a first branch pipe and a second branch pipe, the first branch pipe is an elastic branch pipe, the infiltration pipe is connected with the purification system through a connecting pipeline, a water level sensor is arranged in the infiltration pipe, a water suction pump is arranged on the connecting pipeline, the purification system comprises a water filter and a sterilizer, the water storage system comprises a first water storage tank and a second water storage tank, the connecting pipeline is connected with the water filter, the water filter is connected with the first water storage tank, the first water storage tank is connected with an inlet of the sterilizer, and the sterilizer is connected with the second water storage tank. The system is convenient to construct, short in construction period, wide in drainage range, simple, practical, economical and environmentally friendly, drainage speed and water purification degree can be reasonably controlled according to the discharge volume and the water use condition of rainwater, the water retention and seepage capacity of a city is effectively improved, and the rainwater is purified.

The invention relates to a fast flood-control water-stopping device and an application method thereof. The fast flood-control water-stopping device comprises a water storage bin and a rheid bin arranged at the bottom of the water storage bin. The center of the top of the water storage bin is provided with a water filling inlet. The two ends at the bottom of one side wall of the water storage bin are both provided with fast water filling pipes which are provided with valves, and the bottom of the side wall is further provided with a water drain pipe communicated with the rheid bin. The water drain pipe is provided with a valve. Lock hooks are hinged to the two ends of each of two side walls of the water storage bin. The two lock hooks located on the same side wall are arranged in an up-down mode. The parts, above or below the lock hooks, of the side walls are provided with lock pillars used for hooking the lock hooks. The side wall at one end of the water storage bin is provided with a vertical groove. The fast flood-control water-stopping device is capable of adapting to different terrain, and stopping flood fast.

The invention discloses a rainwater collection and treatment system for sponge city construction. The rainwater collection and treatment system for the sponge city construction comprises a rainwater collection device, a rainwater treatment device and an intelligent controller, staggered water collection pipes can realize rapid rainwater collection through arranging the rainwater collection device,and a precipitation layer can be arranged to precipitate larger impurities such as sand and stone contained in rainwater preliminarily; through arranging a filter tank in the rainwater treatment device, a double-layer filter layer can filter impurities such as fine particles, organic pollutants and the like contained in the rainwater effectively, and the rainwater is disinfected through a disinfection tank, so that the redistribution and utilization of water resources can be realized after the rainwater is detected to be qualified by a water quality detector; through configuring the intelligent controller, the tonnage of treatment water, the water quality detection data and the like of the rainwater collection and treatment system can be uploaded to a partition server in real time for intelligent control, a fault can be located and solved in time through an own positioning system, so the urban waterlogging problem is solved effectively.

The invention belongs to the technical field of rainwater treatment and particularly relates to a multifunctional highway green belt rainwater energy-saving treatment device which comprises a rainwater collector, a drainage device, a purification device, a water collection device and an irrigation device. The rainwater collector is communicated with the drainage device and the purification devicerespectively, the purification device and the water collection device are connected by a water pump, and an automatic irrigation power device is disposed between the water collection device and the irrigation device. By arranging the drainage device, the purification device, the collection device and the irrigation device, the drainage device drains rainwater which is seriously polluted at the early stage of rainfall; the purification device is used for purifying the rainwater; the collection device collects purified rainwater into a place; the irrigation device makes the rainwater in the collection device infiltrate into land. The multifunctional highway green belt rainwater energy-saving treatment device integrates the four functions of draining, purifying, storing and utilizing rainwater, and the problems of contradiction between urban waterlogging and drought and difficulty in highway green belt irrigation are effectively solved.

The invention discloses a water storage structure of an urban runoff unit. A settling tank and a water storage tank are built under an urban highway, water passing holes are formed in the upper portion of an isolation wall between the settling tank and the water storage tank, a shutter grate is arranged above the settling tank, the settling tank and the water storage tank are provided with ventilation pipelines communicated with the outside, the upper ends of the ventilation pipelines are placed into a flower bed of a sidewalk and used for exhausting air in the settling tank and the water storage tank, dredging grooves are formed in the bottom of one side of the settling tank and in the bottom of one side of the water storage tank and are lower than the settling tank and the water storage tank, the bottoms of the settling tank and the water storage tank are gradually inclined along the direction of the dredging grooves to form inclined surfaces with slopes alpha, drain outlets are formed in the upper portions of the settling tank and the water storage tank respectively and sealed by drain outlet cover plates, and walking ladders aligned to the respectively corresponding drain outlets are arranged in the settling tank and the water storage tank. The water storage structure is low in cost, high in water storage capacity and implementation feasibility and thoroughly solves the problem of urban inland inundation, and accumulated rainwater can be reused.

The invention discloses a sponge city sand drain drainage system. The system comprises drainage channels located on the two sides of a road, multiple mutually parallel reinforced concrete blocks are horizontally arranged on the tops of the drainage channels, multiple sand drains are uniformly distributed at the bottoms of the discharge channels, and the side walls of the drainage channels are connected with greening units through PVC pipes. According to the sand drain drainage system, by means of combination of the drainage channels and the municipal drainage pipelines, the waterlogging problem of cities in northwest territories are solved; by arranging the sand drains in the drainage channels, the sand drains are filled with sand gravel, the collapsibility of city loess is relieved to a certain extent, the intensity of city foundations is enhanced, construction is simple, and the cost is low; rainwater collected in the drain channels is conveyed to the greening units on the two sidesof the road, the rainwater is collected, resources are reasonably allocated, the important role is achieved in city greening, and the system has the very good application value.

The invention relates to a sewer accelerated drainage device which comprises an above-well fixed frame, an in-well support frame, a vertical accelerated drainage mechanism and a transverse accelerateddrainage mechanism. The in-well support frame includes a vertically-arranged cage, the lower end of the cage is provided with the transverse accelerated drainage mechanism, the transverse accelerateddrainage mechanism is located below the vertical accelerated drainage mechanism and is located at the communicating position of a pipe well and a horizontal sewage pipe, the upper end of the cage isconnected to the above-well fixed frame through a plurality of vertical telescopic devices, the vertical accelerated drainage mechanism includes a first acceleration paddle which enables water to flowdownwards in an accelerated manner in the rotating process, and the transverse accelerated drainage mechanism comprises a second acceleration paddle which enables the water to flow towards one side in an accelerated manner in the rotating process. The sewer accelerated drainage device has the advantages that the vertical accelerated drainage mechanism and the transverse accelerated drainage mechanism are arranged in the pipe well, so that the flowing speed of water flow flowing to the downstream from the interior of a sewer at a water accumulating point can be can greatly enhanced, drainage is accelerated, and the problem of urban waterlogging is effectively solved. The sewer accelerated drainage device is simple in structure, low in cost and easy to install and removal and strong in applicability, and the transverse accelerated drainage mechanism can be lifted up and down.

The invention discloses a novel urban road permeable pavement structure. The novel urban road permeable pavement structure comprises a structural surface layer, a permeable layer, a base layer and pile foundations, wherein the structural surface layer is a prefabricated part formed by a parallel grid structure and concrete by overall pouring, and reinforcing meshes are laid on the upper and lowerparts of the structural surface layer. The structural surface layer is fixed to brackets of the pile foundations, and joint gaps between the structural surface layer and the pile foundations are filled with asphalt. The structural surface layer is provided with neatly arranged trumpet-shaped water seepage holes which are convenient to timely discharge rainwater into the permeable layer formed by compacting gravel. Trumpet-shaped water storage wells are dug in the base layer and are connected through a water collecting pipe, reinforcing meshes and geotextiles are used for wall protection, and at the same time, the wells are filled with gravel. The trumpet-shaped water seepage holes and the water storage wells form a chimney effect to facilitate circulation of air humidity and temperature. The novel urban road permeable pavement structure can effectively solve the urban internal waterlogging problem while alleviating the urban heat island effect, is of great significance for improving the living environment, and can promote the further development of ''sponge city'' construction of China.

The invention discloses a ground rainwater comprehensive utilization system and a rainwater purification method. A water permeating layer is arranged below road ground. A combination layer is arranged below the water permeating layer. A reinforced concrete layer is arranged below the combination layer. Multiple water seepage pipelines penetrate the reinforced concrete layer and are connected to a water seepage flow collecting pipeline. The water seepage flow collecting pipeline communicates with a hidden underground water channel. The hidden underground water channel is provided with a hidden underground water channel transmission pipe opening. The hidden underground water channel transmission pipe opening is connected with a coil pipeline through a rainwater transmission pipeline. The tail end of the coil pipeline is connected with a bio-retention pond. One end of a river entering net pipeline is connected with a brake valve, and the other end of the river entering net pipeline communicates with a river channel. An opening of the bio-retention pond communicates with the bio-retention pond. A water purification system is arranged below the bio-retention pond. By the adoption of the system, rainwater can be comprehensively utilized, the roadside hidden underground water channel is adopted, part of flow-in rainwater is guided in a landscape greenbelt through the coil pipeline, and the rainwater is filtered through a soil stratum to be collected in an underground reservoir.

The invention relates to the field of sponge city construction, in particular to a sponge city permeable road and a construction process thereof. The sponge city permeable road comprises a road main body and a vegetation planting main body arranged on one side or two sides of the road main body and used for draining and storing water; and the road main body comprises a tamping layer at the bottom and a permeable layer arranged above the tamping layer, and a water storage tank is arranged in the vegetation planting main body. A drainage assembly is arranged at the bottom of the permeable layer, a water seepage flow guide assembly is arranged in the permeable layer and connected to the drainage assembly, and the end of the drainage assembly is communicated with the water storage tank. The water seepage flow guide assembly comprises a water seepage flow guide channel penetrating through the permeable layer and a supporting piece installed in the water seepage flow guide channel, and when extraordinary rainstorm breaks out, water infiltrated in the permeable layer can enter the water seepage flow guide channel to infiltrate downwards in time, so that the water seepage efficiency of the permeable layer is improved, and a large amount of accumulated water on the surface of the permeable layer is effectively prevented.

The invention discloses a construction method of a rainwater garden in sponge city transformation. The construction method is characterized by comprising the following steps of S1, performing construction preparation; S2, treating a base layer; S3, building and joining water collecting wells; S4, paving an HDPE impermeable layer; S5, paving a gravel cushion layer, a gravel cushion layer and a water-permeable blind pipe; S6, constructing a non-horizontal filtering water storage layer; S7, backfilling the planting soil; S8, performing construction of drainage curbs and a buffer area; and S9, performing green land planting. The construction method of the rainwater garden in sponge city reconstruction has the advantage of relatively low construction management cost, the construction of hard pavement and municipal rainwater pipelines is greatly reduced by the construction of the rainwater garden, urban rainwater is effectively absorbed by ecological vegetation, and the project construction cost is saved. Meanwhile, rainwater permeation is effectively carried out, rainwater runoff is reduced through retention and absorption of plants and soil, downstream structures and water are protected, and compared with traditional rainfall flood management measures, the method is low in manufacturing cost and high in economic applicability.

The invention discloses a sponge city rainwater circulation treatment system based on an original road. Road drainage pipelines are symmetrically arranged on the two sides of an original road, and rainwater solid-liquid separation filters are arranged at the tops of the road drainage pipelines. One part of rainwater flows out through the second water outlet pipe and then enters the rainwater purification pool, and the other part of rainwater containing more impurities is secondarily filtered through the filter screen and then enters the rainwater purification pool through the first water diversion pipe. And then the rainwater in the rainwater purification tank passes through the adsorption purification filtering device, is filtered again and then flows into the water purification tank. Rainwater in the clear water pool is guided to the vegetation layer through the solar water collector. Accumulated water on the road surface can be effectively collected, water resources are fully utilized, and the problems of city seeing and waterlogging are solved. Rainwater is reasonably treated, accumulated water on the ground is reduced, inland inundation disasters are reduced, and meanwhile resources are saved.

The invention discloses a water-permeable paved anti-sliding road surface. The anti-sliding road surface comprises an anti-sliding layer and a water-permeable paved road surface which are successivelyarranged from top to bottom, the anti-sliding layer comprises a protecting agent and quartz sand, and the protecting agent comprises the following raw materials in percentages by mass: acrylic resin60-75%, a film forming agent 2-5%, a coagulant aid 2-4%, polyurethane 12-18%, propylene glycol 1-2%, pigment 6-10%, a polyurethane curing agent 1-2% and a defoaming agent 0.5-1.5%. By the road surface, dustproof stability of the protecting agent to the water-permeable road surface is ensured, furthermore, the anti-sliding coefficient of the road surface is enhanced, and potential safety hazards ofpeople and vehicles in rainy days are reduced.

The invention relates to the technical field of building water supply and drainage systems, in particular to an inspection well facility capable of preventing rainwater and sewage from flowing backwards. The inspection well is mainly characterized in that the drainage of rainwater and sewage in industrial and civil building parks is conducted in a one-way mode and is reversely cut off, namely, the drainage in the industrial and civil building parks such as residences, business, offices, commercial complexes and plants is conducted in a one-way mode under the gravity flow or natural state of the rainwater and sewage in the parks, and the municipal rainwater and sewage are prevented from flowing backwards to the parks. According to the invention, the problem of serious water accumulation or waterlogging of the industrial and civil building parks such as the residences,the business, the offices, the commercial complexes and the plants due to backward flowing of the municipal rainwater and sewage into the parks due to too shallow burying of municipal rainwater and sewage pipelines or too large municipal rainwater and sewage quantity in the urban construction process is fundamentally solved.

The invention discloses an urban road drainage method for recharging groundwater. A bottom layer asphalt partition layer and a top layer asphalt partition layer are included, filtering water-permeable geotextile is laid on the top layer asphalt partition layer, and a total-water-pervious roadbed pavement structure is laid on the filtering water-permeable geotextile. The bottom layer asphalt partition layer and the top layer asphalt partition layer are provided with a lower water outlet and an upper water outlet respectively. A plurality of vertical reinforced concrete drainage pipes are arranged between the bottom layer asphalt partition layer and the top layer asphalt partition layer, and the two ends of each reinforced concrete drainage pipe are connected with the lower water outlet and the upper water outlet respectively. The outer surfaces of the reinforced concrete drainage pipes are coated with emulsified asphalt layers. By means of the emulsified asphalt layers, water leakage of the reinforced concrete drainage pipes is avoided. Meanwhile, it is guaranteed that the reinforced concrete drainage pipes, the bottom layer asphalt partition layer and the top layer asphalt partition layer are connected in a sealed mode. The urban road drainage method solves the problem of urban waterlogging on rainy days, urban groundwater can be recharged, and the method is particularly suitable for sponge city construction.

The invention discloses a novel Hengshuwujiang heat storage module sunlight greenhouse which solves the problem of traditional water logging and has a heat insulation function. Water logging is solvedwithout down digging, a rain-proof film stored and used by a volume curtain machine without pre-embedding the rain-proof film by down digging soil, water logging caused by traditional down digging and pre-embedding of a greenhouse film is avoided, and the heat insulation function is achieved by the aid of heat insulation and a heat storage module. Heat insulation in the whole greenhouse is achieved through heat insulation of heat insulation materials of rock wool boards and heating of the heat storage module of mixture, the rock wool boards comprises cement sprayed concrete, fiber non-woven fabrics, ten-filament PO (propylene oxide) membranes, heat preservation quilts, ten-filament PO membranes, heat preservation quilts, ten-filament PO membranes, limit non-woven fabrics and steel wires,the mixture comprises 20% of perlite and 80% of pure soil, the heat storage module continuously transfers heat into the heat insulation materials, so that the heat insulation effect of the greenhouseis good.

The invention relates to the technical field of urban waterlogging treatment, in particular to a method for preventing and treating urban waterlogging. The method is characterized in that aiming at aprecipitation water source in an urban area, precipitation is directly drained to a drainage system in the urban area or the downstream of the urban area through arranging a closed pipeline; for a water source which does not pass through a building to directly drop to the ground, the treatment method is divided into two types, the first type is the terrain low-lying part treatment method, and thesecond type is the terrain fluctuation part treatment method; and for a city with a river in the urban area, a flood control dam is built, a water level monitoring device, a pumper and an alarm deviceare arranged, mounted, and matched, and diverting is carried out on flood through ditches, the closed pipeline and terrain combining so as to prevent the flood and the waterlogging. The method for preventing and treating the urban waterlogging can prevent and treat urban waterlogging in a mountainous area or a basin city and a plain city.