555 results about "Stormwater harvesting" patented technology

The invention relates to a weather resistance permeable material, comprising aggregate and binding agent, wherein, the aggregate is one of natural quartz sand, coal ash, smelting waste residue, artificial quartz sand or the arbitrary combination thereof; the grain diameter of the aggregate is 0.07 mm-1.6 mm; the binding agent is epoxy resin, polyurethane resin and acrylic acid resin with good weather resistance or the arbitrary combination thereof; the weather resistance is effectively improved by selecting the binding agent with good weather resistance and adding light stabilizer and antioxidant; and the water permeability of materials is effectively improved by selecting hydrophilic reactive resin with good water permeability and adding hydrophilic inorganic material in the aggregate. The application of the weather resistance permeable material is as follows: the above raw materials can be mixed to manufacture permeable prefabricated pieces used for road surfacing or rain water collecting and water filtering, and can also be directly paced on the road surface to form a permeable road surface, thus promoting full utilization of rain water resources and improving urban water circulation.

The invention mainly discloses an urban rainwater purification method and a hydraulic jump type filter used therein. According to the technical scheme of the invention, the urban rainwater purification method comprises the following steps: collecting rainwater, detecting the rainwater, carrying out sedimentation treatment, carrying out pH value treatment, carrying out aeration treatment, carrying out biological purification, carrying out fine filtration, and storing. The used hydraulic pump type filter comprises a first filter cartridge and a second filter cartridge, a detection cavity is arranged at a water outlet, only after water body is detected to be in line with urban water consumption requirements by virtue of a detection head, the water body is conveyed into a water storage tank, otherwise the water body is conveyed into the first filter cartridge and the second filter cartridge to be filtered again. The urban rainwater purification method disclosed by the invention has the advantages that the rainwater is collected and purified, collection, permeation, purification and utilization of the rainwater in an urban range are realized to the utmost extent under the premise of guaranteeing waterlogging prevention and safety of a city, urban waterlogging stress can be effectively alleviated and reduced, purification efficiency is high, water quality of the treated rainwater is effectively improved, utilization of a rainwater resource is promoted, and sponge urban construction requirements are met.

A connection chamber for waste water and storm water collection, the connection chamber including an arch-shaped cut out in a side thereof, the arch-shaped cut out sized to receive an arch-shaped row connector, which is provided to couple rows of chambers to each other. The coupling of various rows of chambers to each other facilitates to relatively even flow of fluid throughout the field of chambers.

The invention provides an urban road rainwater recycling method and system. In consideration of the extent of pollution to rainwater of the road surface of roadways and sidewalk roads, rainwater collection is divided into two steps, the rainwater on the sidewalk roads is collected by the aid of a semi-closed storage area, a controller is used for controlling supplementing of groundwater when the groundwater level is low, and the clean rainwater is directly collected in a cleaned-water storage tank when the groundwater level is high; for the rainwater on the roadways and in consideration of the extent of pollution to the rainwater divided, the rainwater is divided into first rainwater and subsequent rainwater by the aid of rainwater diversion areas, the first rainwater is collected to a sewage treatment area for treatment prior to being collected to a cleaned-water storage area, the subsequent rainwater is directed used for irrigating greenbelts prior to being filtered and purified via shallow trenches and seepage channels under the greenbelts to be collected to the cleaned-water storage area. The extent of pollution of the rainwater in different areas and periods is fully considered, different treatments are performed, use of detergents can be greatly reduced, energy conservation and environment friendliness are achieved, and the rainwater is recycled maximumly.

The invention relates to a sponge city water drainage and water seepage structure and rainwater collection and utilization system and a working method thereof. The sponge city water drainage and waterseepage structure and rainwater collection and utilization system comprises a water drainage and water seepage structure and a rainwater collection structure. According to the sponge city water drainage and water seepage structure and rainwater collection and utilization system, through structural layers with high permeability, rainwater is easy to penetrate into a flow guiding pipe in a naturalgraded crushed stone layer, flows into a safe flow dividing well through a rainwater drainage pipe which is connected with the flow guiding pipe and enters a glass reinforced plastic reservoir throughthe pretreatment of a flow removal controller, after being purified by an underground integrated machine, the rainwater enters a glass reinforced plastic clear water tank to reduce the ponding on thepavement surface, roads, green areas and the like, and the rainwater can be used for fire fighting, greening and other water use after sedimentation and purification, so that the utilization rate ofthe rainwater is improved, and water resources are saved.

The invention discloses a full-automatic day-parting rainwater sampling device which comprises a power module, a rainwater sensor, a micro-programmed control unit (MCU), a stepping motor, a stepping motor driver, a rainwater collection module, a communication module and an upper computer, wherein the power module is respectively connected with the MCU and the stepping motor driver; the rainwater sensor is connected with the MCU; the MCU is connected with the upper computer for communication by the communication module; the rainwater sensor has a function of starting the operation of the whole rainwater sampling device; the upper computer is used for controlling the MCU by the communication module; the MCU is used for controlling the stepping motor by the stepping motor driver; the stepping motor is connected with the rainwater collection module, so that rainwater can be sampled. The full-automatic day-parting rainwater sampling device is high in practical performance and good in gas-tightness; most of all, the rainwater of different time periods can be collected in different bottles; furthermore, the device is better in the aspect of automatic control and is more humanized.

The invention discloses a pavement drainage system capable of realizing automatic opening and closing, which comprises a pavement. A water outlet pipeline is arranged in the pavement; spraying equipment is arranged on the upper side of the water outlet pipeline; a water inlet space is formed in the right side of the pavement; a communicating space is formed in the lower side of the water inlet space; a sundry blocking space is formed in the lower side of the communicating space; a water storage space is formed in the lower side of the sundry blocking space. The manhole cover can be in a normally closed state under the condition of no rainfall or no accumulated water on the pavement; pedestrian articles can be effectively prevented from falling into the manhole cover, rainwater enters the water pipe after precipitation, rainwater can be collected, the collected rainwater can be sprayed to the pavement in dry weather, fallen leaves and other sundries can be cleaned to the conveying beltand conveyed out of a pipe network, water pipe blockage is effectively prevented, the anti-skid pavement can be automatically lifted in heavy rain, the friction coefficient of the sidewalk is increased, and pedestrians are prevented from slipping down in walking.

The invention discloses a rainwater collection device for forest fire prevention, and relates to the technical field of forest fire prevention. The rainwater collection device comprises a support plate, a support pipe and a water collection assembly, and the water collection assembly comprises a water collection pipe, water collection plates and a water storage tank; the water collection pipe is of a wine glass type, and is installed on the top of the support plate, and isosceles-trapezoid mounting frames are hinged to the top of the water collection pipe; the small end of each mounting frameis provided with a fixing plate I, and motors I are installed on the inner sides of the fixing plates in a centered mode; the motors I are connected with connecting frames shaped like a Chinese character of Feng through couplings; the water collection plates are in an isosceles-trapezoid shape, and the both sides of each water collection plate are bent upwards; the water collection plates are installed on the upper end faces of the connecting frames by screws, and the upper part of the support pipe is provided with a ring-shaped lifting plate in a sleeving mode; the upper end face of the lifting plate is provided with hinged seats distributed uniformly, and V-type hinged plates are hinged to the hinged seats through hinge pins; connecting pins are welded at the middle parts of the both sides of the mounting frames, and the overhanging ends of the hinged plates are hinged to the connecting pins; and the water storage tank is in a cube structure, and is arranged below the support plate.

The invention relates to a rainwater collection and utilization device. A rainwater groove is formed in a house; one end of the rainwater groove is connected to a rotary plate by virtue of a torsion rod spring; a water storage groove is hung on the lower part of the rotary plate; when the torsion rod spring is under a natural state, the other end of the rotary plate is attached to an inlet of a sewage pipe; a rainwater collection pipe is arranged below the sewage pipe; when the torsion rod spring is compressed, the other end of the rotary plate can be attached to the rainwater collection pipe; a rainwater storage pond is arranged below the house; the rainwater collection pipe is connected to the inside of the rainwater storage pond; a heat-pump water heater is arranged in the house; a condenser is arranged in the heat-pump water heater; one end of the condenser passes through a compressor, an evaporator and an expansion valve and is connected to the other end of the condenser; the evaporator is arranged in the rainwater storage pond; a heat exchanger is connected to the outlet of a drainage pipe in the house; and the heat exchanger is located in the rainwater storage pond. The rainwater utilization device provided by the invention can supply heat energy in rainwater so as to heat the interior of the house, and the rainwater utilization device is low in energy consumption.

The invention relates to roadway illuminating equipment with a rainwater collection function. The roadway illuminating equipment comprises a lamp post, LED illuminating equipment bodies, a rainwater collection groove, an electricity supply part, a rainwater channel, a filtering part, a recycled water storage tank and a water purification part. By integrating the rainwater collection and purification parts on a traditional LED street lamp, rainwater is collected and purified, and the electricity supply operation is conducted on the LED lamp; and by electrically connecting a medium and small generators of the electricity supply part with the LED illuminating equipment bodies, the street lamp can be switched on automatically in the rainy or rainstorm weather, and the roadway driving safety in the severe weather causing bad views and the like is improved.

The invention discloses a rainwater collection system and a collection method thereof. The rainwater collection system comprises a drainage ditch formed in one side of a road surface, multiple rainwater perforated strainers are embedded in the drainage ditch and arranged in the length direction of the drainage ditch, a curbstone is arranged between the drainage ditch and the road surface, a grooveis formed in the bottom of the curbstone, a filtration board is arranged in the groove, a water collection tank is arranged below the drainage ditch, a rainwater collection tank is arranged on one side of the water collection tank, an adsorption box is arranged on one side of the rainwater collection tank, multiple adsorption boards are arranged in the adsorption box, a recycling box is arrangedon one side of the adsorption box, the side wall of the drainage ditch is connected with an overflow pipe, and one end of the overflow pipe is connected with a temporary water storage tank. The rainwater collection system has the effects that the rainwater collection rate is increased, losses are reduced, and the collected rainwater can be filtered.

The invention relates to a rainwater recovery system used on a building roof. The rainwater recovery system comprises a planting box arranged on the roof and used for planting green plants. The rainwater recovery system further comprises a rainwater collection box arranged on the roof and used for rainwater recovery. A containing box is fixedly connected between the planting box and the rainwatercollection box. A work box is jointly formed by the rainwater collection box, the containing box and the planting box. A fixed frame is arranged on the top edge of the work box. A covering assembly isin sliding connection in the fixed frame. A drive assembly used for driving the covering assembly to slide in the length direction of the fixed frame is arranged in the containing box. A trigger assembly capable of triggering the drive assembly to act according to the quantity of rainwater converged by the covering assembly is arranged on the covering assembly. The rainwater recovery system has the effects that an opening of the planting box can be closed while an opening of the rainwater collection box is opened according to the actual situation, rainwater is collected, and meanwhile plantsin the planting box can be protected against exposure to wind and rain.

The invention discloses a low elevation greenbelt. The low elevation greenbelt comprises a covering layer and a rainwater collection tank arranged below the covering layer, and further comprises an overflow well, wherein the overflow well comprises an upper well body and a lower well body, the lower well body is communicated with the upper end of the rainwater collection tank, and the upper well body penetrates the covering layer; an outer cylinder, ascending parts and an inner cylinder are arranged on the interior of the upper well body in a sleeving mode from outside to inside in sequence, the outer cylinder is connected to the inner wall of the upper well body, the lower end of the outer cylinder is connected with that of the inner cylinder through a bottom plate, and a containing cavity is formed in the area among the outer cylinder, the inner cylinder and the bottom plate; the peripheral surfaces of the upper well body and the ascending parts are of a porous structure; a plurality of floating bodies are connected to the peripheral outer walls of the ascending parts. According to the low elevation greenbelt, the purpose is to solve the technical problem that rainwater collection is difficult as the wellhead of the overflow well in the low elevation greenbelt is likely to be blocked by pollutants, meanwhile through combination of the low elevation greenbelt and a rainwater regulating storage tank, the rainwater runoff is effectively adjusted, and the functions of rainwater purification, storage and utilization are achieved.

The invention discloses an anti-blocking energy-saving building rainwater self-collecting device based on rainwater potential energy driving. The device comprises a conveying box, a base, a rainwatercollecting box and a filling port, a protection plate is mounted at the upper end of the conveying box, a driving barrel is mounted on the left side of the lower end of the conveying box, an adjustingmechanism is connected to the right end of the driving barrel, a water conveying pipe is fixedly mounted on the right side of the lower end of the conveying box, the lower end of a movable frame is mounted inside an air suction block, a knocking plate is mounted at the lower end of the air suction block, an incomplete gear is mounted on a linkage rod, a rotating gear is mounted on the outer sideof a toothed plate, and the upper end of a stirring rod is mounted inside the rainwater collecting box. According to the anti-blocking energy-saving building rainwater self-collecting device based onrainwater potential energy driving, external impurities can be blocked when the device is not used, the overall cleanliness of the interior of the device is improved, the possibility that the rainwater collecting device is blocked can be reduced, and the overall rainwater purifying effect is improved.

The invention discloses a pollution intercepting type water permeable brick and a preparation method thereof. The water permeable brick is prepared from aggregate, a binder and an additive in a ratiobeing 85-125:2.5-10:0.5-1.5 in parts by mass, wherein the aggregate is prepared from fly ash, biomass and zeolite powder or sepiolite powder in a ratio being 70-85: 5-10:10-20; the binder is preparedfrom aluminium phosphate, magnesium-aluminium hydrotalcite, bentonite and water in a ratio being 0.5-3: 0.5-3:1-3:0.5-1; the additive is magnesium lignosulfonate or quartz powder. Smashed materials are mixed uniformly, clean water is added, the mixture is uniformly stirred and aged, then extrusion forming, natural airing and heating curing are performed, and a product is subjected to roasting setting in a muffle furnace. The prepared water permeable brick is good in water permeability, high in strength and good in pollution intercepting effect, heavy metals and organic pollutants in rainwatercan be removed effectively, and the water permeable brick can be applied to rainwater collection for various grounds and has good economic and social benefits.

The invention discloses an urban road rainwater collection and utilization system. The system comprises a sidewalk drainage structure, a carriageway, a central dividing strip, a rainwater ditch, dredging wells, sedimentation tanks, a water collection well and a rainwater conveying system. A plurality of drainage holes are formed in the side, close to the sidewalk, of the rainwater ditch at certainintervals; a plurality of drainage holes are formed in the kerb of the sidewalk at certain intervals, filter screens are arranged in the holes; the dredging wells are arranged in the rainwater ditchat certain intervals so as to precipitate initial rainwater; the water collection well is arranged below the central dividing strip; the sedimentation tanks corresponding to the dredging wells are arranged in the water collection well; an inspection well is arranged above the water collection well; the dredging wells are connected with the sedimentation tanks through pipelines; and rainwater collected in the water collection well cleans a traffic lane and irrigates a green belt through the rainwater conveying system. With the urban road rainwater collection and utilization system adopted, water accumulation on the sidewalk can be prevented, urban water shortage can be relieved, and road cleaning automation can be realized. The system has important reference value for establishing a 'spongecity '.

The invention discloses a high-protruding object periphery waterproof treatment device and method for a steel structure roof and belongs to the technical field of house water proofing. A waterproof structure comprises a gutter, a downpipe, waterproof closing edges and a waterproof plug. The gutter is an internal wall type gutter, is installed between a roof high-protruding object and a roof face plate and is made by welding a galvanized iron sheet, the cross section of the gutter is U-shaped, the gutter is transversely arranged in the side direction of a house ridge, flanges on the left and right sides of the gutter are respectively fixed to a roof high-protruding object wall face plate and the roof face plate, the gutter is utilized to collect rainwater from the house roof, the downpipe is utilized to drain water to the ground, it can be completely avoided that rainwater is accumulated to form huge water flow, the huge water flow is prevented from spilling over wave crests of the roofface plate to cause water leakage at lock catch positions of the roof face plate, meanwhile another three roof face plates at the bottom of the high-protruding object all adopt closing edges to serveas high-low-span flashing structures, a very good waterproof effect is played, and the applicability of the steel structure house is improved to some degree.

The invention relates to an energy-saving and environment-friendly house building device comprises a wall and a roof, supporting tables are horizontally arranged on the wall, and the multiple supporting tables are arranged in the height direction of the wall at intervals; rotating shafts are rotationally arranged on the wall, U-shaped protection plates are fixedly installed on the rotating shafts, the two ends of each protection plate are fixed to the two ends of the corresponding rotating shaft respectively, and the protection plates are located below the supporting tables in the initial state; a solar panel power generation set is arranged on the roof and electrically connected with driving motors, the driving motors are connected with transmission parts, and the transmission parts are connected with the rotating shafts and used for driving the rotating shafts to rotate on the wall so that shielding plates can be located above the supporting tables; a rainwater collecting device is arranged on the wall, the rotating shafts are arranged in a hollow mode, and spray heads communicate with the rotating shafts are arranged on the rotating shafts; and the spray heads are located above the supporting tables, and the rainwater collecting device communicates with the rotating shafts through hoses. The energy-saving and environment-friendly house building device has the advantages of improving the use performance and greening effect of green buildings.

The invention discloses self-cleaning monitoring equipment utilizing rainwater. The self-cleaning monitoring equipment comprises a shell, a rainwater cavity is formed in the shell, a water pipe wall is arranged in the rainwater cavity, a water purification cavity is formed in the rainwater cavity, a water purification mechanism is arranged in the water purification cavity and can be used for precipitation and still standing of the rainwater to divide the rainwater into a clean layer and a sewage layer, a cleaning cavity is formed in the right side of the rainwater cavity, a water passing pipeis arranged in the cleaning cavity and the rainwater cavity in a communicating mode, a motor cavity is formed in the upper side of the water passing pipe, and a motor is fixedly arranged in the motorcavity. The self-cleaning monitoring device can collect and utilize the rainwater, people do not need to be regularly deployed to clean the monitoring equipment, manpower and water resources are saved, shell protection of the monitoring equipment is better guaranteed, the self-weight of the rainwater is utilized for cleaning, reasonable utilization is realized, cleaning and environmental protection are realized, electric power is saved, and the self-cleaning monitoring equipment realizes the self-cleaning function without manual operation and has the high integration degree.

The invention belongs to the technical field of rainwater collection, and particularly relates to an urban pavement rainwater collection system which comprises an elevated body and a protective fence.A precipitation tank is formed in the surface of one side, close to the protective guard, of the elevated body; funnel-shaped drain outlets are uniformly formed in the bottom of the precipitation tank; precipitation plates are fixedly connected to the two sides of the elevated body; the precipitation plate is designed to be arc-shaped; flow guide openings which are uniformly distributed are formed in one side of the precipitation tank; the lower surface of the precipitation plate is fixedly connected with a flow guide plate; one end of the flow guide plate is communicated with a rainwater well for collecting rainwater; a diaphragm is fixedly connected between the surface of the precipitation plate and the side wall of the protective fence; a screw rod is connected into the cleaning groovein a sliding manner; rainwater can be preliminarily precipitated in the rainwater collecting process, precipitates are discharged into afforestation, instant and effective rainwater utilization is achieved, meanwhile, when the rainfall is large, part of rainwater can be directly used for irrigation afforestation, and the water collecting pressure of a rainwater well is reduced.

The invention discloses a rainwater collection device for rainwater detection. The rainwater collection device comprises a rainwater collection pool, the rainwater collecting pool is connected with afiltering chamber through a pipe a, and a plugging mechanism is arranged in the filtering chamber and is close to the pipe a. A filter layer is arranged below the plugging mechanism, the bottom of thefiltering chamber is connected with a sampling chamber through a pipe b, and a water outlet b is formed at the bottom end of the sampling chamber. A valve b is arranged on the water outlet b, a floating ball type gate valve is arranged at the end, close to the filtering chamber, in the pipe b and comprises a pipe column arranged in the pipe b, an annular boss is arranged at the end, close to thefiltering chamber, of the pipe column along the inner wall of the pipe column, a floating ball a is arranged on the boss, and the diameter of the floating ball a is larger than the inner diameter of the boss. The rainwater collection device can filter the impurities, such as the suspended solids and particles in rainwater, etc., enables the influence of the impurities on a test result to be reduced, and is simple in structure and is easy to operate.