60results about How to "Reduce rainfall" patented technology

Described herein is a cleaning device for a flat solar panel or a trough reflector panel. The device comprises a cleaning member with a sweeper portion and a scraper portion. The cleaning member is mounted for unidirectional and bidirectional movement over the flat panel or the reflector panel. A rocker bar is connected to the sweeper portion and the scraper portion to rockingly move either the sweeper portion or the scraper portion into contact with the flat panel or the reflector panel as the cleaning member moves over the flat panel or the reflector panel.

The invention discloses a drag suction type road surface cleaning device for a sanitation truck. The drag suction type road surface cleaning device comprises a road surface drag-cleaning device, a sundry separation device and a drag roller flushing device, wherein the road surface drag-cleaning device is connected with the sundry separation device and the drag roller flushing device. The drag suction type road surface cleaning device uses drag rollers to replace sweeping rollers so as to realize sorting treatment of dust and sundries, uses a conveyable barrel to replace a fixed box so as to effectively simplify and shrink the structure of a cleaning system, and uses wet method operation to replace dry method operation so as to avoid secondary blowing dust and flexibly deal with all kinds of road conditions.

The invention provides a cloud water reduction and rain enhancement scale prediction method. The method includes the steps that 1, the cloud water reduction scale is predicted; 2, the positions of a rain reduction region and a rain enhancement region are determined; 3, the cloud water migration operation scale and the number of needed devices are measured and calculated; 4, a floating platform is arranged; 5, a floating large-diameter pipeline is arranged; 6, cloud water migration operation is performed. By the application of the technology, input and output port differential pressure and an artificial flow guiding technology, vapor in clouds moves to fixed points in a quantification and orientation mode, precipitation redistribution is achieved, and disaster reduction and environmental improvement dual-factor artificial influence weather is achieved.

The invention discloses a green rainwater collection and sewage interception system for building districts, which comprises a plurality of subsystems which are serially connected and arranged in a low-altitude greenbelt in a district. Each subsystem comprises a sewage interception infiltration subsystem and route infiltration drainage subsystem. Rainwater flowing in the system is subjected to accumulation, storage, infiltration, detaining and energy dissipation, and amount of thermal rainwater discharge is reduced greatly. When permeating a permeable filling layer, a water-holding garden planting soil layer, a filling layer of the water-holding garden planting soil layer, a filling layer of a filling well and the like outside the system, the rainwater is adsorbed, infiltrated and held, and pollutant carried by the rainwater is removed effectively. Amount and quality of collected water are controlled at the terminal of the system, and the terminal rainwater can be collected for reuse or drained into a municipal rainwater network. In addition, flowing time of the rainwater in drainage is prolonged, urban rainwater flood peaks can be lowered, urban living environment can be beautified, and natural hydrographic cycle balance can be maintained.

The invention discloses a rainwater and pollutant split-flow processing method and system for a refuse landfill. The processing system comprises an underground water guiding and drainage system and a landfill leachate guiding and discharging system. A field region is divided into a plurality of landfill work zones according to elevations. The underground water guiding and drainage system and the landfill leachate guiding and discharging system are completely paved on the landfill operation regions which have been operating, temporary embankments are arranged on the junctions of the landfill operation regions which have been operating and the landfill operation regions which have not operated yet, and vertical water guiding facilities are arranged on the sides, close to the landfill operation regions which have not operated yet, of the temporary embankments. The processing method includes the steps that landfill work is carried out from landfill work zones with smaller elevations to the landfill work zones with larger elevations in sequence; the underground water guiding and drainage system is paved according to the landfill work sequence, and then the landfill leachate guiding and discharging system is constructed according to the landfill work sequence; the temporary embankments and the vertical water guiding facilities are arranged so that rainwater collected in the landfill operation regions which have not operated yet can be directly guided to the underground water guiding and drainage system. The rainwater and pollutant split-flow processing system is simple in structure, convenient to construct, controllable in cost and capable of effectively achieving rainwater and pollutant split-flow in the refuse landfill.

The invention belongs to the field of disaster reduction and prevention and smart cities, and particularly relates to an intelligent delayed plant irrigation device. The device comprises a rain collecting support part, a precipitation water storage part, a filtering adsorption part, a stirring part and a spraying part. This kind of devices are arranged in batches in a green belt or a park of a city. By collecting and treating rainwater and snow water and then carrying out irrigation on plants in rainless days, not only is rainwater stored in a centralized manner when the rainfall is large, butalso urban waterlogging caused by overlarge rainfall is avoided, and meanwhile, rainwater is stored and treated and then used for irrigation, so that the direct application of rainwater after primarycollection is achieved, and the increase of unnecessary treatment costs caused by retreatment after rainwater is mixed with other sewage is avoided.

The invention provides a method and system for manually influencing weather. The system comprises an integrated floated pipeline, a floated platform and a system remote control platform. The integrated floated pipeline is used for cloud water collecting, conveying and seeding, and in other words, the integrated floated pipeline is used for cloud water collecting, conveying and rainfall catalyst seeding so that rainfall can be generated. The floated platform is used for hanging and drawing the integrated floated pipeline and is suspended on a mooring table though a mooring guy in a fixed point mode. The system remote control platform is used for floated platform lifting, pipeline connection, separation, rainfall catalyst seeding and ground control of working environment observation and monitoring, and is used for improving the manual cloud water migration work efficiency, recording data and improving safety guarantees. The researched and developed light, high-strength and large-drift-diameter pipeline is applied, and 67.4 tons of cloud water can be migrated per hour on average through the single pipeline. By means of the input and output port pressure difference and the manual diversion technology, fixed-point, quantitative and directional movement of moisture in cloud is achieved, redistribution of rainfall is achieved, and weather can be manually influenced through dual factors including disaster reduction and environment improvements.

The invention relates to a rain and sewage diversion system for a phosphogypsum yard, a water guide pipe (30) for guiding water at the rear part of the yard and the water seeped from a hillside to a down stream of the yard is arranged in a hill body (20) below the bottom of the valley-shaped phosphogypsum yard (100), an intercepting drain (60) for isolating the steep hillside from the yard is dug on the steep hillside (21) at the height of a slag heap, which corresponds to the maximum bearing capacity of the water guide pipe, the intercepting drain is communicated with a water accumulation region at the rear part of the yard and a region outside the yard, even a pipeline at the bottom of a reservoir is sunk, water level at the tail part of the reservoir only rises to the height of the intercepting drain, and then the water flows out the region of the yard from the intercepting drain, thereby avoiding forming a dammed lake, preventing a slag field from being destroyed by flushing, protecting the safety of the masses at the down stream of the slag field, and also preventing surface water from back-filling into the yard. The height of phosphogypsum accumulated on an anti-seepage membrane is always higher than the water level at the tail of the reservoir, and the problem that the anti-seepage membrane is jacked up and raised by underground water can be avoided during the running process of the slag field. The system selects one side with steeper slope of the hillside to build the intercepting drain, and the loss of reservoir capacity is minimal.

The invention relates to a dispersive sewage multilayer soil ecological treatment device which comprises a raw water tank, a first sedimentation tank, a contact oxidation tank, a biological filter tank, a second sedimentation tank, a flow regulating tank, a soil treatment tank and a water collection tank which are connected in sequence,, wherein the raw water tank, the contact oxidation tank, the biological filter tank, and the soil treatment tank are respectively connected to an air blower, and the soil treatment tank comprises a tank body, a water distributing pipe, a water passing layer, a soil layer, a ventilation layer, an air layer, a quartz sand layer, a cobblestone layer and a water collecting pipe. A treatment method comprises the following steps of: (1) lifting sewage to the first sedimentation tank for anaerobic sedimentation after collecting the sewage by using the raw water tank; (2) entering the contact oxidation tank, and then making discharged water pass through the biological filter tank; (3) after passing through the second sedimentation tank, making the discharged water enter the flow regulation tank, and then delivering the discharged water to the soil treatment tank; and (4) intermittently performing water intake and ventilation on the soil treatment tank. The invention effectively improves the osmotic coefficient of a soil layer, the hydraulic loading is up to above 2.0-8.0m and is increased by dozens of times higher than the traditional soil treatment method, and the treatment efficiency is obviously improved.

The invention discloses an infiltrating road gutter inlet having a secondary silt settling function. The infiltrating road gutter inlet comprises a rainwater collecting and primary settling well and a silt settling and inflating well, wherein the rainwater collecting and primary settling well and the silt settling and inflating well are arranged in an adjacent mode and the silt settling and inflating well is deeper than the rainwater collecting and primary settling well; a primary collecting device is movably arranged in the rainwater collecting and primary settling well; a secondary collecting device is movably arranged in silt settling and inflating well; a cover plate, which is provided with a rainwater grate, is arranged on the top side of the rainwater collecting and primary settling well; a well cover, which is free from a rainwater grate, is arranged on the top side of the silt settling and inflating well; the upper side of the rainwater collecting and primary settling well is connected to the upper side of the silt settling and inflating well by virtue of a communicating pipe; an overflow pipe, which communicates with a road rainwater inspection well, is arranged at the upper side of the silt settling and inflating well; a secondary filtering section and a secondary silt settling section are arranged on the lower section of the silt settling and inflating well sequentially from top to bottom; and an inflating pipe, which is connected to surrounding soil bodies, is arranged on the secondary filtering section. The gutter inlet provided by the invention can effectively reduce emission pressure of a road rainwater main pipe and relieve or avoid the occurrence of road basement settlement and waterlogging phenomenons; and the technology for forming the gutter inlet is mature, convenient to construct and easy for daily maintenance.

The invention relates to an ecological utilization method and system for rainwater collection, purification, regulation and storage in a sponge urban community. By a collection and transportation unit, rainwater in the urban community is collected and then converged into a cleansing treatment unit, the rainwater is subjected to precipitation, decomposition and purification treatment in the cleansing treatment unit and then flows into a storage, regulation and storage unit, the storage, regulation and storage unit is used for discharging the rainwater of the storage, regulation and storage unitaccording to self water quantity and use requirement to transport the rainwater to various water utilization units or store the rainwater. By utilizing current greening units in the community, the method and system can be used for regulation, storage and utilization of the rainwater after collection and purification, not only can pressure to municipal pipelines during a rainstorm be relieved andwaterlogging resistant capacity in the community be improved, but also the operation and maintenance costs of the community can be reduced.

The invention discloses a rainwater collection system for a hollow permeable kerb. The system comprises the hollow permeable kerb, a rainwater well in a green belt, an underground rainwater adjustingtank and a pipeline for connecting the components; the hollow permeable ker is laid between the road surface and the green belt and is used for draining rainwater on the road surface; when rainfall intensity is low, rainwater on the road surface can flow into the green belt through the hollow permeable kerb; excessive rainwater on the road surface can flow into the rainwater adjusting tank throughthe hollow permeable kerb along with increase of the rainfall intensity; excessive rainwater which cannot permeate into the green belt in time can be collected into the rainwater adjusting tank through the rainwater well; the rainwater adjusting tank has the effects of storing rainwater and regulating rainstorm flood peak flow; and in sunny days, rainwater stored in the rainwater adjusting tank can be used for watering green plants. With the system of the invention adopted, road ponding can be effectively solved, and initial-stage rainwater is discarded and enters the green belt to be infiltrated, and middle- and later-stage rainwater is stored and recycled.

The invention discloses a sponge engineering system based on an existing urban road and a drainage condition and belongs to the technical field of urban road drainage and rainwater utilization. Road surfaces of a motorized vehicle lane, a non-motorized vehicle lane and a pavement keep unchanged; water collection side ditches are formed in an outer side of the motorized vehicle lane along a road flat teeth part, and a road flat teeth part between the non-motorized vehicle lane and the pavement; gap cover plates cover the water collection side ditches; dredging wells are arranged along the water collection side ditches every 5m to 6m; the water collection side ditches are connected with a round water seepage and storage tank and a square water seepage and storage tank through inclined collection pipes respectively; the water collection side ditches are connected with a municipal rainwater pipe through overflow pipes. The invention further discloses a construction method of the system. By adopting the sponge engineering system and the construction method, an existing drainage system is not changed and burden of downstream drainage is effectively alleviated; pollution to a downstream water body, caused by initial rainwater pollution of the road surface, is avoided; disturbance on the existing rod surface and arbor planting is not caused; the construction is convenient and the road does not need to be blocked; interference to traffic is not caused, water resources are saved and the sponge engineering system and the construction method have promotional value.

Provided is an automatic water draining type well cover. The well cover comprises a well cover body and a water draining device arranged below the well cover body; the water draining device is provided with a water draining support connected with the well cover body; the water draining support is provided with a plurality of vertically arranged water draining columns, and the well cover body is provided with water draining holes matched with the water draining columns; the water draining columns are installed on the water draining support through lifting devices, and are provided with spiral water draining grooves; the bottoms of the water draining columns are provided with water draining fans used for increasing the water draining speed; and the water draining device further comprises a storage battery used for providing a power source for the water draining fans, and the storage battery is installed on the water draining support through a waterproof shell. The automatic water draining type well cover is reasonable in design and practical, the water draining amount can be automatically adjusted according to the rainfall while installing and using are convenient, water draining isperformed in time, the amount of accumulated water on a road surface is effectively lowered, and safe passing of pedestrians and vehicles is guaranteed.

The invention discloses a greening system for a green roof of a high-rise building, and relates to the technical field of green buildings. The greening system comprises a supporting frame and plantingpots arranged on the supporting frame; the supporting frame comprises a plurality of supports connected in sequence; one planting pot is mounted on any support in a matching manner; each support comprises a rectangular frame body, the four corners of the upper surface of the rectangular frame body are each provided with a supporting column, and the four corners of the lower surface of the rectangular frame body are each provided with a supporting column; a plurality of notches I with T-shaped cross sections are respectively formed in the two opposite outer side walls of the rectangular framebody; two connecting columns I and two connecting columns II are respectively arranged on the other two opposite outer side walls of the rectangular frame body; a drainage tank body is arranged at theposition, located between every two supports, on the corresponding connecting column I and the corresponding connecting column II; and an irrigation tank body is arranged at the position, located between every two supports, above the corresponding drainage tank body. According to the greening system, a planting structure composed of the supports and the planting pots is adopted, soil is preventedfrom being directly stacked on the roof, and replacement and maintenance of plants in the planting process are facilitated.

The invention relates to a long-rooted plant planting structure in a bearing wall at the top of a building. A planting space with an opening is reserved in the outer-side wall of the bearing wall at the top of the building, wherein the section of the planting space takes the shape of a right trapezoid; the interior of the planting space is filled with a nutrient soil layer, and a long-rooted plant is planted in; thermal insulation layers, waterproof layers and root isolation film layers are arranged at the bottom and side walls of the planting space; well type drainage tanks, a perforated water storage plate, filtering geotextile and a filtering layer are sequentially arranged at the bottom of the planting space from the bottom up; a steel tie bar is pre-buried in the bearing wall at the planting space, and is connected with an added reinforcing steel bar inside the wall body; a hard partition board is pre-buried in the wall body at the lower part of the opening, and drip irrigation pipes are arranged on the inclined wall of the inner side of the wall body at the upper part of the opening. According to the invention, under the premise that the overall performance of the wall structure is not influenced, a plant planting structure on the external wall of a building is provided, and the structure has the advantages of simple structure, attractive appearance, favorable thermal insulation performance and water-saving irrigation on the plant. The invention further discloses a construction method for the long-rooted plant planting structure.

The invention provides an asphalt concrete road structure capable of facilitating water drainage. The asphalt concrete road structure comprises a road main body and rainwater wells arranged on two sides of the road main body at intervals, wherein the upper surface of the road main body is a road pavement; surface from the middle line to two sides of the road pavement are respectively continuous descending slopes; the asphalt concrete road structure also comprises permeable drainage zones and rainwater collection pipes; the permeable drainage zones are arranged close to two sides of the road main body and are consistent with an extension direction of the road main body; the rainwater collection pipes are buried right under permeable filtering layers; one end of each rainwater collection pipe is a low end, and the other end of each rainwater collection pipe is a high end; the low ends of the rainwater collection pipes are communicated with the rainwater wells; a plurality of water permeating holes are formed in pipe bodies of the rainwater collection pipes at the upper parts of axial symmetrical planes. The asphalt concrete road structure provided by the invention is capable of rapidly discharging the rainwater on the road pavement, preventing the rainwater from retaining on the road pavement to form water accumulation and waterlogging, reducing the amount of rainwater permeatingdownwards from the road pavement, alleviating the soaking of the roadbeds by rainwater, improving the anti-scouring capability of the roadbeds and achieving the effect of prolonging the service lifeof the asphalt concrete pavements.

The invention discloses an aluminum alloy door and window achieving hidden type trace water drainage and belongs to the field of aluminum alloy doors and windows. The aluminum alloy door and window achieving hidden type trace water drainage comprises an aluminum alloy door and window outer frame with a glass plate installed on the inner side. A hidden type water drainage groove is formed in the front end of the aluminum alloy door and window in a digging manner. A water absorbing frame is arranged in the hidden type water drainage groove. A sealing cover frame is connected to a groove openingof the hidden type water drainage groove. Multiple water guide holes are uniformly formed in the lower end of the aluminum alloy door and window outer frame in a digging manner. Embedded type water absorbing bars are fixedly connected into the water guide holes. Multiple side air drying holes are formed in the left inner side end and the right inner side end of the aluminum alloy door and window in a digging manner correspondingly. Upper air drying holes distributed uniformly are formed in the upper inner side end of the aluminum alloy door and window outer frame in a digging manner. Accordingto the aluminum alloy door and window, the multiple embedded type water absorbing bars are utilized for absorbing trace water spots on the surface of a sliding rail of the aluminum alloy door and window, the absorbed water is transferred and dried through the water absorbing frame, the surface of the sliding rail is effectively prevented from rusting, and flexibility of the door and window opening and closing is ensured.

The invention relates to the technical field of transformers, and discloses an outdoor rainproof and lightning-proof transformer which comprises a transformer body. Heat dissipation frames with hollow centers are fixedly connected to the front, rear, left and right surfaces of the transformer body, and a plurality of heat dissipation fins are fixedly connected to the upper and lower inner walls of the heat dissipation frames at equal intervals. The top surface of each heat dissipation frame is provided with a cylindrical bulge, the outer wall of the cylindrical bulge is sleeved with a water tank, and the top surface of the transformer body is provided with holes corresponding to the positions of every two heat dissipation fins, and the inner wall of each hole is sleeved with a shifting rod. Through the arrangement of a baffle plate, the transformer body can be directly cooled through rainwater in rainy days, so that the baffle can automatically seal the gaps between the heat dissipation fins, the problem that rainwater mixed with dust and other impurities fall onto the heat dissipation fins and adhere to the heat dissipation fins, and consequently heat dissipation is poor is solved; the baffles can automatically retract to unfold the heat dissipation fins along with evaporation of water in the water tank in sunny days, so that the heat dissipation effect of the heat dissipation fins on the transformer body is guaranteed.

The invention discloses a parking lot speed monitoring device which comprises a groove arranged in a lane. A lifting type deceleration mechanism is arranged in the groove and includes a hydraulic cylinder fixedly arranged on the bottom surface of the groove, a support plate is arranged on the side wall of the hydraulic cylinder, a second spring is arranged on the support plate and sleeves a pistonrod from outside, a mounting table is connected to the top of the second spring, a deceleration table is arranged above the mounting table, the mounting table is connected with the deceleration tablethrough a first spring, and multiple deceleration teeth are arranged on the deceleration table side by side; the mounting table includes a shell, multiple through holes are formed in the upper surface of the shell, and the through holes are communicated inner and outer spaces of the shell. By the arrangement, the deceleration table can be lifted according to current driving speed of a vehicle andsafety situation in a parking lot, and driving safety in the parking lot is improved.

The invention discloses a rainwater and sewage diverting device for a refuse landfill. The device comprises a flow guiding groove, anchor rods, convex blocks, supporting plates, seepage holes, a flowguiding film, a flow guiding pipe and an anti-water-accumulation mechanism. According to the device, part of rainwater falling from the outside penetrates through a greening layer to permeate into anearthwork layer, the other part of rainwater slides onto the flow guiding film in the flow guiding groove from the greening layer, the infiltrated rainwater is blocked through an anti-permeation layer, the rainwater flows into the flow guiding pipe along the anti-permeation layer, and the flow guiding pipe discharges the rainwater into the flow guiding film; and after a period of time of rainwaterand sewage diverting, a driving motor is started, and the output end of the driving motor drives a guiding wheel to advance on a guiding rail, so that a jacking wheel on a rotating shaft jacks the flow guiding film to gradually move towards one side of a gutter inlet, and the accumulated water on the flow guiding film gradually flows towards the gutter inlet until the accumulated water is discharged from the gutter inlet.

The invention discloses a layered flood discharge structure for reducing a flood discharge fog rainfall, relates to the field of flood discharge, and reduces the flood discharge fog rainfall. A flooddischarge port is divided into multiple water outlet channels, and is longitudinally cut in the vertical direction; all the water outlet channels are rectangular; the top water outlet channel is horizontal, and the rest water outlet channels are downwards bent; included angles between tangent lines of the upper surfaces of the inner walls of water outlets in a water flowing direction and the horizontal direction are called as emitting angles; from the bottom water outlet channel to the top water outlet channel, the emitting angles are gradually reduced; and the area of the water outlet of thetop water outlet channel is 80-90% of the area of a water inlet thereof. The emitting angle of the bottom water outlet channel is 45 degrees. The width of the water outlet of each water outlet channelin the horizontal direction is larger than the widths of the water outlets of the water outlet channels on the lower side in the horizontal direction; and the center lines of all the water outlets are positioned in one plane. A water guide plate is arranged on the upper surface of the water outlet of the top water outlet channel. The structure has the beneficial effect of greatly reducing the flood discharge fog rainfall.

The invention discloses a rainwater collecting and reusing device for the vertical greening of a building. The invention includes a rainwater inlet stand pipe, a rainwater purifying ecological groove body, aself-using-water water tank and a rainwater collecting stand pipe, therainwater purifying ecological groove body and the self-using-water water tank which is close to a wall are combined side by side, the rainwater inlet stand pipe and the rainwater collecting stand pipe are arranged on two ends of the rainwater purifying ecological groove body respectively, the rainwater purifying ecological groove body is divided into a plurality of sections, aerobicnitrificationsections and anaerobicdenitrificationsections are arranged alternatively; the end section of the rainwater purifying ecological groove body is a chemical phosphorus removal filler module; the bottom, corresponding to the aerobicnitrification sections, of the self-using-water water tank is provided with reusing-water perforationdistribution pipes which are embedded in filler layers, and one-way valves are installed on the main pipes of the reusing-water perforationdistribution pipes. The device has the advantages that the device has the water-holding capacity, rainwater peak values and the amount of SS, COD and other contaminants are reduced, and the content of nitrogen and the content of phosphorusare controlled to reach standards, and the purposes are achieved that the water tank automatically supplements water to the device and the environmental greening is conducted.

The invention discloses a greening system for green roofs of high-rise buildings and relates to the technical field of green buildings. The present invention includes a support frame and a planting pot arranged on the support frame; the support frame includes several supports connected in sequence; a planting pot is installed on any support; the support includes a rectangular frame body, and the four corners of the upper surface of the rectangular frame body A support column is respectively arranged at the four corners of the lower surface of the rectangular frame body; a plurality of notches 1 with "T"-shaped cross-sections are respectively arranged on the opposite two outer walls of the rectangular frame body; the rectangular frame body Two connecting columns one and two connecting columns two are respectively arranged on the other opposite two outer walls of the body; the connecting column one and connecting column two located between the two brackets are provided with drainage tanks; the two connecting columns directly above the drainage tanks An irrigation tank body is installed between the supports. The present invention adopts a planting structure composed of brackets and planting pots, which prevents the soil from being directly stacked on the roof, and facilitates the replacement and maintenance of plants during the planting process.

The invention provides a roof rainwater collection device for a green building. Two sides of a roof board are equipped with flow guide frames. Middle positions of the flow guide frames are equipped with grooves. Anticorrosion boards are fixed at bottom positions in the interiors of the grooves. Sealing edges are distributed at edge positions of the anticorrosion boards. Edges of the sealing edgesare attached to two walls of the grooves. Front side positions of the flow guide frames are equipped with water outlet valve openings which communicate with the flow guide frames. Rainwater is collected by the flow guide frames such that rainwater is conveyed to the interior of a water storage tank through a connection pipe. Protecting edges enable limiting drums to be fixed at the water outlet valve openings. Foreign matter of rainwater in filter nets is filtered. Abrasion of the bottoms of the flow guide frames caused by long rainwater accumulation is avoided. The sealing edges are attachedto inner walls of the flow guide frames. The purpose of disinfecting is fulfilled by ultraviolet ray disinfection lamps in the interior of a top cover of the water storage tank. Therefore, water liquid in the interior of the water storage tank meets the household condition.

The invention discloses fast anti-theft placement equipment for a landscape flower pot. The fast anti-theft placement equipment comprises a walking mechanism, a shell, a positioning mechanism, locking mechanisms and drainage mechanisms, wherein the shell is in a stepped form; a walking mechanism is arranged at the lower end of the shell; the positioning mechanism is arranged at the upper end of the shell; the locking mechanisms are arranged at two ends of the positioning mechanism; one drainage mechanism is arranged at one end of each locking mechanism; the positioning mechanism comprises a first fixed seat; the first fixed seat is provided with a fixed clamping plate; a second fixed seat is arranged at one side of the fixed clamping plate and is provided with a slide block; and a movable clamping plate is arranged on the slide block. Through coordination of the fixed clamping plate and the movable clamping plate, the position of the pot is fixed, and the pot is not easily moved away and the anti-theft performance is increased; the shell is convenient to move through universal wheels at the bottom end of the shell, so that convenience is brought for disassembly of the landscape flower pot, and the disassembly efficiency of a worker is improved.

The invention discloses a method for raising seedlings of winter wheat after-crop angelica sinensis and controlling early bolting rate. The method comprises the steps of land selection, seedling raising land pretreatment, seeding in the seedling raising period, field management in the seedling raising period, seedling lifting, seedling airing and storage. With adoption of the seedling raising of the winter wheat after-crop angelica sinensis, the seedling raising altitude is reduced, traditional wasteland is replaced with farmland, damage to vegetation is reduced, and the method is an eco-friendly seedling raising mode; the planting management is convenient, and the labor cost of land reclamation and high-altitude cultivation can be effectively reduced; and by means of the seedling raising of the winter wheat after-crop angelica sinensis, the use of fertilizer is reduced, the land utilization efficiency and multiple cropping index are improved, the production cost is saved, and farmer income increase and ecological environment protection are truly realized.

The invention discloses an air outlet mesh cover, an air conditioner outdoor unit and an air conditioner. The air outlet mesh cover comprises a frame and a grid, wherein the grid comprises a pluralityof grid bars, the grid bars are arranged in an inclined mode, and when rainwater falls onto the grid, the rainwater can be quickly drained downwards in the inclined direction of the grid bars under the action of gravity, so that the rainwater is prevented from being accumulated on the grid; due to the fact that second inclined planes are wider than first inclined planes, the rainwater falling onthe second inclined planes can flow outwards along the inclined planes, and it is difficult for water flow to reach the first inclined planes; and fourth inclined planes are narrower than third inclined planes, so that the water flow drops along the fourth inclined planes and falls onto the second inclined planes of the adjacent grid bars, and the water flow cannot spread inwards from the upper side surfaces and the lower side surfaces of the grid bars, so that the rainwater can be effectively prevented from entering the inner side of the air outlet mesh cover, the waterproof performance of the air outlet mesh cover is effectively improved, and the grid bars have low wind resistance, so that the heat dissipation effect is improved, and the structure is practical and reliable.

The invention discloses a rainwater and pollutant split-flow processing method and system for a refuse landfill. The processing system comprises an underground water guiding and drainage system and a landfill leachate guiding and discharging system. A field region is divided into a plurality of landfill work zones according to elevations. The underground water guiding and drainage system and the landfill leachate guiding and discharging system are completely paved on the landfill operation regions which have been operating, temporary embankments are arranged on the junctions of the landfill operation regions which have been operating and the landfill operation regions which have not operated yet, and vertical water guiding facilities are arranged on the sides, close to the landfill operation regions which have not operated yet, of the temporary embankments. The processing method includes the steps that landfill work is carried out from landfill work zones with smaller elevations to the landfill work zones with larger elevations in sequence; the underground water guiding and drainage system is paved according to the landfill work sequence, and then the landfill leachate guiding and discharging system is constructed according to the landfill work sequence; the temporary embankments and the vertical water guiding facilities are arranged so that rainwater collected in the landfill operation regions which have not operated yet can be directly guided to the underground water guiding and drainage system. The rainwater and pollutant split-flow processing system is simple in structure, convenient to construct, controllable in cost and capable of effectively achieving rainwater and pollutant split-flow in the refuse landfill.