10results about How to "Reduce waterlogging" patented technology

This invention provides a construction method for an ecological open channel system in urban streets and alleys, including steps such as constructing a sedimentation and filtration system, constructing a rainwater and sewage diversion system, and constructing a water resource collection system. This invention can achieve multiple benefits, including reducing urban flooding, improving the urban microclimate, and enhancing the urban landscape.

The utility model relates to the technical field of appliance cleaning, in particular to a material barrel cleaning device which comprises an outer frame body, a cleaning table plate, a supporting column used for supporting the cleaning table plate and a flow guide supporting column used for being communicated with an external drainage system, a plurality of spraying heads used for spraying cleaning water are arranged on the outer frame body in a sliding mode, and the spraying heads are arranged on the outer frame body in a sliding mode. Any spraying head is arranged above the cleaning table plate, the cleaning table plate inclines towards the upper right relative to the horizontal plane, a drainage hole is formed in the lower end of the left side of the cleaning table plate, the interior of the flow guide supporting column is communicated with the drainage hole to form a drainage channel, and the positions of the spraying heads can be adjusted according to needs in the using process; therefore, the material barrel is subjected to water spraying cleaning operation; sewage on the cleaning platform plate can quickly flow to the drainage holes under the action of gravity and then is discharged through the flow guide supporting columns, and compared with a traditional cleaning mode, the drainage efficiency is effectively improved, the situation that water is accumulated on the cleaning platform is reduced, and the possibility of secondary pollution of the material barrel is reduced.

The utility model discloses a polygonal road structure which comprises a roadbed structure, an assembly type concrete prefabricated slab is laid on the top of the roadbed structure, and the roadbed structure comprises a plain soil covering layer laid on the ground in a tamping mode and a stone powder laying layer covering the left side of the surface of the top of the plain soil covering layer. The right side of the top surface of the plain soil covering layer is covered with the dry hard ash filling layer. According to the scheme, through trapezoidal concave-convex interlocking and L-shaped hooking, quick assembly and top leveling are achieved, the leveling procedure is reduced, the laying efficiency is improved, a reinforcing mesh is arranged in the prefabricated slab, mechanical meshing and curbstone coating are combined, and the compression resistance and displacement resistance are enhanced; the symmetrical prefabricated plates support length expansion, and the curbstone notches and the protruding blocks are coupled to adapt to various road layouts. The water permeable bricks are higher than the prefabricated slabs and matched with the dry hard ash filling layer, rainwater infiltration is promoted, waterlogging is relieved in combination with the green belt design, and the service life of the plates is prolonged through the double-lock-catch design.

According to the red-mud-based ecological permeable concrete pavement structure and the construction technology thereof, a red-mud-based ecological permeable concrete pavement adopts a double-layer design, pores and the particle size of a bottom surface layer are larger than those of a surface layer, a continuous efficient permeable channel is formed, and the surface layer preliminarily infiltrates and filters accumulated water on the pavement and intercepts part of impurities; the bottom surface layer further provides an infiltration channel, so that rainwater rapidly infiltrates into the ground, surface runoff is greatly reduced, the problem of poor water permeability of a traditional pavement is solved, underground water supplementation is assisted, and urban inland inundation is relieved; meanwhile, the strong basicity characteristic of the red mud is ingeniously utilized in the pavement structure, when surface runoff containing pollutants sequentially passes through the surface layer and the bottom layer, the red mud-based material of the bottom layer can enable heavy metal ions in the runoff to be subjected to reactions such as precipitation in an alkaline environment, and the heavy metal ions are fixed in the pavement structure, so that deep purification of the pollutants is realized; pollution of rainwater to natural water is effectively reduced, and the water ecological environment is protected.

This utility model relates to the field of paving brick technology and discloses a stone-like paving brick with drainage function. It includes a paving brick body, a first installation channel on the left inner side, a second installation channel on the rear inner side, a first installation block fixedly connected to the right outer wall, a second installation block fixedly connected to the front outer wall, and a wear-resistant surface fixedly connected to the interior of the paving brick body. An anti-slip strip is fixedly connected to the upper surface of the wear-resistant surface. In this utility model, the first installation block is fixedly supported by the paving brick body, and the second installation block is fixedly fixed along with the support of the paving brick body. This achieves the goal of rapid installation of multiple paving brick bodies, eliminating the need to spend a lot of time adjusting the position of each paving brick, improving construction efficiency, and significantly reducing the construction time required.

This utility model relates to an urban drainage system, including a separate collection system, a combined collection system, an interception system, and a sewage treatment system. The interception system includes an interception pipe, an overflow pipe, and an interception well. The separate collection system includes a first sewage pipe, a first rainwater pipe, and a sewage trunk line. The first sewage pipe is connected to the sewage treatment system via the sewage trunk line, and the first rainwater pipe is connected to the interception well. The combined collection system includes a combined pipe connected to the interception well. Specifically, it also includes a main sewage trunk line and a second sewage pipe and / or a second rainwater pipe installed in the combined collection system. The main sewage trunk line is connected to the sewage treatment system and the second sewage pipe. The first sewage pipe and / or the sewage trunk line are connected to the main sewage trunk line. The second rainwater pipe is connected to the rainwater discharge area. This utility model can achieve rainwater and sewage separation, low water level operation of the main sewage trunk line, and smooth rainwater drainage, thereby improving the efficiency of the urban drainage system, alleviating urban flooding, and improving water environment quality.

The utility model relates to a seepage and drainage integrated linear drainage ditch device which comprises a storage and drainage assembly and an overflow assembly, the storage and drainage assembly is used for receiving rainwater and carrying out preliminary interception, filtration, storage and seepage work on the rainwater, and the overflow assembly is used for receiving excessive rainwater in the storage and drainage assembly and carrying out secondary interception, filtration, storage and seepage work on the rainwater. And after the excessive rainwater is intercepted and filtered, the rainwater is connected into a rainwater pipe network through a drainage pipe. Through the integrated design of the storage and drainage assembly and the overflow assembly, the rainwater interception, filtration, storage and permeation functions can be integrated in one device, so that the rainwater treatment efficiency can be effectively improved. Rainwater can be effectively regulated and stored, and urban inland inundation is relieved.

The municipal sidewalk structure comprises a sidewalk body, the sidewalk body comprises a base layer, a cushion layer and a brick layer, the cushion layer is located between the base layer and the brick layer, the brick layer allows pedestrians to pass through, a drainage channel is formed in one side of the sidewalk body in the width direction, and the cushion layer is provided with a drainage pipe; the drainage pipe is communicated with the drainage channel and connected with a water diversion pipe, and the end, away from the drainage pipe, of the water diversion pipe abuts against the brick layer. The drainage pipe and the water diversion pipe are arranged, the water diversion pipe is used for guiding accumulated water located above the cushion layer to enter the drainage channel through the drainage pipe, and when bricks of the brick layer are loosened, liquid enters the drainage pipe along the water diversion pipe, so that accumulated water collection is facilitated, accumulated water above the cushion layer is reduced, and the situation that accumulated water splashes when pedestrians tread is reduced.

The application discloses an anti-internal-flooding urban drainage device, and belongs to the technical field of drainage equipment. The technical scheme is as follows: the anti-internal-flooding urban drainage device comprises a water passing pipe arranged in a road shoulder and communicating with the outside at one end, a transition groove communicating with the water passing pipe, and a water storage pool located below the transition groove, the water storage pool communicates with the transition groove through a first connecting pipe, a filtering assembly is connected in the water passing pipe, the filtering assembly comprises a mounting plate abutting against an opening of the water passing pipe close to the outside, a fixing rod connected with the mounting plate, and a plurality of branch rods connected with the fixing rod, a plurality of water passing holes communicating with the water passing pipe are horizontally formed in the side wall of the mounting plate, the ends, away from the fixing rod, of the plurality of branch rods abut against the inner wall of the water passing pipe, and the ends, away from the fixing rod, of the plurality of branch rods are inclined towards the outside, so that the occurrence of urban internal flooding is reduced.