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Running water pump station for treatment of black and odorous water body

A black and odorous water body and running water technology, which is applied to waterway systems, water supply devices, drainage structures, etc., can solve problems such as affecting river channel functions, limited land use, and blocking water system connectivity, so as to reduce administrative approval, reduce engineering investment, and save land. Effect

Pending Publication Date: 2019-08-13
WUXI MUNICIPAL DESIGN INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This kind of closed or semi-closed river course needs to improve the water quality urgently after the completion of "source control and sewage interception, internal source treatment". At the same time, the water transfer pumping station will block the connection of the water system, affecting the normal function of the river; or build a water transfer pumping station on the revetment to transfer water to the closed or semi-closed river to circulate water
However, most of the rivers currently under renovation are often located in urban areas. The blue lines of the rivers are compressed, and the surrounding land is limited. Many projects do not have enough red lines to set up water transfer pumping stations. There is an urgent need for a simple, economical and practical water transfer method.

Method used

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  • Running water pump station for treatment of black and odorous water body
  • Running water pump station for treatment of black and odorous water body
  • Running water pump station for treatment of black and odorous water body

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] According to the engineering design requirements, the scale of the live water pumping station is 10,000 t / d, so the scale of the submersible pump 2 is determined to be 0.1m3 / s, the head is 10m, and the power is 15kW. The pump foundation plate 3 is poured with C30 concrete, with a thickness of 300mm and a length of 3.0m , width is 3.0m, steel protection layer is 40mm, reinforcement layer 8 is made of C20 plain concrete, and thickness H2 is determined according to the actual situation of the river bottom. The stainless steel protective cover is 2.0m long, 2.0m wide, and 1.1m high. The upper end can be opened. The protective cover is welded with a stainless steel pipe skeleton. The diameter of the steel pipe is 30mm. The outer cover is 304 stainless steel mesh with an aperture of 50 mesh. According to the flow and velocity design, the running water pipe 5 adopts DN300PE solid wall pipe. In order to ensure the uniform distribution of water at the end of the running water pip...

Embodiment 2

[0046] A living water pumping station for the treatment of black and odorous water bodies. According to the engineering design requirements, the scale of the living water pumping station is 15,000 t / d. Therefore, the scale of the submersible pump 2 is determined to be 0.15m3 / s, the lift is 10m, and the power is 30kW. According to the flow and velocity design, the running water pipe 5 adopts DN400PE solid wall pipe. In order to ensure the uniform distribution of water at the end of the running water pipe 5, four water outlets are used at the end, and the diameter of the water outlet is DN200. Three-way connection. The running water pipes include DN300, DN250, DN200, the concentric reducers include DN400X300, DN300X250, DN250X200, the reducer tees include DN400X200, DN300X200, DN250X200, the water outlet adopts 45° elbow DN200, and the above pipes and fittings are made of PE. The pipe support 4 is made of stainless steel 304, see page 03S402-57 of the Atlas for details, the layo...

Embodiment 3

[0048] A living water pumping station for the treatment of black and odorous water bodies, which is used to exchange water in a duantoubang. The water quality in Duantoubang is poor, and it is required in engineering that it cannot flow to other rivers. The running water pumping station is set at the end of Duotoubang, and a gate is set between Duotoubang and the outer river. When the water needs to be changed, the gate is opened, and the running water pumping station is started to pump water at the same time, so as to pump the river water in Duotoubang to a suitable position. The scale of the running water pumping station is 10,000 t / d, and other parameters are the same as in Embodiment 1.

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Abstract

The invention relates to a running water pump station for treatment of a black and odorous water body, and belongs to the technical field of urban water environment. The running water pump station comprises a submersible pump, a protecting cover, a pump base plate, a reinforcing layer, a running water pipeline, a pipe bracket and a pipe plug; the protecting cover is of a stainless steel rectangular frame structure, the submersible pump is covered with the protecting cover, the protecting cover and the submersible pump are fixed to the pump base plate through bolts, the lower layer of the protecting cover is a closed thin steel plate, thus river bottom silt can be prevented from flowing in, a movable cover plate is arranged on the upper layer of the protecting cover, and thus later maintenance is facilitated; the pump base plate is located on the reinforcing layer and used for fixing an upper structure; and the running water pipeline is connected with the submersible pump and fixed to arevetment through the pipe bracket. According to the running water pump station, the running water pump station is mounted in a river way, the land is saved, meanwhile, river water is directly pumped, a control cabinet is arranged on the revetment, the running water pump station can be directly operated and controlled on the revetment, the structure is simple, operation and management are convenient, operation is stable, overall hoisting and maintenance are achieved, arrangement of water intake wells can be reduced, the engineering investment is reduced, and the running water pump station isespecially suitable for treatment of the black and odorous water body in an urban area with land shortage.

Description

technical field [0001] The invention relates to a living water pumping station for regulating black and odorous water bodies, and belongs to the technical field of urban water environment. Background technique [0002] In recent years, the phenomenon of black and smelly rivers has become a water environment problem that the common people strongly report, which not only damages the urban living environment, but also seriously affects the image of the city. With the intensification of urbanization, the space of many urban rivers has been continuously occupied and squeezed, and some rivers have become broken-headed banks, even dead banks, and lakes and ponds. When the naturally flowing river is squeezed and cut off into Duantoubang, the flow of the river is poor, the self-purification ability is poor, the water quality deteriorates seriously, and it is easy to evolve into black and smelly water. The treatment of urban black and odorous water bodies is currently implemented in ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E03F5/22
CPCE03F5/22
Inventor 刘晋段腾腾
Owner WUXI MUNICIPAL DESIGN INST
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