Volute device for realizing orderly water drainage and waterlogging prevention in cities
A volute and urban technology, applied to water supply devices, waterway systems, sewer systems, etc., can solve problems such as waterlogging disasters in low-lying areas and cannot effectively limit the rate of rainwater discharge in high-lying areas, so as to achieve no energy consumption, eliminate or The effect of alleviating waterlogging disasters and slowing down the flow velocity
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Embodiment 1
[0043] refer to figure 1 , Figure 2a to Figure 2e as well as Figure 7a and Figure 7b , to realize the waterlogging prevention method of urban orderly drainage, install the water flow spiral movement generating device 4 at the water outlet of the water collection well 2 of the underground pipe network 1 in the city; and install the water flow spiral movement at the water outlet of the water collection well at the high terrain The generating device has a higher vortex generating coefficient than the water flow spiral motion generating device installed at the water outlet of the water collection well at the low terrain 22 .
[0044] The special equipment for realizing the waterlogging prevention method of urban orderly drainage, including the underground pipe network 1 of the city, and the water collection well 2 connected with the underground pipe network 1, the underground pipe network 1 is connected with the main pipeline 3, and the A water flow spiral motion generating ...
Embodiment 2
[0050] refer to figure 1 , Figure 3a to Figure 3d , Figure 7a and Figure 7b , to realize the waterlogging prevention method of urban orderly drainage, install the water flow spiral movement generating device 4 at the water outlet of the water collection well 2 of the underground pipe network 1 in the city; and install the water flow spiral movement at the water outlet of the water collection well at the high terrain The generating device has a higher vortex generating coefficient than the water flow spiral motion generating device installed at the water outlet of the water collection well at the low terrain 22 .
[0051] The special equipment for realizing the waterlogging prevention method of urban orderly drainage, including the underground pipe network 1 of the city, and the water collection well 2 connected with the underground pipe network 1, the underground pipe network 1 is connected with the main pipeline 3, and the A water flow spiral motion generating device 4 ...
Embodiment 3
[0057] refer to figure 1 , Figure 4a to Figure 4d , Figure 7a and Figure 7b , to realize the waterlogging prevention method of urban orderly drainage, install the water flow spiral movement generating device 4 at the water outlet of the water collection well 2 of the underground pipe network 1 in the city; and install the water flow spiral movement at the water outlet of the water collection well at the high terrain The generating device has a higher vortex generating coefficient than the water flow spiral motion generating device installed at the water outlet of the water collection well at the low terrain 22 .
[0058] The special equipment for realizing the waterlogging prevention method of urban orderly drainage, including the underground pipe network 1 of the city, and the water collection well 2 connected with the underground pipe network 1, the underground pipe network 1 is connected with the main pipeline 3, and the A water flow spiral motion generating device 4 ...
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