Method and drainage device for preventing rainwater from entering stockyard
A technology for drainage devices and storage yards, applied in water supply devices, protection devices, waterway systems, etc., can solve the problems of incomplete discharge of polluted wastewater, poor connection between clay and drainage pipes, and heavy sewage treatment workload, and achieve the initial reduction of Investment cost, easy management, and the effect of reducing high costs
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[0028] The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments, but not as any limitation to the present invention.
[0029] Methods to prevent rainwater from entering the yard, such as figure 1 As shown, the entire stockyard is divided into two or more stockpiling areas according to the amount of discharge; the next stockpiling area is activated after the first stockpiling area is filled; Leak detection layer 11, anti-seepage layer 10 and drainage layer 9, and then carry out waste slag discharge in stages on the drainage layer; after each discharge, lay geomembrane 5 on the surface of waste slag 8 to prevent rainwater from infiltrating waste slag 8; There are drain holes 6 (see figure 2 ), the drainage hole is connected with the drainage device, and the rainwater is discharged to the sump 2 outside the stockyard through the drainage device. According to the amount of discharge, the entire stockyard is di...
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