Water collecting and draining device for unfavorable geological phenomenon spring point under HDPE (high-density polyethylene) impermeable membrane of tailing pond

The utility model discloses a water collection and drainage device for unfavorable geological phenomenon spring points under an HDPE (high-density polyethylene) impermeable membrane of a tailing pond, and particularly relates to the technical field of water collection and drainage, the water collection and drainage device comprises the HDPE impermeable membrane, geotechnical cloth is arranged on the upper side surface of the HDPE impermeable membrane, a rubber pad is tightly arranged in the HDPE impermeable membrane, a round hole is processed in the rubber pad, and the round hole is communicated with the geotechnical cloth. A circular hole is formed in the lower portion of the annular side face of the filter screen pipe, a positioning head is placed on the circular hole and integrally connected to the lower side face of a supporting rod, the supporting rod is fixed to the left side and the right side of the lower portion of the annular side face of the filter screen pipe, a perforated HDPE pipe is arranged in