Underground water collecting device for hydrology engineering geology

The utility model discloses an underground water collecting device for hydrological engineering geology. Including fixed sleeve, length adjusting mechanisms are mounted on the inner sides of the two ends of the fixed sleeve; the length adjusting mechanism comprises a telescopic rod, a supporting frame, an end adjusting handle and an end limiting plate. An end part adjusting handle is mounted on the inner side of one end of the telescopic rod; four end limiting plates are mounted on the outer side of one end of the telescopic rod; a supporting frame is installed on one sides of the two end limiting plates, a connecting shell is installed on the outer side of the fixing sleeve, a bottom guide sleeve is installed on the inner side of the bottom end of the connecting shell, and a water takingmechanism is installed on the inner side of the bottom guide sleeve and comprises a rope body, a connecting sleeve, a balancing weight, a connecting cover, a water taking bucket and a protective shell. By adjusting the length