Telescopic sampling rod capable of manually winding and unwinding rope

The utility model relates to the field of water quality sampling equipment, in particular to a telescopic sampling rod capable of manually winding and unwinding a rope. A telescopic sampling rod capable of manually winding and unwinding a rope comprises a telescopic rod, a limiting ring, a head roller and a supporting structure, and the supporting structure comprises a supporting base, a supporting frame and a fixing frame; the near-water end of the telescopic rod is provided with a head roller, and the far-water end is connected with a mounting seat; the telescopic rod is installed on the supporting frame and the fixing frame through the first long rod fixing base and the second long rod fixing base. A supporting frame and a fixing frame are installed on the supporting base. As the manual sampling rod is difficult to operate by a single person, the supporting base, the supporting frame and the fixing support are additionally arranged at the rear end of the sampling rod to support and fix the sampling rod, an