Water quality monitoring stratified sampling device

The utility model discloses a water quality monitoring stratified sampling device which comprises a sampling inner pipe and an operation grab handle pipe, the sampling inner pipe is fixedly installed at the upper end of the operation grab handle pipe, and a telescopic driving cylinder is arranged in the middle of the interior of the operation grab handle pipe. An internal piston rod is arranged at the position, located in the sampling inner pipe, of the upper end of a telescopic rod of the telescopic driving cylinder, a storage battery holder is arranged at the lower end of the operation grab handle pipe, a control switch is arranged at the outer end of the storage battery holder, a corrugated telescopic pipe is arranged at the upper end of the sampling inner pipe, and a sampling pipe head is arranged at the upper end of the corrugated telescopic pipe; and the telescopic driving cylinder is electrically connected with the storage battery holder through a control switch. The water quality monitoring stratified