Underground water collecting and sampling device

The utility model discloses an underground water collecting and sampling device which comprises a mounting seat, a sinking device is mounted at the lower end of the mounting seat, protective devices are jointly mounted at the front end, the left end, the rear end and the right end of the mounting seat, a collecting and sampling barrel is mounted in the middle of the upper end of the mounting seat, and a collecting and sampling device is mounted at the upper end of the collecting and sampling barrel. Rotating handles are mounted at the left part and the right part of the upper end of the collecting and sampling barrel. According to the underground water collecting and sampling device disclosed by the utility model, the collecting and sampling barrel body can be conveniently and quickly mounted or dismounted through the collecting and sampling device, the filtering frame body can play a role in filtering when the collecting and sampling barrel body goes deep into underground water, and the impact on the collect