Water body sampling device applied to hydrological water quality detection

The invention discloses a water body sampling device applied to hydrology and water quality detection, which comprises a water lifting bucket (1), and a positioning water storage bucket (2) which canbe attached to the inner wall of the water lifting bucket (1) and is in axial clearance sliding fit with the inner wall of the water lifting bucket (1), and a positioning mechanism positioned above the positioning water storage bucket (2) are arranged in the water lifting bucket (1); the whole water lifting bucket (1) is of a cylindrical structure with an opening formed in the top, a top cover (3)capable of being matched with the water lifting bucket (1) in a screwed mode is arranged at the top of the water lifting bucket (1), connecting plates (4) horizontally extend outwards from the two sides of the top cover (3) respectively, and a connecting hole (5) is formed in the end of each connecting plate (4) in a penetrating mode. The device is simple in structure and convenient to operate, fixed-point sampling can be