▎ 摘　　要

NOVELTY - The utility model model relates to environment-friendly water ecological treatment field and ship technical field, especially relates to a mobile blue algae collecting device, wherein the device further comprises two mechanical arms at the front side of the floating body, a collecting plate, a cylinder, a collecting chamber and a self-sucking centrifugal pump, wherein: the front and back ends of the mechanical arm are provided with a floating ball, the lower part of the front end is provided with a collecting plate; the front side of the collecting chamber is not provided with a baffle plate, the bottom is inclined backwards; the back side of the collecting chamber is provided with a graphene-based metal net film; the back side of the collecting chamber is connected with the self-sucking centrifugal pump, the water outlet of the self-sucking centrifugal pump is located at the back part of the floating body. The device ensures that the mechanical arm is always suspended on the water surface position by the floating ball, improving the cyanobacteria collecting efficiency; The self-sucking centrifugal pump at the same time provides the blue algae adsorption force, floating body propulsion power, the structure is practical and reasonable.