Environment-friendly anti-pollution cofferdam structure

The utility model discloses an environment-friendly anti-pollution cofferdam structure. Cofferdam comprising a cofferdam body, the side wall of the cofferdam main body is connected with a guide rail through a bolt; according to the utility model, the guide rail with the slide block is arranged on the side wall of the cofferdam main body; the height of the guide rail can be properly adjusted according to the water surface of the cofferdam main body; the sliding block can drive the blocking net to move when moving; sundries floating on the water surface in the cofferdam main body are continuously collected in the blocking net; maintaining water surface cleanliness, floating objects are prevented from emitting peculiar smell or entering the constructed cofferdam main body due to exposure to the sun; the guide plate is used for guiding sundries in a matched mode. When the sliding block moves, due to the fact that the water flow is flushed open, the sundries can enter the blocking net conveniently, and when the sl