Dust removal device for construction site

The utility model discloses a dust removal device for a construction site. Relating to the technical field of environmental protection equipment, the device comprises a plurality of baffles arranged side by side, supporting columns are arranged on the two sides of each baffle. A water passing pipe is arranged on the upper edge of each baffle, one end of each water passing pipe penetrates through the supporting column on one side of the corresponding baffle and is provided with a sub-joint, the other end of each water passing pipe penetrates through the supporting column on the other side and is provided with a main joint corresponding to the sub-joint, a plurality of three-way joints are arranged on each water passing pipe at intervals, and each three-way joint communicates with a nozzle through a water spraying pipe; a water inlet pipe is further arranged and communicates with the water inlet end of the water passing pipe of the baffle at the tail end through a connector assembly, anda water pump is arranged