Integrated sewage purification processing unit for architectural engineering

The utility model discloses an integrated sewage purification treatment device used for construction projects. The device comprises a coagulating tank, a sedimentation tank and a filtration tank which are communicated with each other in sequence; construction sewage is input into the coagulating tank through a pipeline; a blender used for stirring sewage so as to enable the sewage to engage in the coagulating reaction with pre-added medicine is arranged inside the coagulating tank; an inclined pipe and a slurry collection device are arranged inside the sedimentation tank; filter medium is arranged at the bottom part of the filtration tank; and the construction sewage is discharged after passing through the coagulating tank, the sedimentation tank and the filtration tank. The utility model is applicable to various construction projects, can realize the purification and recycling of sewage produced by the process of construction, and reduces pollution to the surrounding environment by direct discharging. The se