Protein separator for large-scale aquaculture of aquatic products

The utility model discloses a protein separator for large-scale cultivation of aquatic products, which comprises a protein separator main body, an air pump is arranged in the protein separator main body, a barrel body is arranged on the protein separator main body, the upper end of the barrel body is connected with a foam discharging barrel, and a transparent collecting cup is arranged at the upper end of the barrel body. A foam blow-off pipe and a blow-off water pipe are arranged on the side face of the transparent collecting cup, a collecting cup cover is clamped to the upper end of the transparent collecting cup, a flushing pipe is connected to the side face of the collecting cup cover, a motor is installed at the upper end of the collecting cup cover, the motor penetrates through the collecting cup cover and is connected with a cleaning scraper through a coupler, and a base is arranged at the lower end of the barrel body. The base is connected with an air pump, and the air pump is covered with an isolatio