The invention discloses a rotary bird cage flushing brush comprising a motor, a turbine cabin, a liquid crystal display screen and a water discharging pipe. A motor switch is mounted on the top of the motor; the turbine cabin is mounted on the right end of the motor; a turbine is disposed in the turbine motor cabin; the right side of the turbine cabin is provided with a water inlet; an outlet flowmeter is arranged on the top of the turbine cabin; the liquid crystal display screen is embedded into the outlet flowmeter; an outlet adjusting valve is arranged on the left side of the outlet flowmeter; the upper part of the outlet flowmeter is provided with an outlet pressure sensor; the water discharging pipe is embedded into the turbine cabin; the right end of the water discharging pipe is provided with a decompressor; a flushing brush handle is arranged on the right side of the decompressor; and a flushing brush rotating shaft is arranged on the top of the flushing brush handle. The rotary bird cage flushing brush is convenient to use and requires less efforts and can brush in all directions; and brushing and flushing operations can be conducted at the same time so high efficiency and thorough cleaning can be achieved.