Rolling screen type solid-liquid separator

The invention provides a rolling screen type solid-liquid separator, relates to the technical field of solid-liquid separation, and aims to solve the technical problems in the prior art that the rotating speed of the rolling screen type separator is low, a gap between screens is small, and blockage is easily caused. The rolling screen type solid-liquid separator comprises a shell, a screen assembly, a driving mechanism and a screen cleaning mechanism, wherein the screen assembly is arranged in the shell and rotates relative to the shell, the driving mechanism drives the screen assembly to rotate, and the screen cleaning mechanism is used for cleaning a screen cylinder in the screen assembly; the screen cleaning mechanism comprises a gas collecting pipe connected with a pressure source assembly, the gas collecting pipe is arranged between the shell and the screen cylinder, and a gas outlet of the gas collecting pipe faces the screen surface of the screen cylinder. The rolling screen type solid-liquid separator