Roller brush applied to indoor decoration

The utility model discloses a roller brush applied to interior decoration, which comprises a rod body and a shaft barrel rotatably connected with the rod body, the rod body comprises a handheld part, a bearing part and a connecting part used for connecting the handheld part and the bearing part, the outer surface of the shaft barrel is sleeved with bristles, the rod body is coupled with a hose used for adsorbing paint, and the hose is connected with the bearing part. A pump body used for providing power for the hose is arranged on the rod body, a containing cavity is formed in the center of the bearing part, the peripheral side of the containing cavity is communicated with the shaft barrel through a communicating groove, a through hole is formed in the outer wall of the shaft barrel, and one end of the hose extends into the containing cavity; through the arrangement of the handheld part, the connecting part, the bearing part, the shaft barrel, the bristles, the hose, the pump body, the containing cavity, the