The utility model discloses a
paint roller brush for indoor decoration, comprising a
handle, a support rod is provided on the top of the
handle, a shaft rod is provided on the support rod, a limit seat is provided at the connection between the shaft rod and the support rod, a
brush is sleeved on the shaft rod, an
infusion pump is provided at the bottom of the
handle, a hose is provided on the top of the
infusion pump, a sealing cover is provided at the end of the hose, the sealing cover is installed at the end of the shaft rod, the shaft rod is a hollow structure, a plurality of drainage holes are equidistantly arranged around the side wall of the shaft rod, the sealing cover is connected to the shaft rod by a threaded connection, a supporting seat is provided inside the sealing cover, and a sealing ring is embedded in the top of the supporting seat. The utility model can directly transport the paint in the material
barrel to the shaft rod through the arrangement of the
infusion pump and the hose, and then evenly coat the paint on the
brush through the drainage hole, and can control the
drainage volume of the shaft rod by controlling the operating power of the infusion pump, which is more accurate and avoids the situation of excessive dipping of paint when dipping the paint manually.