Exterior finish plastic -aluminum window operation car

The utility model discloses an exterior finish plastic -aluminum window operation car, the operation car including walking frame, encorbelment, the guardrail frame, the walking frame is including short stanchion, long pole setting, vertical pole, horizontal pole, step pole, handspike, walking wheel, connect through horizontal pole and vertical pole between short stanchion and the long pole setting bottom, install the handspike on the short stanchion, the walking wheel is installed at the horizontal pole both ends, the step pole is installed with long pole setting interlude to the short stanchion, the frame of encorbelmenting is installed with long pole setting upper end to the short stanchion, encorbelment the frame including the vertical pole of encorbelmenting, the horizontal pole of encorbelmenting, strengthening rib, running -board, chain rope, chain link. The utility model has the advantages that: the practicality is strong, and safe and reliable, the operation personnel of being convenient for stand a safety work of encorbelmenting outside window, and the calibration of laser appearance makes the installation quality improve greatly.