Concrete pavement trowelling device for municipal engineering

The utility model discloses a concrete pavement trowelling device for municipal engineering. Support frame, a protection frame is fixed to the bottom of the supporting frame. A motor is fixed to the top of the supporting frame. A transmission shaft is fixed at the bottom of the motor output shaft; a connecting plate is fixed to the bottom end of the transmission shaft, a connecting pipe is fixed to the bottom of the connecting plate, a sleeve is inserted into the bottom end of the connecting pipe, a piston is movably clamped in the sleeve, a spring is arranged above the piston, a rotating shaft is fixed to the bottom of the sleeve, the bottom end of the rotating shaft penetrates through the protection frame to be fixedly connected with a fixing plate, and a trowelling mechanism is fixedlyinstalled at the bottom. The trowelling mechanism can make flexible contact with the ground through the buffering capacity of the spring, the ground is prevented from being damaged, the flatness of trowelling work is improved