Highway engineering film laying device

The utility model relates to a highway engineering film laying device which comprises a machine shell, a laying mechanism is arranged in the machine shell, a spraying mechanism is arranged in the machine shell, a dust collection mechanism is arranged in the machine shell, and the laying mechanism comprises a winding roller movably connected to the interior of the machine shell. A driving motor is fixedly installed on the inner bottom wall of the machine shell, a guide roller is fixedly connected to an output shaft of the driving motor, a fixing sleeve shell is fixedly connected to the bottom of the machine shell, a fixing spring is fixedly connected to the interior of the fixing sleeve shell, and a fixing rod is fixedly connected to the end, away from the fixing sleeve shell, of the fixing spring. Supporting rollers are fixedly mounted at the ends, away from the fixing springs, of the fixing rods. According to the highway engineering film laying device, dust is sucked into the storage box by starting the dust