The utility model relates to a dustproof technical field of construction, and disclose a spray type dustproof device on non - colliery mountain, including the supporting seat, the lower fixed surfaceof supporting seat is connected with the fixing base, and the equal fixedly connected with pulley in both sides of fixing base, the inside fixedly connected with installation piece of fixing base, thetop fixedly connected with spring of installation piece, the top fixedly connected with connecting rod of spring, the top fixed connection of connecting rod be at the lower surface of supporting seat, and the last fixed surface of supporting seat is connected with the mount pad, the inside fixedly connected with motor of mount pad, the output shaft fixedly connected with conical gear of motor. This spray type dustproof device on non - colliery mountain, through setting up mist box and air -blower, atomizer among the mist box water in to the water pipe atomizes, and the air -blower blows off water smoke, has not only improved the utilization ratio of water resource greatly, has still guaranteed this spray type dustproof device on non - colliery mountain's spraying dustproof effect simultaneously.