The utility model relates to a blow and remove air outlet ground clearance adjustment system who floats snow device belongs to engineering machine tool technical field, and adjustment system supports bumper bracket, detecting system and screw jack including repacking tuyere, lower floor to be constructed, the air outlet of measuring the repacking tuyere through detecting system is apart from waiting the regional distance that clears the snow, and manual regulation screw jack constructs to change interval between them. The utility model relates to a highway blows the air outlet that remove to float the snow device and can not bump with ground, and determines the wind gap and wait to clear the snow regional distance within the allowed band. Furthermore, the utility model discloses help guaranteeing the snow removing effect of snow removing device.