The utility model provides an utilize change countenance certainly dirt and belt cleaning device of vehicle, belongs to raise dust pollution control field, including automobile body, appearance dirt net, ground, water jet equipment, water catch bowl, delivery pipe, working shaft, setting tank and water inlet, the automobile body lower extreme is installed and is held the dirt net, the subaerial belt cleaning device that installs, belt cleaning device is included water jet equipment, water catch bowl, delivery pipe, working shaft and setting tank, the water catch bowl is arranged in subaerially, the water catch bowl is connected with the water inlet, the water inlet is connected with the setting tank, the water catch bowl front end is equipped with water jet equipment, water jet equipment and confession water piping connection, the delivery pipe other end is connected with the working shaft, working shaft and setting tank switch -on. The appearance dirt net that the device passes through automobile lower body adsorbs particulate matter such as raise dust, utilizes belt cleaning device will hold the online dust sanitization of dirt to it recycles to collect the sediment filtration with sewage.