Special tool for removing overdue RTV coating

The utility model discloses a special tool for removing overdue RTV coating. The tool comprises an inflatable inner container, which is wrapped by peripheral cotton canvas; a first rubber ring and a second rubber ring are mounted at the periphery of the cotton canvas; and an inflating nozzle is mounted at one end of the inflatable inner container. The utility model has the positive effects that the tool is provided with the inflatable inner container with the inflating nozzle, the inner container is wrapped by the peripheral cotton canvas, and the inflatable inner container and the cotton canvas are fixed together through the elastic rubber circular sleeves; when in use, the tool is tightly clamped at the groove part of an insulator, so that the cotton canvas is clung to the surface of the insulator, and then the tool is pushed and pulled back and forth, so as to remove all overdue coatings; the tool saves the time, increases the efficiency, shortens the operating time in high places, reduces the labor capaci