Oil-poor circuit breaker conducting rod stroke measuring tool

The utility model relates to a measuring tool in electric power industries, in particular to an oil-poor circuit breaker conducting rod stroke measuring tool. The technical scheme includes that one end of a main scale is provided with a positioning sleeve, an auxiliary scale is sleeved on the main scale, and a slidable positioning sleeve is further sleeved between the positioning sleeve and the auxiliary scale. A beginning end of the auxiliary scale is provided with a base, and a fastening screw is disposed between the base and the main scale. The oil-poor circuit breaker conducting rod stroke measuring tool is improved on the basis of a depth slide caliper, is a fine tool for repairing oil switches in the electric power industries and has the advantage of simple in structure, reasonable design, flexible adjustment, high detection precision, short time, convenience, fast speed and the like.