This application discloses a quick measuring tool for steering tie rods of special equipment, including a housing. A measuring scale is installed inside the housing, and two sliding rods are fixedly installed inside the housing. A limiting plate is fixedly installed on one side of the measuring scale, and the limiting plate is slidably connected to the two sliding rods. By pulling a pull ring on one side, the limiting of the measuring scale is released, allowing the operator to easily pull the measuring scale out of the housing to a suitable length. The limiting plate then presses against a connecting block, which inserts into the connecting groove of the limiting plate, thus fixing the position of the measuring scale. This ensures that the measuring scale is accurately positioned when fixed and will not shift due to external force or its own shaking, guaranteeing the accuracy of data read from the scale lines. Simultaneously, the operator can flexibly control the tool according to actual measurement needs, quickly switching from adjustment to fixation, thereby accurately reading the length of the steering tie rod through the scale lines on the measuring scale, effectively improving measurement efficiency.