INDICATING MECHANISM, SUPPORTING LEG HAVING INDICATING MECHANISM, AND CARRIER HAVING SUPPORTING LEG

An indicating mechanism is configured to indicate whether a component contacts with a surface, and the component has an indicating end and a contacting end that are opposite to each other. The indicating mechanism is installed on the component and includes: an indicator disposed at the indicating end and movable between a first position and a second position to indicate whether the component contacts with the surface; a driver movably disposed in the contacting end; a cable sleeve including a first end fixed to the indicating end and a second end fixed to the driver; a cable movably arranged in the cable sleeve, and including a first end and a second end extending out of both ends of the cable sleeve, wherein the first end is fixed to the indicator and drives the indicator to move, and the second end is fixed to the contacting end.