A measuring device for displacement the measuring district and a measuring method for displacement

摘要

This invention relates to a displacement measuring apparatus and method for difference measurement area ,. ; This is in particular , a sensor ever measure the displacement of the measurement area is provided with car , ; at least one wire as the sensor is installed so that the wound or released in at least one direction more than ever of the casing to be installed in one direction automatically-wrapping is provided , wherein the wire is wound , and respond to one or more take-up wheel , which is installed in the casing ever winding the wire , the amount of movement on the inside of the casing ever measure the amount of wound or released in accordance with the movement of the detection unit is provided with wire configuration is done . ; Accordingly , it is to check the dynamic changes in the nature of the measurement area in real time from a remote location .