Rotation type linear displacement sensor with stop device

The utility model provides a rotation type linear displacement sensor with stop device includes rotation type angle displacement sensor, draws take -up and stop device, stop device fixes on rotation type angle displacement sensor and draws take -up to arrange rotation type angle displacement sensor upper end in, draw the pivot upper end fixed connection among take -up and the rotation type angle displacement sensor, the pivot lower extreme is connected with the installation base rotation among the rotation type angle displacement sensor, draw the stay cord of take -up external fixation to be connected with the testee and to draw take -up to rotate through the removal of testee, drive the pivot simultaneously and rotate and be spacing through the stop device who fixes on rotation type angle displacement sensor. The utility model discloses addding stop device, rotation type angle displacement sensor with draw the take -up installation back shell of airtight formation that coincide, avoided pivot and stop device