Ceramic piston pole sensor for hydraulic cylinder

The utility model belongs to the technical field of the sensor technique and specifically relates to a ceramic piston pole sensor for hydraulic cylinder is related to, including the body of threaded connection on the pneumatic cylinder, still including fixed cover, stopper, push rod and spring, the spout has been seted up to the body outer peripheral face, the spout with the stopper phase -match,the stopper slides and sets up in the spout, seted up on the pneumatic cylinder with stopper assorted spacing groove, the utility model discloses ceramic piston pole sensor for hydraulic cylinder is when using, through sliding fixing bushing to driving the push rod and driving the stopper and slide in the spout along body axial displacement, push rod, thereby make stopper joint or shrink the spacing groove, the body passes through threaded connection and fixes on the pneumatic cylinder on the one hand, and on the other hand passes through the cooperation of stopper and spacing groove, and spacing on the pneumatic cyli