The utility model discloses a multiplexer of ascending a height utensil endurance test device. Be equipped with solid iron prop on the top surface of left side casing, top in the casing of the right side is equipped with the motor, be equipped with the tensiometer dial plate on the bottom plate, the buckle that is equipped with the winding post on the motor and is located winding post below, motor connection director, a left side is equipped with the wire rope I who walks around on the fixed pulley I in the casing, wire rope's I left end upwards passes the top surface connection climbers tongs of left casing, the left end of the right flank connection tensiometer dial plate of left casing is passed to its right -hand member level, the right side is equipped with the wire rope II who walks around on the fixed pulley II in the casing, the right -hand member of the left surface connection tensiometer dial plate of right casing is passed to wire rope's II left end level, the right -hand member of silk rope II perpendicularly upwards passes the buckle around on the winding post. The utility model has the characteristics of convenient to use, easily operation improves the work efficiency, and it is accurate to detect.