Roller-type guide device used for lifter

• Main Authors: CHEN PENGYANG, TANG JI, ZHANG JIANGANG, GAO DACHENG, ZENG FANSHI, FAN BIN, MA WEI, YI FEI
• Format: Patent
• Language: Chinese; English
• Published: 11.06.2014
• Subjects: ELEVATORS; ESCALATORS OR MOVING WALKWAYS; HAULING; HOISTING; LIFTING; PERFORMING OPERATIONS; TRANSPORTING

The utility model provides a roller-type guide device used for a lifter and belongs to the field of lifters. The roller-type guide device is composed of rollers, a movable roller support, a fixed roller support, a compression spring, a screw and a nut, the movable roller support and the fixed roller support are parallelly arranged at an interval, one corresponding ends of the movable roller support and the fixed roller support are adjustably connected through the screw and the nut, the compression spring is connected between the movable roller support and the fixed roller support, the rollers are mounted in the movable roller support and the fixed roller support through roller connecting pin shafts respectively, the fixed roller support is fixedly connected with a rack, and the movable roller support is movably connected with the rack of the lifter through a connecting pin shaft. By adjusting pressure of the compression spring between the movable roller support and the fixed roller support, the movable roller