US 12,187,579 B2
System and method for adjustably positioning of elevator guide rail
Gang Huang, Shanghai (CN); Xiaodong Shang, Shanghai (CN); Shenhong Wang, Shanghai (CN); and Jianfeng Wu, Shanghai (CN)
Assigned to OTIS ELEVATOR COMPANY, Farmington, CT (US)
Filed by Otis Elevator Company, Farmington, CT (US)
Filed on May 31, 2022, as Appl. No. 17/828,807.
Claims priority of application No. 202111121110.X (CN), filed on Sep. 24, 2021.
Prior Publication US 2023/0112950 A1, Apr. 13, 2023
Int. Cl. B66B 19/00 (2006.01); B66B 7/02 (2006.01)
CPC B66B 19/002 (2013.01) [B66B 7/027 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A system for adjustably positioning elevator guide rail, comprising:
an adjustment device configured to be arranged on a moving platform and having a clamping portion and a powering portion, the clamping portion being arranged to be capable of clamping an elevator guide rail to be installed through a power output from the powering portion, the powering portion configured to move the clamping portion in a second direction and a third direction, and the moving platform being capable of moving up and down in a first direction;
a detection device arranged to detect current movement characteristics of the clamping portion when the elevator guide rail is not clamped or has been clamped by the clamping portion;
a control device connected to the detection device and the adjustment device, and arranged to adjust the position of the clamping portion in place by controlling the powering portion according to the movement characteristics so that the clamped elevator guide rail can be positioned and installed at a target position;
a support device, which is installed on the moving platform and connected to the adjustment device so that the adjustment device is arranged on the moving platform, and which is arranged to abut against at least one side of an elevator hoistway along the second direction at an installation area of the elevator guide rail;
a connection device arranged between the support device and the adjustment device to enable the adjustment device to move relative to the support device in the first direction and the third direction, wherein the adjustment device is located vertically above the support device.