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1.发明公开公开(公告)号：US20240262656A1
公开(公告)日：2024-08-08
申请号：US18388574
申请日：2023-11-10
Applicant: Otis Elevator Company
Inventor： Wenxiang Liu , Ming Chen , Chenfeng Shi , Jianfeng Wu
IPC: B66B19/00
CPC classification number: B66B19/005
Abstract: An elevator traction machine installation apparatus includes a lifting mechanism having a base portion and a load-bearing portion adapted to place an elevator traction machine, the base and load-bearing portions are connected and can rise and lower relative to each other in a longitudinal direction of an elevator hoistway; and a support mechanism configured to be detachably connected with the lifting mechanism and a base for installation of a machine-room-less elevator traction machine in the elevator hoistway to support the lifting mechanism and the elevator traction machine, and having at least two positions at which the base portion is secured, a first position is lower than a second position in the longitudinal direction, and the load-bearing portion is lifted relative to the base portion after the base portion is secured at the first position, and continues to be lifted relative to the base portion.
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Patent Agency Ranking
公开(公告)号：US20250083928A1
公开(公告)日：2025-03-13
申请号：US18828551
申请日：2024-09-09
Applicant: Otis Elevator Company
Inventor： Wenxiang Liu , Jianfeng Wu , Chenfeng Shi , Ming Chen , Jiajun Zhu , Linfeng Song
Abstract: A construction lifting device and a leaping method for a construction lifting device. The leaping method includes erecting a top crossbeam above a target floor in a shaft; connecting a host platform of the construction lifting device to the top crossbeam by a drive device; raising a car of the construction lifting device close to the host platform and fixedly connecting the car to the host platform; and activating the drive device to lift the host platform to the target floor.
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公开(公告)号：US20230112950A1
公开(公告)日：2023-04-13
申请号：US17828807
申请日：2022-05-31
Applicant: Otis Elevator Company
Inventor： Gang Huang , Xiaodong Shang , Shenhong Wang , Jianfeng Wu
Abstract: A system and method for adjustably positioning elevator guide rail. The system includes: an adjustment device 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 and moving in a first, a second and/or a third directions, and the moving platform being capable of moving up and down in the 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; and 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.
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4.发明授权公开(公告)号：US12246944B2
公开(公告)日：2025-03-11
申请号：US18388574
申请日：2023-11-10
Applicant: Otis Elevator Company
Inventor： Wenxiang Liu , Ming Chen , Chenfeng Shi , Jianfeng Wu
IPC: B66B19/00
Abstract: An elevator traction machine installation apparatus includes a lifting mechanism having a base portion and a load-bearing portion adapted to place an elevator traction machine, the base and load-bearing portions are connected and can rise and lower relative to each other in a longitudinal direction of an elevator hoistway; and a support mechanism configured to be detachably connected with the lifting mechanism and a base for installation of a machine-room-less elevator traction machine in the elevator hoistway to support the lifting mechanism and the elevator traction machine, and having at least two positions at which the base portion is secured, a first position is lower than a second position in the longitudinal direction, and the load-bearing portion is lifted relative to the base portion after the base portion is secured at the first position, and continues to be lifted relative to the base portion.
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公开(公告)号：US12187579B2
公开(公告)日：2025-01-07
申请号：US17828807
申请日：2022-05-31
Applicant: Otis Elevator Company
Inventor： Gang Huang , Xiaodong Shang , Shenhong Wang , Jianfeng Wu
Abstract: A system and method for adjustably positioning elevator guide rail. The system includes: an adjustment device 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 and moving in a first, a second and/or a third directions, and the moving platform being capable of moving up and down in the 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; and 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.
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公开(公告)号：US20210347610A1
公开(公告)日：2021-11-11
申请号：US17098012
申请日：2020-11-13
Applicant: Otis Elevator Company
Inventor： Jianfeng Wu , Ming Chen , Shan Li , Hong Chen
Abstract: A jumping elevator system and a jumping method used in construction process of building. The jumping method includes preliminarily positioning and mounting, by means of a temporary working platform at a first height, a guide rail on the hoistway substantially corresponding to the first height; removing the temporary working platform from the position, corresponding to the first height, of the hoistway; lifting, by use of a lifting assembly, a jumping platform from a second height to a third height, wherein the third height is greater than the second height and less than or equal to the first height; and lifting, by use of the lifting assembly, the elevator car to extend its traveling distance in the hoistway, and operating, during lifting of the elevator car, on the top of the elevator car for reinforcing the mount of the guide rail.
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