Title:
REWINDING SHAFT ELEVATOR HAVING OVERHEAD TRACTION SYSTEM FOR BUILDING CONSTRUCTION
Document Type and Number:
WIPO Patent Application WO/2021/042431
Kind Code:
A1
Abstract:
A rewinding shaft elevator having an overhead traction system for building construction, comprising a traction system (1), a ridge beam (2), a traction medium (3), a lift cage (4) and a counter weight (5); the ridge beam (2) is fixed to the upper end of a building shaft (29), the traction system (1) is fixed on the ridge beam (2), the traction medium (3) is rewound around the traction system (1), a first pulley (6) is provided at the top of the lift cage (4), and a second pulley (7) is provided on the counter weight (5), one end of the traction medium (3) is drawn downward from the traction system (1), wound around the first pulley (6), and then drawn upward to the ridge beam (2) and is connected to the ridge beam (2), the other end of the traction medium (3) is drawn downward from the traction system (1), wound around the second pulley (7), and then drawn upward to the counter weight (5) and is connected to the counter weight (5), the traction medium (3) is a steel wire rope or a steel strip, and the ridge beam (2) can move up and down. The elevator has the advantages of high safety, high lifting speed, and low noise.
Inventors:
ZHANG XIA (CN)
Application Number:
PCT/CN2019/108199
Publication Date:
March 11, 2021
Filing Date:
September 26, 2019
Export Citation:
Assignee:
GLARIE ELEVATOR CO LTD (CN)
International Classes:
B66B7/06; B66B11/08
Domestic Patent References:
| WO2005000729A1 | 2005-01-06 |
Foreign References:
| CN107686039A | 2018-02-13 | |||
| CN206624522U | 2017-11-10 | |||
| CN201953911U | 2011-08-31 | |||
| CN1735551A | 2006-02-15 | |||
| JP2003267640A | 2003-09-25 | |||
| CN110127488A | 2019-08-16 | |||
| CN206457139U | 2017-09-01 | |||
| JP2013216458A | 2013-10-24 |
Attorney, Agent or Firm:
INTELIGHT IP LAW FIRM (CN)
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