| 摘要 |
<p>Disclosed are an endless rope-based lifting system, and an elevator and a hoister having such a lifting system. The lifting system (200) comprises an endless rope (400), a row of first guide rolls (c) and a row of second guide rolls (d) which are arranged in parallel, and a drum device, wherein the drum device comprises a first drum device (1) and a second drum device (2) which can be arranged in parallel and respectively comprise big drums (11, 21) and small drums (12, 22), with the sides of the first drum device (1) and the second drum device (2) which deviate from each other being the outer sides, and the endless rope (400) twists around the outer side of the first drum device (1) in the twisting manner of left-handed rotation or right-handed rotation, and twists around the first guide rolls (c), the second guide rolls (d) and the outer side of the second drum device (2) in an S shape.</p> |
