Title:
LIFTING DEVICE FOR MARINA
Document Type and Number:
WIPO Patent Application WO/2021/238299
Kind Code:
A1
Abstract:
Disclosed is a lifting device for a marina, comprising a fixed base (2) fixed to the marina; displacement platforms (4) are symmetrically mounted on two sides of the top of the fixed base (2); a rotating platform (6) is mounted at the top of each displacement platform (4); a lifting platform (7) is arranged on the top of each rotating platform (6); a rotary driver (8) is fixed to a center line surface of a top plate of each lifting platform (7); a mechanical arm (11) is connected in each rotary driver (8); toggle plates (9) are arranged on each mechanical arm (11); the toggle plates (9) are arranged on two sides of each rotary driver (8); a plurality of bearing arms (12) are further fixed to an upper portion of each mechanical arm (11); and the displacement platforms (4), the rotating platforms (6), the lifting platforms (7) and the rotary drivers (8) are electrically connected to a central control platform (14). The lifting device can lift an open boat out from the marina to an area above the water surface where the boat can be touched by a marine surveyor, so that the marine surveyor may perform an external inspection on the bottom of the boat, and damage caused to the structure of the hull and to the propeller in a process in which a small boat comes into shallow waters is avoided.
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Inventors:
ZHANG JIAN (CN)
HAN WENDONG (CN)
WANG CHONGXIN (CN)
ZHAO QINGLIANG (CN)
ZHOU CHENCHAO (CN)
HAN WENDONG (CN)
WANG CHONGXIN (CN)
ZHAO QINGLIANG (CN)
ZHOU CHENCHAO (CN)
Application Number:
PCT/CN2021/075440
Publication Date:
December 02, 2021
Filing Date:
February 05, 2021
Export Citation:
Assignee:
UNIV JIANGSU SCIENCE & TECH (CN)
International Classes:
B66F11/00; B63B35/44
Foreign References:
| CN111762727A | 2020-10-13 | |||
| CN207953057U | 2018-10-12 | |||
| CN109353446A | 2019-02-19 | |||
| CN208198733U | 2018-12-07 | |||
| US20060207485A1 | 2006-09-21 | |||
| CN207243399U | 2018-04-17 | |||
| CN101549718A | 2009-10-07 | |||
| CN208869270U | 2019-05-17 |
Attorney, Agent or Firm:
NANJING ZHENGLIAN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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