Title:
PRESSURE STABILIZING CAVITY STRUCTURE APPLICABLE TO AIR-LAYER DRAG REDUCTION SHIP
Document Type and Number:
WIPO Patent Application WO/2022/178912
Kind Code:
A1
Abstract:
A pressure stabilizing cavity structure applicable to an air-layer drag reduction ship. A pressure stabilizing cavity comprises polyethylene (PE) pipes (1) and a backing plate (2), wherein a plurality of PE pipes (1) are provided and extend in the width direction of a ship body; the plurality of PE pipes (1) are parallel in the length direction of the ship body, are distributed at intervals, and are all disposed at a longitudinal (100) of the ship in a penetrating manner; each PE pipe (1) is provided with a first opening, the first opening extends in the width direction of the ship body, and both sides of the PE pipe (1) in the width direction of the first opening are connected to a ship bottom plate (200) to form a pressure stabilizing cavity (11); the backing plate (2) extends in the width direction of the ship body, and is made of an anti-corrosion material and located between the PE pipe (1) and the ship bottom plate (200), and the backing plate (2) is in sealed connection with the PE pipe and is also in sealed connection with the ship bottom plate (200); and the backing plate (2) is provided with a first through hole, the ship bottom plate (200) is provided with a second through hole communicating with the first through hole, and the pressure stabilizing cavity (11) communicates with the exterior of the ship body by means of the first through hole and the second through hole. The structure can solve the problem of corrosion prevention.
Inventors:
GAO LIJIN (CN)
CHEN SHAOFENG (CN)
HUANG GUOFU (CN)
YUN QIUQIN (CN)
XIA HAOCHAO (CN)
YAN ZHOUGUANG (CN)
WU ZAN (CN)
CHEN LEIQIANG (CN)
HUANG SHUQUAN (CN)
CHEN SHAOFENG (CN)
HUANG GUOFU (CN)
YUN QIUQIN (CN)
XIA HAOCHAO (CN)
YAN ZHOUGUANG (CN)
WU ZAN (CN)
CHEN LEIQIANG (CN)
HUANG SHUQUAN (CN)
Application Number:
PCT/CN2021/079053
Publication Date:
September 01, 2022
Filing Date:
March 04, 2021
Export Citation:
Assignee:
CSIC SHANGHAI MARINE ENERGY SAVING TECH DEVELOPMENT CO LTD (CN)
International Classes:
B63B1/38
Foreign References:
| CN112810748A | 2021-05-18 | |||
| CN111086599A | 2020-05-01 | |||
| CN108001610A | 2018-05-08 | |||
| JPH11310188A | 1999-11-09 | |||
| JP2000128063A | 2000-05-09 | |||
| CN202110204228A | 2021-02-23 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
Download PDF:
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