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Title:
外海深部に敷設された砕石基礎面の浚渫システムおよび浚渫船
Document Type and Number:
Japanese Patent JP6646694
Kind Code:
B2
Abstract:
The present application discloses a dredging system for a pre-paved gravel foundation bed surface (01) in open sea deep water, including a dredging mechanism (1), which includes a dredging suction head (11), a power component (12) and a dredging pipeline (13), wherein the dredging suction head is connected with the dredging pipeline; the dredging pipeline is communicated with the power component; the dredging suction head includes at least one ridge surface suction port (111) and at least one furrow suction port (112); the openings of all the furrow suction ports are lower than those of all the ridge surface suction ports; a lifting mechanism (2), which is connected with the dredging suction head and is used for lifting the dredging suction head to the gravel foundation bed surface; a moving mechanism (3), which is connected with the lifting mechanism and is used for driving the dredging suction head to move within a dredging range of the gravel foundation bed surface. By the adoption of the dredging system for the pre-paved gravel foundation bed surface in the open sea deep water of the present application, the dredging suction head includes the ridge surface suction ports and the furrow suction ports, and may suck mud on the top surfaces of gravel ridges and the mud in furrows between two gravel ridges at the same time, thereby guaranteeing the dredging quality of the gravel foundation bed surface and improving the working efficiency. The dredging system is simple in structure, convenient to use and good in dredging effect.

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Inventors:
Phosphorus
One Shwe Jun
Gun
Yuan Lin Lin
Sue Furtian
Cyan hong
Sheebin
Liu Duojin
Moon Bo
Seeway
Lee Zhang Jun
Zhang Jang Jun
Liu Zimbao
Jiang Xian way
Zhou Xiang Long
One Min Xiang
Way honbo
Du Chun Fong
Bee Zuyang
Song Jiang Wei
Tao Jeng Jae
Durin
Application Number:
JP2018017709A
Publication Date:
February 14, 2020
Filing Date:
February 02, 2018
Export Citation:
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Assignee:
SHANGHAI ZHENHUA HEAVY INDUSTRIES CO.,LTD.
NO.2 ENGINEERING COMPANY LTD.OF CCCC FIRST HARBOR ENGINEERING COMPANY LTD.
International Classes:
E02F3/88; E02F3/92
Domestic Patent References:
JP2006028748A
JP50048404U
Foreign References:
CN106948310A
Attorney, Agent or Firm:
Kaji/Suhara Patent Office