Title:
DREDGING SYSTEM
Document Type and Number:
Japanese Patent JP2018131894
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a dredging system having a longer usage life.SOLUTION: A dredging system is provided on a water utilization facility including a main dam provided adjacent to a main water storage area and a first sub-dam provided adjacent to a first water storage pond on the downstream side of the main dam. The system includes: an intake port which takes in sediment on the bottom of the main water storage area and water in the main water storage area; a first discharge port which is provided on the downstream side of the first sub-dam and a position lower than the intake port and is provided with a first valve; a first sand discharge path interposed between the intake port and the first discharge port; and a first stretching pipe which is installed on the first sub-dam, communicates with the first sand discharge path, stretches upward from the first sand discharge path, and has a first upper water discharge port that can discharge water on its tip. A position of the first upper water discharge port is lower than a surcharge water level of the main dam.SELECTED DRAWING: Figure 2
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Inventors:
HUANG KUO-CHANG
Application Number:
JP2018005501A
Publication Date:
August 23, 2018
Filing Date:
January 17, 2018
Export Citation:
Assignee:
HUANG KUO CHANG
International Classes:
E02B8/02
Attorney, Agent or Firm:
Yasuhiko Murayama
Shinya Mitsuhiro
Tatsuhiko Abe
Shinya Mitsuhiro
Tatsuhiko Abe