Title:
RIVER IMPROVEMENT CONSTRUCTION DEVICE FOR EMERGENCY DRAINING
Document Type and Number:
Japanese Patent JP2021088915
Kind Code:
A
Abstract:
To provide a river improvement construction device for emergency draining.SOLUTION: A river improvement construction device for emergency draining includes an upper housing. A water inlet space opened downward is provided in an intermediate part of the upper housing. A gate is provided on a rear wall of the water inlet space. The gate can be rotated around a gate shaft. The gate shaft is rotatably connected to the upper housing. Upper movement hinges are fixedly provided on a front surface of the gate so as to be symmetrical. Lower movement hinges positioned below the upper movement hinges are fixedly provided on the front surface of the gate so as to be symmetrical. Connection rod mechanisms are provided on the right and left lower movement hinges and the front of the upper movement hinges. Rear connection blocks are fixedly connected to a side separated from the water inlet space at a rear end of the right and left connection rod mechanisms. The right and left rear connection blocks are connected to a first gear shaft.SELECTED DRAWING: Figure 1
Inventors:
SHU HAIQIU
Application Number:
JP2020050138A
Publication Date:
June 10, 2021
Filing Date:
March 19, 2020
Export Citation:
Assignee:
ZHANG WEIPING
International Classes:
E02B7/40; E02B7/20
Attorney, Agent or Firm:
Kazuhisa Iwanaga