Title:
斜張橋のケーブルの検査装置
Document Type and Number:
Japanese Patent JP6836751
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an inspection device for a cable-stayed bridge cable in which moment in the same direction as a curve surface is less likely to be generated in a plane including a curved surface of a cable, and which makes it possible to clime up the cable without generating torsion.SOLUTION: It is provided with a frame 10, two pairs of drive wheels 51 to 54 mounted on a cable W, driven wheels 61 and 62 for pushing the cable W, control motors 63 and 64, a plurality of video cameras 71 to 74 for photographing a surface of the cable W when the drive wheel travels, a controller 80, and a battery 81. The frame 10 is composed of at least one of framework bodies 20, 30 and panel bodies 28, 36, and configured to define a cubic space into which the cable W of the cable-stayed bridge is inserted. Equipment inside the frame 10 is located so that the barycenter of the entire device is away from the cable W by a predetermined dimension in the vertical downward direction when four ridges C, D, E, and F of the cubic space rest on the vertical and horizontal positions on the cable W.SELECTED DRAWING: Figure 4
Inventors:
Toshio Oguri
Koji Harada
Yukihiro Ito
Koji Harada
Yukihiro Ito
Application Number:
JP2016248357A
Publication Date:
March 03, 2021
Filing Date:
December 21, 2016
Export Citation:
Assignee:
Nishimatsu Construction Co., Ltd.
National University Corporation Saga University
National University Corporation Saga University
International Classes:
E01D22/00; E01D11/02; E01D11/04
Domestic Patent References:
| JP2013245496A | ||||
| JP2012163402A | ||||
| JP2012242310A |
Foreign References:
| US8590480 |
Attorney, Agent or Firm:
Gunichiro Ariga
Eigarou Ariga
Eigarou Ariga