Title:
SOUND INSULATION WALL
Document Type and Number:
Japanese Patent JP2021156091
Kind Code:
A
Abstract:
To provide a sound insulation wall that can be installed in a state where a sound insulation plate is surely prevented from falling off from a support column.SOLUTION: A sound insulation wall A includes a plurality of support columns 2 erected along an edge of a railway elevated line B at predetermined intervals, a sound insulation plate 3 supported between the support columns 2, and a fixing tool 1 for fixing the sound insulation plate 3 to the support column 2. The support column 2 includes a groove portion formed of H-shaped steel and formed between a pair of flanges. The sound insulation plate 3 is supported by inserting a side edge portion into the groove portion of the support column 2. A fixture 1 is composed of a plate member connected to a flange located on the outer side opposite to the railroad track among a pair of flanges of the support column 2, and pressure welding means provided on the plate member and pressed against the sound insulation plate 3.SELECTED DRAWING: Figure 1
Inventors:
TAKAYAMA MITSUNAO
TOJO MASATO
TAKAHASHI MASAYOSHI
OBATA JINJU
SATO TOMOYUKI
TOJO MASATO
TAKAHASHI MASAYOSHI
OBATA JINJU
SATO TOMOYUKI
Application Number:
JP2020059415A
Publication Date:
October 07, 2021
Filing Date:
March 30, 2020
Export Citation:
Assignee:
HIGASHI NIPPON RYOKAKU TETSUDO
BSTECHNO CO LTD
BSTECHNO CO LTD
International Classes:
E01F8/00
Attorney, Agent or Firm:
Creation International Patent Office