Metro monolithic roadbed expansion joint pouring auxiliary device

Metro monolithic roadbed expansion joint pouring auxiliary device

The utility model discloses a metro monolithic roadbed expansion joint pouring auxiliary device which comprises a tubular component, an annular component and a connecting structure. The longitudinal section of the tubular component is rectangular, the annular component is arranged on the upper porti...

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Hauptverfasser: OUYANG FEIFEI, XU CHAO, GUO HAI, FAN LICHAO, LI DONG, ZHANG KELIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
MACHINES FOR MAKING RAILWAYS OF ALL KINDS
PERMANENT WAY
PERMANENT-WAY TOOLS
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creator OUYANG FEIFEI
XU CHAO
GUO HAI
FAN LICHAO
LI DONG
ZHANG KELIN
description The utility model discloses a metro monolithic roadbed expansion joint pouring auxiliary device which comprises a tubular component, an annular component and a connecting structure. The longitudinal section of the tubular component is rectangular, the annular component is arranged on the upper portion of the tubular component, and the connecting structure comprises a through hole and a first fastening piece, wherein the through hole penetrates through the upper portion and the lower portion of the tubular component, and the first fastening piece penetrates through the through hole from top to bottom. The metro monolithic roadbed expansion joint pouring auxiliary device is simple in manufacturing and convenient to operate, and labor intensity is reduced. Meanwhile, construction efficiency and construction precision are greatly improved.
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subjects CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
MACHINES FOR MAKING RAILWAYS OF ALL KINDS
PERMANENT WAY
PERMANENT-WAY TOOLS
title Metro monolithic roadbed expansion joint pouring auxiliary device
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