Noise reduction type expansion device for bridge expansion joint

The noise reduction type expansion device for the bridge expansion joint comprises a bridge body, an installation groove is formed in the top of the inner side of the bridge body, asphalt layers are laid on the left side and the right side of the top of the bridge body, an expansion mechanism is ins...

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Bibliographic Details
Main Authors ZHOU JIANFENG, GUO FENG, KANG FUJUN, LIANG SHUNTIAN
Format Patent
LanguageChinese
English
Published 27.12.2022
Subjects
ASSEMBLY OF BRIDGES
CONSTRUCTION OF BRIDGES
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
OR VIADUCTS
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Summary:The noise reduction type expansion device for the bridge expansion joint comprises a bridge body, an installation groove is formed in the top of the inner side of the bridge body, asphalt layers are laid on the left side and the right side of the top of the bridge body, an expansion mechanism is installed in an inner cavity of the installation groove, and a buffering mechanism is installed on the inner side of the expansion mechanism. The noise reduction mechanism is mounted at the top of the telescopic mechanism, the telescopic mechanism comprises telescopic steel, the bottom of the telescopic steel is fixedly mounted in the mounting groove, U-shaped steel is welded to the bottom of the outer side of the telescopic steel, a fixing block is welded to the bottom of the telescopic steel, and the bottom of the inner side of the U-shaped steel is welded to the outside of the fixing block. The device has the noise reduction function, reduces noise generated when a vehicle passes through, improves the driving feeli
Bibliography:Application Number: CN202222753144U