Beam structure and hybrid welding method thereof

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United States of America Patent

PATENT NO 10730145
SERIAL NO

16099500

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Abstract

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A beam structure includes a lower cover plate, an upper cover plate and two side web plates jointed between the upper cover plate and the lower cover plate; wherein the two side web plates are arranged perpendicularly to the upper cover plate and the lower cover plate, respectively, to form a hollow box-shaped structure; rib plates protruding outwardly with a plurality of plug heads are welded within the box-shaped structure; the plug heads are respectively plugged in the upper cover plate, the two side web plates and the lower cover plate, and each plugging joint is fixed by laser-MAG hybrid welding from outside of the box-shaped structure. The method includes: assembling two side web plates, rib plates and a lower cover plate on an upper cover plate to form a box-shaped structure; and welding each of joints from outside of the box-shaped structure by laser-MAG hybrid welding.

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Patent Owner(s)

Patent OwnerAddress
CRRC QINGDAO SIFANG CO LTDCHENGYANG DISTRICT OF SHANDONG CITY OF QINGDAO PROVINCE JINHONG ROAD 266111 NO 88 QINGDAO CITY SHANDONG PROVINCE 266111

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fang, Xifeng Shandong, CN 2 3
Gao, Ruiquan Shandong, CN 1 3
Han, Xiaohui Shandong, CN 9 5
Liu, Longxi Shandong, CN 6 11
Liu, Yonggang Shandong, CN 12 27
Tao, Chuanqi Shandong, CN 3 42
Zhao, Yanqiang Shandong, CN 1 3

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