The invention discloses a low-wind-resistance quay crane main beam. The low-wind-resistance quay crane main beam comprises a box-shaped structure and a plurality of through holes formed in the box-shaped structure. The box-shaped structure comprises an upper wing plate, a lower wing plate, a straight web plate and an inclined web plate, the straight web plate and the inclined web plate are connected between the upper wing plate and the lower wing plate, and the straight web plate is a windward side; a plurality of partition plates which are distributed at equal intervals are arranged in the box-shaped structure; the through hole penetrates through the straight web plate and the inclined web plate; and each through hole is formed in the position between the two partition plates. According to the invention, the windward area can be effectively reduced.
本发明公开了一种低风阻岸桥主梁,箱形结构以及设于所述箱形结构上的多个通孔;所述箱形结构包括上翼板、下翼板以及连于所述上翼板、所述下翼板之间的直腹板和斜腹板,所述直腹板为迎风面;所述箱形结构内设有多块等间距分布的隔板;所述通孔贯通所述直腹板与所述斜腹板;每个所述通孔分别位于两块所述隔板之间的位置。本发明能够有效地减少了迎风面积。
Low-wind-resistance quay crane girder
一种低风阻岸桥主梁
2023-05-16
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
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