Reinforcing chord member for bailey truss: Fid-Bau Portal

Reinforcing chord member for bailey truss

XIE HONGKUI

The invention discloses a reinforcing chord member for a bailey truss in the technical field of pouring box girders. A connecting plate is arranged on a first chord member in parallel, bolt holes are formed in the connecting plate, reinforcing ribs are arranged on the first chord member in parallel, and fixing blocks are symmetrically and fixedly arranged on the outer wall, close to the male head end, of the first chord member; the side wall of the fixing block is fixedly connected with a protective cylinder arranged towards the direction of the male head, the protective cylinder comprises a first sleeve, a second sleeve is arranged in an inner cavity of the first sleeve in a sliding mode, a positioning bolt is movably inserted into a convex block in a threaded mode, the male head end of the first chord member is fixedly connected with the female head end of the second chord member through a fastening bolt, and the outer wall of the first chord member near the female head end is symmetrically and fixedly provided with connecting blocks. Effective protection is provided for the connecting positions of the chord members, the problems of loosening and rusting of assemblies at the joints are avoided, the service life of the bailey truss is prolonged, and the safety of the bailey truss is improved.

本发明公开了浇箱梁技术领域的一种贝雷架用加强弦杆，所述第一弦杆上平行设置有连接板，所述连接板上开设有螺栓孔，所述第一弦杆上平行设置有加强筋，所述第一弦杆靠近阳头端的外壁对称固定设置有固定块，所述固定块侧壁固定连接有向阳头方向设置的防护筒，所述防护筒包括第一套筒，所述第一套筒内腔滑动设置有第二套筒，所述凸块上螺纹活动插接有定位螺栓，所述第一弦杆阳头端与第二弦杆的阴头端通过紧固螺栓固定连接，且所述第一弦杆靠近阴头端的外壁对称固定设置有连接块，本发明对弦杆连接处提供了有效的保护，避免接头处组件松脱、上锈的问题，延长了贝雷架的使用寿命和安全性。

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