Self-anchoring suspension cable and stay cable cooperative system bridge with girder having variable cross-section
A suspension cable and cable-stayed technology, applied in bridges, buildings, etc., can solve problems such as instability damage, large axial force of the main girder, and exceeding the limit bearing capacity, so as to avoid instability damage, solve excessive axial force, and avoid The effect of the overrun of the bearing capacity of the main girder
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[0018] In order to further understand the invention content, characteristics and effects of the present invention, the following examples are given, and detailed descriptions are as follows in conjunction with the accompanying drawings:
[0019] see figure 2 , a self-anchored suspension-cable-stayed cooperative system bridge with a variable cross-section main girder, comprising a main tower 1, a side-span pier 2, a main girder 3, a main cable 4, a stay cable 5 and a suspender 6, the main The beam 3 is supported by the main tower 1, the side-span pier 2, the main cable 4 and the stay cable 5, and the middle part of the main beam 3 is connected with the main cable 4 through the suspender 6 , the section height of the main beam 3 is gradual: the section height of the main beam 3 at the root of the main tower 1 is the largest, at the midpoint of the main beam 3 and at the two ends of the main beam 3 The section height of the main beam 3 is the smallest; and the section height cu...
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