High performance aseismatic bridge pier structure system with replaceable plastic hinge
A high-performance, plastic hinge technology, used in bridges, bridge parts, bridge construction, etc., can solve the problems of difficult post-earthquake repair, insufficient seismic capacity of the plastic hinge area, etc., to avoid severe fracture, good ductility, and good bending resistance. The effect of stiffness
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[0048] like Figure 11 As shown, a replaceable plastic hinge is set in the single-column pier structure, a replaceable plastic hinge section 2 is set on the cap 1, a reinforced concrete pier section 3 is set on the replaceable plastic hinge section 2, and a reinforced concrete pier section 3 is provided with a cover beam 4, and the replaceable plastic hinge segment 2 has good bending rigidity, bearing capacity and energy dissipation capacity.
[0049] like Figure 12 As shown, a replaceable plastic hinge is set in the double-column pier structure, the replaceable plastic hinge section 2 is set on the cap 1, the reinforced concrete pier section 3 is set on the replaceable plastic hinge section 2, and the reinforced concrete pier section 3 is provided with a replaceable plastic hinge section 2, and the cover beam 4 is arranged on the replaceable plastic hinge section 2, and the upper and lower ends of the pier are provided with a replaceable plastic hinge section 2, which can b...
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