Concrete filled steel tubular column, H-shaped steel beam, steel support and pi type connecting piece combined center column bottom joint and making method
A technology of steel pipe concrete columns and connectors, which is applied to building components, building types, protected buildings/shelters, etc., and can solve problems such as complex structures, unreasonable stress on beam-column joints, and large steel consumption
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[0063] The invention will be further described below in conjunction with specific embodiments.
[0064] Such as image 3 As shown in the figure, a joint at the bottom of the center column of a combined type of concrete-filled steel pipe column-H-shaped steel beam-steel support-π-shaped connector includes a light square steel pipe recycled concrete column (1), a column-slab tie bar (2), H-shaped steel beams (3), π-shaped connectors (4), web connecting plates (5), 30mm long high-strength bolts (6), floor shear studs (7), upper limbs of π-shaped connectors (8), π-shaped connector lower limbs (9), rectangular bottom plate (10), prefabricated steel support (11), 70mm through high-strength bolts (12), I-shaped bench tie reinforcement (13), grouting material pallet (14), prefabricated regeneration Concrete floor (15) and floor reinforcement (16).
[0065] According to the size of the building load, the required bearing capacity of the steel pipe recycled concrete column can be calc...
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