External pre-stressed reinforcing structure for removing supporting column and construction method
A technology of external prestressing and strengthening structures, which is applied in the direction of building construction, building maintenance, construction, etc., can solve the problems of unsatisfactory use of building space and obstruction of supporting columns, etc., to reduce the impact of resonance, reduce damage, and improve corrosion resistance performance effect
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[0047] A kind of external prestressed reinforcement structure with unsupported columns, refer to figure 1 , which includes a floor 1 , a supporting column 11 and a shear wall 12 , a reinforcing rib 10 is arranged on the bottom wall of the floor 1 , and the supporting column 11 is arranged at the bottom of the reinforcing rib 10 . The bottom of the reinforcing rib 10 is also provided with a load-bearing column 13, the load-bearing column 13 is arranged between the shear walls 12, the shear wall 12 is arranged around the floor 1, the floor 1, the support column 11, the shear wall 12 and the load-bearing column 13 Fixed by pouring concrete.
[0048] refer to figure 1 and figure 2 The supporting column 11 is provided with reinforcing ribs 2 along both sides of the length direction of the floor 1. The reinforcing ribs 2 are cast iron, and the top end is provided with an end plate 20. Add nuts to fix. A reinforcement cable 3 is threaded through the middle of the reinforcement r...
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