Cast-in-situ reinforced concrete or prestressed reinforced concrete hollow slab
A technology for prestressed steel bars and concrete hollow slabs, which can be applied to floor slabs, building materials, building components, etc., can solve the problems of low production efficiency, high cost, and inconvenience in assembly line production.
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[0071] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0072] As shown in the accompanying drawings, the present invention includes reinforced concrete and a hollow carcass 1. The hollow carcass 1 is wrapped in the cast-in-place reinforced concrete. The hollow carcass 1 is formed by an outer wall 2 and a cavity 3 is inside. The upper or lower outer wall 2 of the hollow carcass 1 is made of prefabricated board wall 4 and slurry embryo body 5, which are soft and hard laminated, cemented and solidified, and the prefabricated board wall 4 and slurry embryo body 5 are made of inner hard and outer soft laminated, cemented and solidified. Formed, the upper or lower outer wall 2 has reinforcements 6. In the accompanying drawings, 1 is the hollow carcass, 2 is the outer wall, 3 is the cavity, 4 is the prefabricated board wall, and 5 is the slurry body. In the following drawings, those with the same number have the sam...
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