Cast-in-situ reinforced concrete or prestressed reinforced concrete hollow slab

Cast-in-situ reinforced concrete or prestressed reinforced concrete hollow slab

  • CN 101,302,790 A
  • Filed: 09/02/2004
  • Published: 11/12/2008
  • Est. Priority Date: 09/02/2004
  • Status: Active Application
First Claim
Patent Images

1. cast-in-situ reinforced concrete or prestressed reinforced concrete hollow slab, comprise steel bar concrete, hollow matrix (1), spike (2), hollow matrix (1) is wrapped up in and is contained in the cast-in-situ reinforced concrete, outer wall (3) surrounds the hollow matrix (1) that is formed with cavity (4), it is characterized in that described at least one outer wall (3) is the overlapping layers outer wall, preformed layer in the overlapping layers (5) is arranged on the internal layer of outer wall (3), the skin of outer wall (3) is for now smearing layer (6), top outer wall (3) or following outer wall (3) are the overlapping layers outer wall, be provided with reinforcement (17) in the cavity (4), reinforcement (17) is prefabricated hollow rod member, the two-port of hollow rod member is connected with outer wall (3) outside up and down, form the hole (16) that is communicated with, side outer wall (3) is the overlapping layers outer wall, and bottom surface outer wall (3) is provided with spike (2).

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