Hollow carcass for cast-in-situ concrete stuffing

Hollow carcass for cast-in-situ concrete stuffing

  • CN 101,302,839 A
  • Filed: 09/02/2004
  • Published: 11/12/2008
  • Est. Priority Date: 09/02/2004
  • Status: Active Application
First Claim
Patent Images

1. hollow die for pouring concrete filling on site, comprise hollow matrix (1), spike (2), spike (2) is arranged on the bottom surface outer wall (3) of hollow matrix (1), 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, forms the hole (16) that is communicated with.

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