| 摘要 |
A prefabricated member having a hollow structure, comprising a pile body (10). A reinforcement cage (20) and a hollow pipe body (11) are disposed in the pile body (10). Two ends of the hollow pipe body (11) are sealed, such that a solid pile (100) is formed between the end portion of the hollow pipe body (11) and the end portion of the pile body (10). The pile body (10) comprises a plurality of large section piles (12) and small section piles (13) connected to each other. Two ends of the pile body (10) are provided with a recess (41) and a protrusion (42) for engaging with each other. The end portion of the prefabricated member is firm, and the connection is convenient. |
