| 摘要 |
A pile driver (20) for driving foundation piles (3), and having: a frame (23), in turn having a horizontal base (25), at least one upright (26) extending upwards from the base (25), and a movable body (28) which slides along the upright (26) ; a first lock device (30) fitted to the horizontal base (25) and which, in use, rigidly engages a connecting member (5) of a foundation structure (1) ; a second lock device (36) fitted to the movable body (28) and which, in use, rigidly engages a shaft (9) of a pile (3) to be driven; and at least one hydraulic jack (29) connected to the frame (23) and to the movable body (28) to move the movable body (28) along the upright (26). |
