| 摘要 |
<p>The present invention provides a jack-up device of a barge. The jack-up device of a barge in the present invention includes a leg pipe jacking up the barge by vertically moving; an upper traverse installed on the leg pipe; a middle traverse vertically moving along the leg pipe; a lower traverse vertically moving along the leg pipe; a vertical connection unit connecting the barge and the upper traverse; an actuator connected to the middle traverse and the lower traverse; and a locking unit fixing one among the center traverse and the lower traverse to the leg pipe.</p> |
