Movable self-service anchoring and positioning maritime work platform

The utility model discloses a movable self-service anchoring and positioning maritime work platform which comprises a living and working platform, a middle floating body is arranged below the living and working platform, and the middle floating body and the living and working platform are connected through a supporting column. An anchor base capable of ascending and descending between the middle floating body and the seabed is arranged below the middle floating body and is provided with a suction anchor; and an anchor chain is arranged between the anchor base and the middle floating body. The device is convenient to move on the sea and is convenient to anchor and position; and the device is suitable for exploiting petroleum in marginal oil fields with the water depth of 150-500 meters. 本实用新型公开了一种移动式自助抛锚定位的海工平台，其包括生活工作平台，生活工作平台下方设有中部浮体，中部浮体和生活工作平台之间通过支柱连接；中部浮体下方设有能够在中部浮体和海床之间升降的锚底座，锚底座具有吸力锚；锚底座和中部浮体之间设有锚链。本实用新型便于在海上移动，便于锚泊定位；适合150-500米水深的边际油田石油的开采。