Anchor is the main part of the boat anchor parts, its an iron ship-stopping device, which is connected to the ship with an iron chain. It can stabilize the hull when throw the anchor on the bottom of the water or on the shore.
Anchors can be divided into two categories including rod anchors and rodless anchors, most of which have been standardized. Anchors can be divided into two types according to whether the pawls are rotated or not. Standard rod anchors include naval anchors, martens high-holding anchors, two-claw anchors, single-claw anchors, speedboat anchors and plow anchors. Standard rodless anchor include Hall anchors, Speck anchors, four-claw anchors, rodless anchors and choll anchors. Among them, there are two-grab anchors, single-claw anchors and plow anchors that belong to fixed anchors.
The plough anchor is a single-claw rod anchor with a fixed anchor claw, its short horizontal rod is located in the upper of the anchor shank. It is welded by steel pipe and sheet which commonly used in inland rivers, small barges and other general mooring. The structure of the plough anchor are shown below.