Coupling for anchor chain

The utility model relates to a coupling for anchor chain, including the connector of U -shaped, the two tip of the connector of U -shaped all is equipped with the ring, and the outside of ring all is equipped with the cross -section and for trapezoidal fender head, all penetrates in the ring and be equipped with the connecting rod, and the two tip of connecting rod all is equipped with convex bellied dog, and the both ends of connecting rod all are equipped with the through -hole, penetrate in the through -hole to be equipped with the chain, and it opens and shuts to be equipped with on the chain detains, and the outside of the middle circular arc position department of the connector of U -shaped is equipped with the side ring, and the chain passes in the side ring, the inboard connection of connecting rod is equipped with the dead lever, is equipped with the bracing piece between the two side of the connector of U -shaped, and the intermediate position department of bracing piece is equipped with the supported hole, and the inboard of middle the circular arc position department of the connector of U -shaped is equipped with the fixed orifices, and the dead lever passes during the supported hole just stretches into the fixed orifices, position department that dead lever and bracing piece are connected mutually, all is equipped with the packing ring in the both sides of supported hole. Its convenient to use, firm in connection, long service life.