Special couple is slaughtered to livestock

The utility model discloses a special couple is slaughtered to livestock comprises coupler body, hook, spanner, has quick manual locking device on the couple, can the in certain extent free rotation, but the spanner is through the spring automatically regulated angle of welding on the coupler body. Manual locking device constitute by the hook and the spanner that have the engaging tooth, when needs couple lock is died, pull the spanner, make the device at locked state through hook and spanner meshing effect, when the needs couple is opened, pull the spanner in the other direction, make hook and spanner demeshing, reach the purpose of use. The utility model discloses do not drop in the time of can not only guaranteeing to hang the cattle on the hoof, improved production efficiency moreover, reduced manufacturing cost.