Double hook release

The utility model discloses a double hook release, including urceolus skeleton, left couple, right hook in, spacing commentaries on classics cover, actuating mechanism, radially penetrating through'shook groove is seted up to the urceolus skeleton, left side couple, the articulated on -hook groove upper end in right hook upper end, interior spacing commentaries on classics cover lower extreme stretches into between left side couple, the right hook, upper end connection actuating mechanism, the interior inclined plane of intero -inferiorly slope is all set to left side couple, right hook upperend, interior spacing commentaries on classics cover outer wall offered be used for with left side couple, right hook upper end in the outer inclined plane of inclined plane matched with, still set up the protruding ridge on the outer inclined plane, the edge on inclined plane in this protruding ridge can be blocked, the utility model discloses effectively realize test instrument accurate reliable release in the oil gas w