| 主权项 |
1. A locking device for an operating mechanism of a gas insulated switchgear, the locking device comprising:
a driving shaft lever connected to an operating mechanism configured to perform a rotation motion; first and second link rods coupled to upper and lower ends of the driving shaft lever, respectively, to transfer the rotation motion; the driven shaft lever including the upper and the lower ends connected to the first and the second link rods, respectively, configured to perform the rotation motion, and including a stopping groove; a supporter installed at a tank; a locking lever coupled to the supporter configured to perform the rotation motion or a parallel motion, the locking lever configured to lock the motion of the driven shaft lever when being inserted into the stopping groove; and a driven shaft configured to rotate by a force transferred by the driven shaft lever. |
