Locking device for lever of gas valve

A locking device for a lever of a gas valve, the gas valve comprising a valve body, an operating part protruding from a central portion of the valve body, a first locking protrusion protruding outward from the operating part, the lever having a rotating portion on one end thereof as to be mounted on top of the operating part to open and close the gas valve, a standing portion and a grasping portion bent sequentially from the rotating portion, and first and second locking bent portions bent downward from the rotating portion to be locked onto the first locking protrusion positions for opening and closing the gas valve, the locking device comprising:

• a locking member consisting of a guide portion for guiding the standing portion to move the standing portion upward and downward, a bottom portion extending downward from the bottom of the guide portion, a locking groove formed in a middle portion of an underside of the bottom portion to insert a second locking protrusion protruding outward from an operating part on an opposite side to the first locking protrusion in a position where the gas valve is closed, and a side portion bent upward from one side of the bottom portion to be locked onto the second locking protrusion in a position where the gas valve is open;
• and
• a spring member fitted to the standing portion to push the guide portion toward the rotating portion.