OPENING AND CLOSING TOOL OF DRAIN VALVE FOR FIRE ENGINE

摘要

The present invention relates to an opening / closing device of a waterproof valve for waterproofing fire extinguishing water in a fire engine, and in particular, by installing a rotating cylinder for opening and closing a waterproof valve, the valve can be easily opened and closed, and in winter, It relates to a switch of a fire engine waterproof valve for preventing failure and malfunction caused by the.;The present invention is a water-tight valve having a pipe coupling portion for coupling the pipe connected from the fire pump to one side, a hose coupling portion to be coupled to the fire hose on the other side, and an opening and closing port for opening and closing the valve on the upper side,;It is formed on the upper portion of the waterproof valve, the insertion groove for opening and closing the opening and closing of the waterproof valve, the turning hole for operating the opening and closing hole connected to the insertion groove therein, and the air to operate the rotating hole flows in And a rotating cylinder formed with an inlet, a discharge pipe, and a discharge port for discharging the air in the waterproof valve.