Quick plugging device of cylinder cover combustion chamber

The invention discloses a quick plugging device of a cylinder cover combustion chamber, which is characterized in that: a main cavity body is arranged at the center of a close cover body, and an intake valve hole cylinder barrel, an exhaust valve cylinder barrel and a spark plug cylinder barrel are respectively arranged at the bottom of the main cavity body and are communicated with the main cavity body; valve hole piston rods with reset springs are arranged and respectively matched with the intake valve hole cylinder barrel and the exhaust valve cylinder barrel, and a spark plug piston rod with a reset spring is arranged and matched with the spark plug cylinder barrel; a spherical plug for plugging an intake valve hole and an exhaust valve hole is arranged at the rod end of the valve hole piston rod; and a flat plug for plugging a spark plug hole is arranged at the rod end of the spark plug piston rod. The quick plugging device can quickly plug the intake valve hole, the exhaust valve hole and the spark plug