Spring of bounceing of kettle lid

The utility model discloses a spring of bounceing of kettle lid, its structure includes pot lid, separation blade, spring, location axle, pot lid and separation blade fixed connection, the fixed location axle of having installed of separation blade, location axle spring is connected, with the spring by a torsion output hold, first go -between, torsion input, second go -between, the 2nd torsion output end form, the one end fixed connection of torsion output end and first go -between, the other end of first go -between and the one end fixed connection of torsion input, the other end of torsion input and the one end fixed connection of second go -between, the other end and the 2nd torsion output end fixed connection of second go -between, the utility model discloses a go -between of symmetryand locate torsion input and the torsion output end at go -between both ends for the power cancel each other out who deflects can not produce the power of deflection when realizing the double increasing of torsion, the balanc