Patent ID: 8376162

Claim:
A water stop structure of a water jar lid comprising: a main body which is adapted to mount to a water jar and having a water outlet port, a chamber and a hanger, said water outlet port having a water passage and a U-shaped flange, inside of said chamber having a step; a depression bar device having a depression bar, said depression bar having a first end pivotally connected with said U-shaped flange of said water outlet port, said depression bar having a second end engaged with said hanger when said depression bar is in a resting state, said depression bar having a portion close to said first end and pivotally connected with a link, said link being pivotally connected with a carrier which is movably received in said chamber of said main body; a resiliency device which comprises a rod, a first resilient element, a second resilient element, a ring spacer and a seal, said rod being movably received in said chamber of said main body, said rod having a first portion received in said chamber and a second portion projecting under said main body, said rod having a center bore to receive and retain said first resilient element therein in such a way that a top end of said first resilient element projects outside to couple to said carrier, said rod having a radial flange at a top end thereof and a rounded jointing end at a bottom end thereof, said flange being set in contact with an inside wall of said chamber to maintain a gap between said rod and an inside wall of said chamber for receiving said second resilient element that is arranged inside said chamber but fit outside said rod, said step of said chamber supporting said spacer and said seal in such a way that upper and lower ends of said resilient element are respectively supported on said radial flange of said rod and said spacer; and a water stop member which is coupled to said rod of said resiliency device, said water stop member having one side portion fixed to an underside of said main body and comprising a water sealing section blocking said water passage of said main body, said water stop member having a fitting hole coupled to said jointing end of said rod.