A kind of bone ash container structure of what is closed in system of the present invention,It is including； One outer tank system is equipped with the first room for the cylinder-shaped of an opening upwards； One inner canister is in fixed the first room of what,The inner canister opening bends a bending part,The nearly opening of inner canister inner peripheral is equipped with a plurality of first protrusions of annular arrangement,The nearly opening of inner canister outer peripheral edge bending part is equipped with a plurality of second protrusions of annular arrangement,First protrusion and the second protrusion system are in convex dot shape,Inner canister ora terminalis is equipped with the first plane； One inner cover system cooperates inner canister inner peripheral opening lid to close,First capping outer peripheral edge of the inner cover group is equipped with the first positioning region of inverted L-shaped channel-shaped to cooperate the first protrusion phase blocking； One second packing ring system is installed between the first plane of what and lean against part； Cover system cooperation inner canister outer peripheral edge lid closes closing in one,Interior cover inner peripheral is equipped with the third positioning region of inverted L-shaped channel-shaped to cooperate the second protrusion to be mutually installed with； One outer cover cooperates outer tank vent cover to close,Cover outer peripheral edge in the fixed what of outer cover system.本發明係關於一種骨灰容器結構，其係包括；一外罐係為一開口向上之筒體狀而設有第一容室；一內罐係固設於第一容室內，該內罐開口處彎折一彎折部，該內罐內周緣近開口處設有環狀排列之複數個第一凸部，該內罐外周緣彎折部近開口處設有環狀排列之複數個第二凸部，該第一凸部及第二凸部係呈凸點狀，內罐端緣設有第一平面；一內蓋組係配合內罐內周緣開口處蓋合，該內蓋組之第一封蓋外周緣設有倒L形槽狀之第一定位部以配合第一凸部相卡制；一第二墊圈係容設抵於第一平面及靠抵部間；一內罐蓋係配合內罐外周緣蓋合封閉，內罐蓋內周緣設有倒L形槽狀之第三定位部以配合第二凸部相容設；一外蓋配合外罐開口蓋合，該外蓋係固設於內罐蓋外周緣。
