System of the present invention provides a kind of wooden cinerary urn,Comprising: a box body,System includes a box body and internal head cover,The box body system is equipped with a central room,The internal head cover system sets the top of the what box body and is extended outwardly protrusion by the center room,The internal head cover system is equipped with an at least engagement groove,The lower portion system of the engagement groove is equipped with the concealed card slot recessed to side； One cover device,System includes the lamina tecti and bottom plate of a mutually embedding knot,The bottom plate root edge system is equipped with an at least engaging member,Engaging member one end system has laterally protruded out a support,The engaging member system can correspond to the engagement groove for being inserted into the internal head cover,And in the card slot for making the cover device make the support of the engaging member be inserted into the engagement groove to side by a rotation force,It is covered with completing the consolidation of the cover device and the internal head cover； Thereby,To reach capping or the opening operation Simple convenient that can make its cover device of cinerary urn,And there is splendid capping consolidation,It is enabled actively to avoid being detached from easily for cover device and cause dropping for cinerary urn,Or improper unlatching is caused to exert a force and separate cinerary urn,And can make cinerary urn have preferably texture and the convenience of manufacture,Economy person.本發明係提供一種木質骨灰罈裝置，其包括：一盒體，係包括有一盒身及內頂蓋，該盒身係設有一中央容室，該內頂蓋係設於該盒身之頂部由該中央容室向外延伸凸出，該內頂蓋係設有至少一結合槽，該結合槽之下方部位係設有向一側凹入之隱藏式卡槽；一頂蓋裝置，係包括有一相嵌結之頂蓋板及底蓋板，該底蓋板底緣係設有至少一結合件，該結合件一端係橫向凸伸出有一抵部，該結合件係可對應插入該內頂蓋之該結合槽，並使該頂蓋裝置藉一旋轉施力而使該結合件之抵部向一側插入該結合槽之卡槽內，以完成該頂蓋裝置與該內頂蓋之固結封蓋；藉此，以達到能使骨灰罈其頂蓋裝置之封蓋或開啟操作簡易便利，且具有極佳之封蓋固結作用，使能積極避免頂蓋裝置之輕易脫離而造成骨灰罈之摔落，或引起不當之開啟施力而使骨灰罈分離，並能使骨灰罈具有較佳之質感及製造之便利性、經濟性者。
