A pacifier holder box includes a housing (10), and a pacifier holder (14) mounted in the housing. The housing includes a first cover (11), a second cover (12), a clamping member (15) and an annular frame (151). The first cover has a first receiving chamber (111), a first opening (112), a first positioning portion (113) and a first locking edge (117). The second cover has a second receiving chamber (121), a second opening (122), a second positioning portion (123) and a second locking edge (127). A passage (16) is formed by the first opening and the second opening. The pacifier holder has two elastic legs (141) and a receiving hole (142). A pacifier (A) is received in the receiving hole and positioned between the two elastic legs. The pacifier protrudes outward from the passage of the housing.一種奶嘴夾收藏盒結構改良，其包含：一與一樞接件相樞結形成有上及下盒蓋之容座、一具彈性腳形成有收容孔之奶嘴夾置座，容座於外背側係一體成型一具環框之夾掣體，於上、下盒蓋兩相對內面分別形成一適深空間之容槽，於兩容槽之周端緣係相對設置一卡合緣及一被卡合緣，並於兩容槽之周側處對應開設一凹孔槽，兩容槽內壁面係相對設一上、下定位部，使奶嘴夾置座容設定位於上、下盒蓋兩容槽間，令奶嘴收置上可跨置定位於奶嘴夾置座兩彈性腳之收容孔中，使上、下盒蓋相蓋合，藉由上、下定位部相對卡嵌定位，令其周端緣之卡合緣與被卡合緣相卡合，同時上、下盒蓋周壁之兩凹孔槽對應形成一容伸口以予奶嘴身穿伸出，達到奶嘴取用及固定上均極為容易、簡單與達到使用更具衛生性及實用性之功效。
