Problem to be solved: to provide an aromatic diffusion device which is hard to cover.An aromatic diffuser comprising an aromatic body 2 and a housing part 3 for accommodating an aromatic body and a cover part 4 for covering the accommodation part；Accommodation sectionA groove part 6 and an opening part 5 for accommodating an aromatic body are provided on a substantially cylindrical side surfaceThe inner surface of the first bottom of both surfaces is open.A beam having elasticity is provided on the inner peripheral surface thereofA contact body is connected to the beam projecting from the first bottom to the outsideCover sectionA projection 11 is provided inside the circular or arcuate wall formed from the rear surfaceThe contact body of the receptacle facing the back of the coverBy pushingThe projection of the cover portion is moved to the locking position of the groove of the accommodating portion so as to be detachably attached.Diagram【課題】カバーが外れにくい芳香拡散器を提供する。【解決手段】芳香体２と芳香体を収容できる収容部３と当該収容部を覆うカバー部４とからなる芳香拡散器であって、収容部は、略円筒状の側面に溝部６と芳香体を収容する為の開口部５とを設け、両底面の内一方の第一底面を構成する内周面が開口されており、当該内周面に弾性を有する梁が設けられ、当該梁に接触体が第一底面から外側に向かって突出して連結されており、カバー部は、裏面から形成される円状又は弧状の壁の内側に突起部１１が設けられ、収容部の接触体をカバー部の裏面に向けて、押しまわすことで、カバー部の突起部が収容部の溝部をロック位置まで移動して着脱可能に留められる。【選択図】図５
