PROBLEM TO BE SOLVED: To provide a sterilizer that realizes an automatic door opening and closing mechanism capable of guiding an opening and closing door to a closing position smoothly and surely closing the door, with a simple configuration.SOLUTION: The sterilizer 1 includes: a main body 10 in which an opening for receiving an object to be treated is formed an opening/closing door 30 for opening/closing the opening of the main body an arm 32 provided on the opening/closing door 30 a support base 62 for supporting the arm 32 a moving mechanism 40 for moving the opening/closing door 30 between a closing position to close the opening of the main body 10 and an open position to open the opening thereof by moving the support base 62 vertically main body side engagement claws 15 and door side engagement claws 35 for engaging the opening/closing door 30 to the main body 10 at the closing position and guides 16 disposed above the main body side engagement claws 15L, 15R and coming into contact with a door side flange 31 of the opening/closing door 30 which moves in the downward direction, and for guiding the opening/closing door 30 to the engagement position of the main body side engagement claws 15L, 15R.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2017,JPO&INPIT【課題】開閉扉を閉鎖位置にスムーズに導き、確実に閉止することができる自動扉開閉機構をシンプルな構成で実現する殺菌装置を提供すること。【解決手段】殺菌装置1は、被処理物を収容する開口が形成される本体10と、本体の開口を開閉する開閉扉30と、開閉扉30に設けられるアーム部32と、アーム部32を支持する支持ベース62と、支持ベース62を上下に移動させることにより、本体10の開口を閉じる閉鎖位置と開口を開ける開放位置の間で開閉扉30を移動させる移動機構40と、閉鎖位置で本体10に対して開閉扉30を係合する本体側係合爪15及び扉側係合爪35と、本体側係合爪15L,15Rの上方に配置され、下方向に移動する開閉扉30の扉側フランジ31に接触し、本体側係合爪15L,15Rの係合位置に開閉扉30をガイドするガイド16と、を備える。【選択図】図3
