MANHOLE COVER STRUCTURE FOR SHIP

The present invention relates to a manhole cover structure for a ship which can open and close a manhole of a storage tank. According to one embodiment of the present invention, the manhole cover structure for a ship comprises: a manhole cover main body configured to cover a manhole of the storage t...

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Bibliographische Detailangaben
1. Verfasser: KIM HAN YOUL
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:The present invention relates to a manhole cover structure for a ship which can open and close a manhole of a storage tank. According to one embodiment of the present invention, the manhole cover structure for a ship comprises: a manhole cover main body configured to cover a manhole of the storage tank and having an opening; an extension member formed to be extended from an outer circumferential surface of the opening of the manhole cover main body and having an extension member flange unit at an upper end; an opening and closing flange having an opening flange unit and a closing flange unit connected through a connection shaft; and cover members configured to be coupled to the extension member flange unit while having the opening and closing flange therebetween. 본 발명은 저장 탱크의 맨홀을 개폐할 수 있는 선박용 맨홀 커버 구조체에 관한 것이다. 본 발명의 일 실시예에 따른 선박용 맨홀 커버 구조체는, 저장 탱크의 맨홀을 덮을 수 있도록 구성되며, 개구부가 형성된 맨홀 커버 본체; 상기 맨홀 커버 본체의 상기 개구부의 외주연으로부터 연장하도록 형성되며, 상단에 연장부재 플랜지부를 갖는 연장부재; 연결축에 의해 연결된 개방 플랜지부와 폐쇄 플랜지부를 포함하는 개폐 플랜지; 및 상기 개폐 플랜지를 사이에 두고 상기 연장부재 플랜지부에 결합되도록 구성된 덮개 부재를 포함할 수 있다.