The invention discloses a deck embedded type weather tight shielding fireproof hatch cover which comprises a deck, a hatch ring wall, a hatch cover plate and a locking device. A hatch is defined by the hatch annular wall. The hatch cover plate is flush with the deck, and the hatch cover plate covers the upper side of the hatch ring wall in a sealed mode. The locking device locks the hatch cover plate on the hatch ring wall; a sinking groove is formed in the deck, a spring hinge is installed in the sinking groove, one end of the hatch cover plate is connected with the spring hinge through a swing arm, and under the condition that the locking device is unlocked, the hatch cover plate swings around the spring hinge along with the swing arm; and the fireproof and sealing performance can be obviously improved.
本发明公开了一种甲板埋入式风雨密屏蔽防火舱口盖,包括甲板、舱口环壁、舱口盖板和锁紧装置;舱口环壁的围合范围是舱口;舱口盖板与甲板相平,且舱口盖板密封盖于舱口环壁上侧;锁紧装置将舱口盖板锁定在舱口环壁上;甲板上设置有下沉槽,下沉槽内安装有弹簧铰链,舱口盖板的一端通过摆臂连接弹簧铰链,在锁紧装置解锁的情况下,舱口盖板随摆臂绕弹簧铰链摆动;能显著提高防火和密封性能。
Deck embedded type weather tight shielding fireproof hatch cover and working method
一种甲板埋入式风雨密屏蔽防火舱口盖与工作方法
2024-10-18
Patent
Electronic Resource
Chinese
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