The invention discloses a temporary auxiliary hole cover plate hinge. The temporary auxiliary hole cover plate hinge comprises two groups of hinges, each group of hinges comprises a first hinge and a second hinge, one end of the first hinge is fixed to an auxiliary hole cover plate, the other end of the first hinge is correspondingly fixed to one end of the second hinge through an upper bolt, a lower bolt and nuts, and the other end of the second hinge is fixed at the edge of an auxiliary hole. The temporary auxiliary hole cover plate hinge is easy and convenient to install, convenient to use and safe and reliable to operate, materials are saved, structural paint damage caused by redundant welding is avoided, and cost is saved.
本发明公开了一种临时工艺孔盖板铰链,包括两组铰链,每组铰链包括第一铰链和第二铰链,所述第一铰链的一端固定在工艺孔盖板上,另一端通过上下两个螺栓、螺母分别固定在第二铰链的一端,所述第二铰链的另一端固定在工艺孔的边缘。本发明一种临时工艺孔盖板铰链,安装简便,使用方便,操作安全可靠,节省材料,避免多余焊接造成结构油漆破坏,节省成本。
Temporary auxiliary hole cover plate hinge
临时工艺孔盖板铰链
2021-04-09
Patent
Electronic Resource
Chinese
Ship temporary auxiliary hole opening and resealing method
European Patent Office | 2021
|Trepanning operation method for temporary auxiliary hole of ship
European Patent Office | 2021
|