The patented invention (design) of the â€œRolling Ship Activity ramp installation temporary installationâ€ is Yang Zhenmin, Liu Xiangyang, Yan Jianbin; the patented invention (design) of â€œRolling Ship Slope Door Installation Temporary Fixing Deviceâ€ is Liu Xiangyang, Yang Zhenmin, Qi Jianbin, Yu Guohua, Zhang Jiande, Tang Yanda, Yan Yinda, Li Fei, Jin Yufeng.
Compared with the prior art, the "Rolling ship active ramp installation temporary opening and closing device" only needs to be equipped with a door frame and a lifting mechanism, and the lifting mechanism can be a simple sling such as a hand pull, an electric hoist or a winch. The pulling mechanism does not need to occupy the crane, and the loss is low and the efficiency is high. "Rolling ship ramp door installation temporary fixing device", after the lifting adjustment is in place, the positioning code is provided to the ramp door by installing the support code board and the cable, and the disadvantages of using the crane as a temporary fixing device are eliminated, and the crane is greatly improved. Utilization.
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