Special polishing device suitable for spent fuel dry storage sealed storage tank

• Main Authors: XIAO ZHONGPENG, LI DINGYU, LIU TAIHONG, YUAN YANMING, SHAN GUANGFANG, ZHENG HAIQUAN, WANG WEI, MENG ZHAOYANG, WANG ZHIYUAN, JIA ZHIHUI, CHEN QI, GE KEDANG, ZHANG ZHAOBO, XIAO ZHENDONG, CAI SISAN
• Format: Patent
• Language: Chinese; English
• Published: 26.07.2022
• Subjects: DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS; GRINDING; MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; PERFORMING OPERATIONS; POLISHING; TRANSPORTING

The utility model belongs to the technical field of nuclear power station spent fuel dry storage, and particularly relates to a special polishing device suitable for a spent fuel dry storage sealed storage tank, a base is arranged for fixed storage, and four sets of fixing clamps are installed and used for fixing an inner cover plate or an outer cover plate of the sealed storage tank. The inner cover plate or the outer cover plate is designed by designing the double-interlayer support, the stability of the fixing clamp and the storage safety of the inner cover and the outer cover are improved, and hoisting operation is facilitated. 本申请属于核电站乏燃料干法贮存技术领域，具体涉及一种适用于乏燃料干法贮存密封储存罐的打磨专用装置，设置底座进行固定存放，安装4组固定夹具，用于固定密封储存罐的内盖板或外盖板。通过设计双夹层支架设计内盖板或外盖板，增加了固定夹具的稳定性以及内外盖存放的安全性，且方便进行吊装作业。