Copper waterstop repairing structure for peripheral seam of concrete faced rockfill dam

• Main Authors: LI BING, WANG JUNLI, LIU ZHOUQI, WAN KECHENG, LI SILEI, WANG JIAYUAN
• Format: Patent
• Language: Chinese; English
• Published: 09.08.2024
• Subjects: FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING

The utility model discloses a copper waterstop repairing structure for a peripheral seam of a concrete faced rockfill dam, belongs to the technical field of repairing of seams of concrete faced rockfill dams, and can solve the problems that the workload is huge, the time consumed by workers is long, and the welding quality is difficult to guarantee due to an existing large-range multi-part local'patching 'welding mode. The structure comprises a copper water stop, the copper water stop comprises a copper nose, one side of the copper nose is connected with a first flange, and the other side of the copper nose is connected with a second flange bent in the direction opposite to the copper nose; the leveling unit is laid on the to-be-repaired face of the concrete faced rockfill dam and used for adjusting the flatness of the to-be-repaired face; the second flanges are attached to the leveling units; the flattening piece is attached to the second flange and used for flattening the second flange; and the fixing unit