Cofferdam device for water conservancy planning, design and construction

• Main Authors: SUN LIANBO, ZHANG JIANMIN, HAN JIE, LI WEI, HUANG YANCHENG, XIANG JUN, WU GUIJIE
• Format: Patent
• Language: Chinese; English
• Published: 15.07.2022
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The utility model discloses a cofferdam device for water conservancy planning, design and construction, and belongs to the technical field of water conservancy construction devices, one end of a bottom plate is provided with a splicing groove, the bottom of the splicing groove is provided with a counterbore, the inner wall of the counterbore is sleeved with a ground nail, the inner wall of the side face of the splicing groove is provided with symmetrical limiting grooves, and the inner walls of the limiting grooves are in contact connection with limiting strips; the cofferdam device for water conservancy planning, design and construction has the advantages that the bottom plates are convenient to splice and fix, the cofferdam device is good in sealing performance, and the cofferdam device is convenient to mount and demount; and the splicing position can be rapidly fixed through the ground nails, the supporting firmness is high, the baffle can buffer extrusion force of water and soil through the buffer grooves