Buckle type river channel sealing pressure well lid

• Main Authors: JIANG WEN, XIANG LEILEI, SHI GUORUI, HUANG JINGSHI, SUN YUPENG, QU NAIBO, ZHOU JIANSEN, ZHAI CHAO, WANG CHUNSHENG, XIANG ZIYUN
• Format: Patent
• Language: Chinese; English
• Published: 03.11.2020
• Subjects: CESSPOOLS; EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SEWERAGE; SEWERS; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES; WATER SUPPLY

The utility model discloses a buckle type riverway sealing pressure well lid which comprises a well edge made of concrete materials, a step face is formed at the upper end of the well edge in a pouring mode, a mortar layer is poured on the step face, a well seat is poured in the mortar layer, a supporting face is arranged at the upper end of the well seat, and the supporting face is arranged on the lower end of the well seat. A flange part is arranged at the edge of the outer side of the supporting surface, and a clamping groove is formed in the inner side of the flange part; a cover is supported on the supporting face, the cover is in transition fit with the inner diameter of the flange part, two buckle pieces are arranged on the outer wall of the cover, an inlet groove matched with the buckle pieces is formed in the top of the flange part, the buckle pieces enter the clamping groove through the inlet groove, and after the cover is rotated, the buckle pieces are clamped into the clamping groove. The buckling