Patent ID: 11867037
Assignee: ZHEJIANG OCEAN UNIVERSITY
Field: Civil engineering (Other fields)
Classification: CPC E  Y | IPC E

Claim 3:
4. The experimental apparatus of claim 3, wherein an inclined surface is provided on the first plug (31) next to the first anti-movement component (33); a first ring groove (312) is arranged around the-surface of the first plug (31) connected with the inner wall of the clamping body (310); a second sealing ring (313) is provided in the first annular groove (312); a sealing auxiliary member (311) is provided in a space formed by the first annular groove (312) and an inner wall surface of the clamping body (310); the sealing auxiliary members (311) extend into the first plug (31), and the sealing auxiliary members (311) in the first plug (31) are connected to each other; the sealing auxiliary members (311) consists of sealing strips.