Patent ID: 11952768
Assignee: NORTH CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 6:
7. The fabricated concrete connection structure according to claim 5, wherein the lifting part comprises a threaded rod (43), one end of the threaded rod (43) being rotatably connected to the side wall of the fixed plate (40), and the other end of the threaded rod (43) being rotatably connected to the center of the fixed support (37); a middle portion of the threaded rod (43) being fixedly connected to a second bevel gear (42), the second bevel gear (42) being meshed with a first bevel gear (41), a middle portion of the first bevel gear (41) being fixedly connected to an adjustment pin (32), and the adjustment pin (32) penetrating through a side wall of the fifth sleeve pipe (31) and a side wall of the sixth sleeve pipe (36); and
one side, close to the fixed support (37), of the threaded rod (43) being threadedly connected to a threaded sliding block (44), a side wall of the threaded sliding block (44) being slidably connected to the inner wall of the seventh sleeve pipe (38), one side, away from the second bevel gear (42), of the threaded sliding block (44) being fixedly connected to a plurality of push rods (25) at equal intervals along a circumference, the push rods (25) penetrating through the fixed support (37), end portions of the plurality of push rods (25) being fixedly connected to one side of a same third sliding block (35), a side wall of the third sliding block (35) being slidably connected to the inner wall of the fifth sleeve pipe (31), and the other side of the third sliding block (35) being fixedly connected to the second reinforcing steel joint (22).