Plug-in mechanism and overhaul channel bridge

• Main Authors: CHEN SIYUAN, ZHOU JINGWEI, MA DIANXUN, SHEN JINLIANG, YAN YONGFEI
• Format: Patent
• Language: Chinese; English
• Published: 29.12.2023
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The utility model relates to the technical field of hydro-generator maintenance equipment, and discloses a plug-in mechanism and a maintenance channel bridge, comprising a base, a plug-in groove and a fixing hole; the plug-in unit comprises a shell, a plug-in rod, a limiting column, a reset spring and a U-shaped ring; the protection unit comprises a sleeve, an overload rod, an overload spring and a stress wheel; and the loading unit comprises a bottom plate, a movable plate, universal wheels, hydraulic rods and pulleys. The maintenance bridge has the advantages that the maintenance bridge is fixed through the plug-in mechanism, falling of workers caused by instability of the maintenance bridge is prevented, manual operation is not needed during recovery, unlocking is simple, the maintenance bridge can be rapidly fixed and unlocked, and time of the workers is saved; the two stacked plates are controlled through the hydraulic rods to be carried on the two sides of the platform, the wheels are arranged at the bo