Anti -falling device of inspection shaft

The utility model relates to an anti -falling device of inspection shaft, wherein, the annular is used for the collar cover, the fluting is used for installing the pendant, after the one end of pendant is hitched the hook -type with the ring and is connected, and fix back on the base through the filling layer with the pendant, the ring cover can be fixed the pendant on the base effectively, prevent the pendant to break away from the base in the use and lose the effect that the net is prevented weighing down in the installation, thereby it plays and prevents the guard action that falls to playto prevent weighing down the net, and simultaneously, pendant and ring cover, the pendant all adopts the couple formula to be connected with preventing the weight net, and easy to install. 本实用新型涉及种检查井的防坠装置，其中，环槽用于安装环套，开槽用于安装挂件，当挂件的端与环套挂钩式连接后，并通过填充层将挂件固定在底座上后，环套能有效地将挂件固定在底座上，防止挂件在使用过程中脱离底座而失去安装防坠网的作用，从而起防坠网起到防坠落的保护作用，同时，挂件与环套，挂件与防坠网均采用挂钩式连接，方便安装。