Protective structure for edge horizontal hole

The utility model discloses an edge horizontal opening protection structure which comprises a shaping protection standardized fence which is obliquely erected above a horizontal opening, and the top end of the shaping protection standardized fence is hung on a transverse keel of a shear wall formwork on the peripheral side of the horizontal opening through a plurality of bent hooks arranged at intervals. The bottom end of the shaping protection standardized fence abuts against a floor slab on the edge of the horizontal hole through a limiting telescopic joint installed in a sliding mode, and the shaping protection standardized fence is fixedly connected with the limiting telescopic joint through a locking bolt. The fixing device is simple in structure, convenient to assemble and disassemble and safe and reliable in connection, the extending length of the limiting telescopic joint can be correspondingly adjusted according to the size of the horizontal hole and the set height of the transverse keel, and it is g