Two cross arms are with preventing that bird keeps off case convenient to on -site Assembly

The utility model relates to an electric power industry makes somebody a mere figurehead distribution lines electrical safety class auxiliary assembly, and specifically speaking is a two cross arms are with preventing that bird keeps off case convenient to on -site Assembly. Present bird repellent device exists that birds easily adapt to, protecting area is little, be not suitable for two cross arm scheduling problems. The utility model discloses technical scheme includes curb plate and bottom plate, the the hinge mechanism of triangle -shaped end plate, rectangle, the hinge mechanism is the articulated connection of two hinge monomers, and each hinge monomer all is equipped with and is used for the cartridge the draw -in groove of end plate, curb plate and bottom plate, the hollow triangular prism structure box of constitution is connected through a plurality of the hinge mechanism to end plate, curb plate and bottom plate. The utility model has the advantages of simple and reasonable structure, low cost is convenient for according to two cross arm sizes of shaft tower, and the field fabrication of being convenient for, electrified installation and circuit overhaul to be dismantled, the shuan liang upper portion of fixing at the cross arm occupies the space that the nest was taken to birds, realizes driving in order to hinder generation, and ridge shape top that its two blocks of curb plates formed effectually prevents that birds from nesting.