Transmission line concrete pole reinforcing apparatus for solve and consolidate inconvenient problem after transmission line concrete pole damages. It includes a plurality of staple bolts and bracing piece, the staple bolt comprises two butt joint complex arcs, the arc is half -circular arc's metal sheet the both ends of arc are equipped with the otic placode respectively, two mated arcs wherein a set of correspond to rotate between the end connect or carry out detachable and connect, another groups of two mated arcs corresponds and carries out detachable between the end and connect, it is a plurality of the setting is adjusted from top to bottom well to the staple bolt, and a plurality of link together through a plurality of bracing pieces between the staple bolt. This reinforcing apparatus passes through the crackle department of staple bolt cover tightly at the concrete pole to prevent the expansion of crackle department. Be in the same place through bracing piece fixed connection between a plurality of staple bolts for a plurality of staple bolts become a whole. This reinforcing apparatus can realize the firm reinforcement to the concrete pole, guarantees the structural strength of the concrete pole after the damage, guarantees power line's normal operating.