Rust-proof structure for transmission part of outdoor 40.5 KV vacuum circuit breaker

The utility model belongs to the technical field of vacuum circuit breaker rust prevention, and particularly relates to an outdoor 40.5 KV vacuum circuit breaker transmission part rust prevention structure. The rust-proof structure of the outdoor 40.5 KV vacuum circuit breaker transmission part comprises a cross beam, a plurality of large plates arranged above the cross beam, and lifting rings arranged on two sides above the cross beam, and is characterized in that bolt holes of the large plates are internally coated with first adhesive layers, the large plates and the cross beam are connected and fixed through hexagonal flange face bolts, and the first adhesive layers are coated with second adhesive layers. The hexagonal flange face bolt extends into the cross beam and is fixed with the cross beam through a flat washer and a nut, the periphery of a bolt hole for installing the lifting ring is coated with a second glue layer, and ventilation openings are formed in the left side and the right side of the cross