Dual-arm supported direct-current thawing access combination hardware fitting

The invention discloses a dual-arm supported direct-current thawing access combination hardware fitting. The hardware fitting comprises a tubular bus bar, wherein the tubular bus bar is fixed with a static contact; leading wires for leading a high current on the tubular bus bar out are arranged on the two sides of the tubular bus bar; the tubular bus bar is connected with a post insulator by a fixing hardware fitting; the post insulator and an upper connecting plate on a supporting bracket are fixed together by a bolt; the supporting bracket is connected with an equipment bracket by a lower base plate; a counter weight piece is arranged in a right inner wall of the tubular bus bar; external end-capping balls are arranged at the two ends of the tubular bus bar; and a shielding ring is fixed with the upper connecting plate of the supporting bracket by a connecting plate on an inside tube wall by using a bolt. The hardware fitting has the characteristics of large suitable current range, improvement on the weight