Necking beam of transformer substation steel framework

• Main Authors: ZHAO LINHANG, LIU GUOFENG, HOU SENCHAO, CHEN XU, YANG ZHIWEI, ZHU PEIJIE, KANG DONGHUA, LIU HUAN, ZHANG WEI, FENG MENG
• Format: Patent
• Language: Chinese; English
• Published: 23.12.2022
• Subjects: BUILDING; BUILDING MATERIALS; BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; CEILINGS; FENCING; FIXED CONSTRUCTIONS; FLOORS; GENERAL BUILDING CONSTRUCTIONS; INSULATION OR OTHER PROTECTION OF BUILDINGS; MASTS; ROOFS; STRUCTURAL ELEMENTS; SWIMMING OR SPLASH BATHS OR POOLS; TENTS OR CANOPIES, IN GENERAL; WALLS, e.g. PARTITIONS

The necking beam of the transformer substation steel framework comprises an upper chord member and a lower chord member, the lower chord member comprises a straight chord member and a necking rod, the straight chord member is parallel to the upper chord member, one end of the necking rod is connected with the straight chord member, the other end of the necking rod inclines inwards, and an included angle alpha is formed between the axis of the necking rod and the axis of the straight chord member, connecting assemblies are arranged at the lower ends of the upper chords at intervals in the axis direction, each connecting assembly comprises two upper connecting plates, the straight chords and the necking rods are provided with lower connecting plates corresponding to the upper connecting plates, the upper connecting plates and the lower connecting plates are connected through angle steel, the two upper connecting plates are arranged in a splayed shape in the axial direction, and the ends, with small openings, of