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主要特點Main Feature:

◎ 有限元程序優化、高強度鋼板制作、強勁有力的吊臂結構；

◎ 吊臂在-35～75°范圍內作業，可以直接將重物吊放至車廂的前部；

◎ 能減小起重機底座和汽車大梁扭轉應力的三點橋式支撐；

◎ 靠兩個變幅油缸和伸縮油缸的交替伸縮實現重物提升和下放，安全可靠；

◎ 大跨度的剛性H形支腿；

◎ 多種安全保護裝置和指示裝置。

◎ 穩定大動力且具有自鎖性能的360°連續回轉系統；

◎ Optimized with finite element program, manufactured with high strength steel plate, powerful boom structure;

◎ While operation within -35°～75°boom may put the weights directly in the front of vehicle frame;

◎ Triple bridges support can reduce the torsion stress produced by chassis and beam of crane;

◎ Hydraulic lifting system designed for strong power and safety-axial-piston motor and reducer with brake lining;

◎ Large span of H-shaped steel outrigger;

◎ Many kinds of security and instruction devices.

SQ4ZB2可以匹配的汽車底盤Optional Chassis for SQ4ZB2