Multi -functional portable crane boom

The utility model relates to a crane boom, more specifically relate to a multi -functional portable crane boom. A multi -functional portable crane boom which characterized in that: multi -functional portable crane boom include that the frame takes over a business evenly be provided with on the frame is taken over a business and take over a business the articulated bracing piece with the frame, beprovided with fixed support bar's fixing device on the bracing piece, central point that the frame is taken over a business puts to be provided with and takes over a business to fix the rings that areused for installing lever block that link to each other with the frame. The utility model discloses easy to assemble and retrieve, can solve the length consuming time that manual loading wire pole and some heavily loaded things exist effectively, the big scheduling problem of working strength. 本实用新型涉及种起重架，更具体地涉及种多功能便携式起重架。种多功能便携式起重架，其特征在于：所述的多功能便携式起重架包括机架顶盘，在所述机架顶盘上均匀设置有与机架顶盘铰接的支撑杆，所述支撑杆上设置有固定支撑杆的固定装置，所述机架顶盘的中心位置设置有与机架顶盘固