High altitude construction car working bucket support frame

The utility model discloses a high altitude construction car working bucket support frame, top -down contains in proper order: supporting plate assembly, flexible outer pipe assembly, telescoping inner tube subassembly, spring, safety cover, base. Working bucket can effectively be put up to the backup pad. In the flexible outer pipe assembly of telescoping inner tube subassembly cover disposed on,provide ascending holding power by the flexible outer pipe assembly of spring -supported. The spring can alleviate the high altitude construction car and travel the in -process and to working bucket's amplitude, play the absorbing effect jolting. Flexible outer pipe assembly is simple and convenient with telescoping inner tube subassembly and spring three direct mount, only needs simple cover toestablish and does not need too much retaining element. Flexible outer pipe assembly can direct cladding be lived to the safety cover, prevents that flexible outer pipe assembly breaks away from. 本实用新型公开种高空作业车工作斗支撑架，自上而下依次包含：支