Ultra-deep vertical shaft channel ladder cage convenient to construct

The utility model relates to an ultra-deep vertical shaft channel elevator convenient to construct, and relates to the technical field of vertical shaft construction, the ultra-deep vertical shaft channel elevator convenient to construct comprises a plurality of elevator units which are erected together and detachably connected through a connecting assembly, the connecting assembly comprises two positioning plates which are arranged on the elevator units at intervals, and the positioning plates on the two elevator units are erected together; and the positioning screw rod penetrates through the two positioning plates and is in threaded connection with a positioning nut which abuts against the positioning plates. The two positioning plates are erected together, then the positioning screw rods penetrate through the two positioning plates, then the positioning nuts are connected to the positioning screw rods in a threaded mode, so that the two elevator cage units are fixedly connected together, then the elevator