Hoisting device and hoisting system for derrick special for shaft hoisting

The embodiment of the utility model provides a hoisting device and a hoisting system for a special derrick for hoisting a shaft, and belongs to the field of constructional engineering. The hoisting device comprises two base steel plates, the side faces of the two base steel plates are oppositely arranged, and a plurality of connecting holes are formed in the bottoms and the tops of the base steel plates; the group of pulleys are arranged between the two base steel plates, and the two sides of the pulleys are rotationally connected with the side surfaces of the base steel plates; the first connecting bolt penetrates through the two base steel plates so as to connect the two base steel plates; the at least one first connecting plate is arranged below the base steel plates and is rotationally connected with the bottoms of the two base steel plates; the top of each connecting piece is rotationally connected with the bottom of the corresponding first connecting plate, and the bottom of each connecting piece is con