Small vertical station folding-jib crane

The invention discloses a small vertical station folding-jib crane. The small vertical station folding-jib crane comprises a vertical column, a main rotary arm, a secondary rotary arm and a lifting executing assembly, wherein the side edge of the upper end head of the vertical column is provided with a supporting plate of the main rotary arm, the lower end of the vertical column is connected with foundation, one connection end of the main rotary arm is arranged on the supporting plate of the vertical column through a rotary shaft, the other end of the main rotary arm is connected with a connection end of the secondary rotary arm through the rotary shaft, and the other end of the secondary rotary arm is fixedly provided with a connection component of the lifting executing assembly. After the crane is assembled, the main rotary arm and the secondary rotary arm can relatively swing so that a lifting operation can be conveniently conducted in any point within an operation range. The small vertical station folding