Multi-loading point coal flow control system

The invention relates to control of a coal mine underground transfer point unloading device and a coal flow system, in particular to a multi-loading point coal flow control system which comprises an unloading hopper, an unloading hopper opening on-off drive device and an automated control system, wherein the opening position at the bottom of the unloading hopper is articulated with a fan-shaped gate, and an unloading hopper switching-on travel switch and an unloading hopper switching-off travel switch are installed on the fan-shaped gate; the unloading hopper opening on-off drive device comprises an forward and inverse rotating roller winch installed on a top plate of a belt lane top and two fixed pulleys; a steel wire is wound on the roller winch; one end of the steel wire is fixed at the free end of the fan-shaped gate after passing through the right fixed pulley, and the other end is fixed at the free end of the fan-shaped gate after sequentially passing through the right fixed pulley and the left fixed pu