Inner plate type anti-blocking coal signal generating device

The invention relates to the technical field of coal conveying systems, in particular to an inner plate type anti-coal-blocking signal generating device which comprises a main plate, an inner plate type anti-coal-blocking signal generating device and an inner plate type anti-coal-blocking signal generating device. The frame is fixedly installed on the side face of the main plate, the frame comprises two frame vertical plates and two frame transverse plates, and the frame vertical plates and the frame transverse plates are fixedly connected to form a rectangle; the signal generating mechanism is installed on the main board and the frame, the signal generating mechanism comprises a movable plate, a signal generating switch and a magnet, the movable plate is movably installed at the upper end of a vertical plate of the frame, the magnet is fixedly installed on the inner side of the bottom of the movable plate, the magnet is used for enabling the signal generating switch to act, and the signal generating switch i