Quick response jumping and stopping device for chain breakage of scraper of reclaimer

The utility model discloses a material taking machine scraper broken chain rapid reaction jumping stop device which comprises a driving motor, a driving rotating shaft is connected to the front face of the driving motor in a sleeved mode, a transmission hinge is connected to the side face of the driving rotating shaft in a sleeved mode, a scraper rotating shaft is connected to the side face of thetransmission hinge in a sleeved mode, and a scraper shell is fixedly arranged on the back face of the scraper rotating shaft. An alarm is fixedly arranged at the top end of the scraper shell, an anti-collision layer is connected into the scraper shell in a clamped mode, a material taking groove is fixedly formed in the anti-collision layer, and through a pressure switch, a fixing ring, a drivingmotor, a transmission hinge and the alarm, the pulling force of the obliquely-arranged transmission hinge on a scraper rotating shaft is canceled during chain breaking; the pressure of the scraper blade rotating shaft to the f