Scratch-proof mechanism and plow discharger

The utility model discloses a scratch-proof mechanism and a plow discharger, and belongs to the technical field of coal ploughs. The bearing part comprises a main beam, auxiliary beams arranged on the two sides of the main beam and a connecting column arranged on the main beam; the coulter part comprises a plowshare arranged at the top end of the main beam and a connecting groove formed in the plowshare; the protection component comprises a ball head assembly arranged at the top end of the plowshare and a sealing plate arranged at the bottom of the ball head assembly. According to the coal plough, the ball head assembly is arranged at the plowshare, when the coal plough is placed on a conveying belt to unload coal, the plowshare of the coulter component is blocked by a ball head, the ball head is not scoured by coal materials any more, the plowshare cannot be scoured to be too sharp, and the situation that the plowshare scratches the conveying belt is avoided. 本实用新型公开了一种防划伤机构及犁式卸料器，属于犁煤器技术领域。本实用新型包括承载部件，包括主梁以