The utility model relates to a conveyor scraper and a scraper conveyor, and belongs to the field of conveying equipment. According to the technical scheme, the scraper of the conveyor comprises a striker plate, a cavity is formed in the striker plate, an opening is formed in the position, at the top of the striker plate, of the cavity, a heightening plate is installed in the opening, the upper portion of the heightening plate is higher than the opening, a pushing mechanism is arranged at the bottom of the inner wall of the striker plate, and the pushing mechanism can drive the heightening plate to ascend. According to the scraper of the conveyor, the opening is formed in the striker plate, the heightening plate capable of ascending and descending is installed, the area of the scraper of the conveyor can be increased upwards, and then the conveying efficiency of the scraper conveyor can be improved.