One kind of the drilling mud scraping means

One kind of the drilling mud scraping means. Providing a simple structure, easy operation, effectively improve the efficiency and reliability of the drilling mud scraping means. Gimbal means comprising hoisting the drill string and scraper, said lifting means comprises a gimbal and a pair of cylindrical pendulum assembly, the square cylinder, said pair of pendulum assembly are symmetrically disposed in the barrel both sides of the body, the pair of the pendulum assembly are connected to the lower drill platform, so that the cylindrical body with respect to the pivot rod internet; the drill scraper is provided in the barrel, the drill blade mud scraper comprises a scraper group and a lower group; said scraper assembly comprising a scraper pneumatic valve, steel, swing cylinder, the shaft, mounts, pendulum gas source, said inflation valve scraper circular arc shaped, the pneumatic valve is fixedly connected to the scraper on the rims, the upper flap is provided with a pneumatic scraper hole, said hole communicating said gas source. The present invention improves the work efficiency, reduce labor intensity of the workers oil.