Efficient descaling device for oilfield water injection pipeline

The utility model provides an efficient descaling device for an oilfield water injection pipeline, which comprises a central rod, an annular seat is fixed on the outer wall of the circumference of the central rod, arc-shaped elastic rods are uniformly distributed on the outer wall of the circumference of the annular seat, and each arc-shaped elastic rod forms a cyclone-shaped structure; a fixing buckle is fixed to one end of the arc-shaped elastic rod, and a dirt scraping head is clamped to the inner wall of the fixing buckle. Connecting holes are formed in the side walls of the two ends of each center rod, and one end of one center rod is connected to one end of the other center rod through a splicing assembly. By arranging the center rod, the arc-shaped elastic rod, the dirt scraping head and other structures, the dirt scraping head can be driven to rotate through the arc-shaped elastic rod by utilizing rotation of the center rod, and dirt on the inner wall of a pipeline is scraped and cleaned; a user can s