The fixed scraper device makes the cleaning quickly and easily. The materials tray is rotary which avoid the dead corner.
采用固定式刮料装置，且可快捷地进行拆洗，物料盘可进行旋转，从而避免了清洁死角。
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This paper introduces a kind of wind power ring for cleaning contamination on insulator surface in power system, which consists of a insulation ring, the bowls moved by wind, brush ring and scraper.