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我站一台日本新泻NCP11FB型混凝上泵车在马钢平炉改转炉工程施工中,臂架泵突然失灵,同时,大量液压油从带动臂架泵驱动的分动箱的加油口处冒出。将该臂架泵拆卸后发现,柱塞的回程盘碎裂,滑履与缸体出现较为严重的磨损,并且油封已经损坏,从而造成该泵完全损坏。
I stand a Nippon Nippo NCP11FB type of concrete pump truck in the Masteel furnace converter construction project, the boom pump suddenly failed, at the same time, a large number of hydraulic oil from the jib pump drive transfer tank refueling mouth Out The boom pump disassembled and found that the plunger return stroke disk fragmentation, slipper and cylinder appear more serious wear and tear, and the oil seal has been damaged, resulting in the pump completely damaged.