Large/medium-caliber water feeding pipe cleaning device

The invention provides a large/medium-caliber water feeding pipe cleaning device. The large/medium-caliber water feeding pipe cleaning device is characterized by comprising a shell; a walking system is arranged below the shell; a detachable annular tool bit is arranged at the front end of the shell; an annular steel wire brush is connected out of the annular tool bit; the annular tool bit is connected with a driving motor; and a high-pressure water gun is arranged on the back upper side of the annular steel wire brush. The large/medium-caliber water feeding pipe cleaning device has the beneficial effects of little damage on pipe walls, low water consumption, low secondary pollution on pipes, high removal rate of growth rings, capability of removing harder growth rings and adaption to large and medium water feeding pipes with different calibers. The large/medium-caliber water feeding pipe cleaning device is simple in structure, convenient for operation and low in workload of constructors. 本发明提供了种大中口径给水管道清洗装置，采