CONCRETE-LINED HDPE PIPE REPAIR DEVICE

A concrete-lined HDPE pipe repair device. The device comprises a main housing (1); and a cleaning assembly (2), wherein the cleaning assembly (2) comprises a high-pressure water pipe (21), which is rotationally connected in the main housing (1) in a penetrating manner; an input end of the high-pressure water pipe (21) is in communication with an output end of an external high-pressure water pump; a rotating disc (22) is fixed at an output end of the high-pressure water pipe (21); several supporting rods (23) are annularly arranged in an array on a circumferential side wall of the rotating disc (22); scrapers (24) are fixed to the supporting rods (23); recesses are provided in the middle of the scrapers (24); and water gun spray heads (25) are mounted in the recesses. L'invention concerne un dispositif de réparation de tuyau HDPE revêtu de béton. Le dispositif comprend un boîtier principal (1) ; et un ensemble de nettoyage (2), l'ensemble de nettoyage (2) comprenant un tuyau d'eau à haute pression (21), qui es