Grate cleaning mechanism for sintering machine trolley

The utility model discloses a sintering machine trolley grate bar cleaning mechanism which comprises a movable rack, a rotatable cleaning roller is arranged at one end of the rack, a plurality of installation strips are arranged on the cleaning roller in the circumferential direction, detachable long brushes and short brushes are arranged on the installation strips, the long brushes and the short brushes are arranged at intervals, and the long brushes and the short brushes are arranged on the rack. A collecting device used for collecting dust is arranged at the other end of the machine frame, and the long brush and the short brush are fixedly connected with the mounting strip through pins convenient to disassemble. The long brush and the short brush which are detachable are arranged on the cleaning roller, when the long brush and the short brush are abraded after working for a long time, a worker can conveniently detach and replace the long brush and the short brush, and therefore time needed by replacement i