TRAVELING CRAWLER DEVICE

PROBLEM TO BE SOLVED: To prevent deformation of a driven wheel shaft and a rolling wheel shaft and breakage of a bearing, etc. by eliminating mud adhered to peripheral surfaces of a driven wheel and a rolling wheel on a grounding side by a scraper to eliminate an increase of tension applied to a crawler belt.SOLUTION: A traveling crawler 1 is constituted by winding a crawler belt 7 around a driving wheel 2 transmitted with power from an axle 34 in a vehicle body rear part, the driven wheels 4, 5 journaled at front and rear end parts of a track frame 3 on the grounding side, and a plurality of rolling wheels 6, 6, 6 mounted on the front and rear driven wheels 4, 5. In the traveling crawler 1, the front and rear driven wheels 4, 5 include the scrapers 8 which are brought close to the peripheral surfaces to eliminate deposited substance such as mud.