filter device of small turning type small hydraulic excavators

摘要

PROBLEM TO BE SOLVED: To provide a filter device for a construction machine, achieving labor saving of cleaning work of a filter.;SOLUTION: A filter device for a construction machine includes: a filter 36 which covers a cooling air upstream side of a heat exchanger 24 cooled by cooling air; a support mechanism which supports the filter 36 in free displacement inside an engine room 17; and a tray 37 which is arranged on a cooling air upstream side to the arrangement position of the filter 36 inside the engine room 17 and collects powder dust 70 falling from the filter 36. The support mechanism comprises: a frame 38 holding the filter 36 and provided with a revolving shaft 38a; a bearing bracket 41A for bearing the revolving shaft 38a; a lock mechanism 42A for regulating the displacement of the frame 38 in a locking state and allowing the frame 38 to displace in an unlocking state.;COPYRIGHT: (C)2013,JPO&INPIT