摘要 |
PROBLEM TO BE SOLVED: To provide a front pipeline structure of a construction machine in which a device in a connecting portion of a boom of a front work machine and a vehicle body can be removed easily even without disconnecting a hydraulic hose from a hydraulic pipeline.SOLUTION: Hydraulic pipelines 38, 41 fixed to the side of a boom 31 of a front work machine 30 and a hydraulic pipeline 25 fixed to a vehicle body side are connected by flexible hydraulic hoses h2, h1, respectively, so as to pass above a device 26 which is disposed in a connecting portion. A relay member 39 is provided in the middle of the hydraulic hoses h2, h1, and the relay member 39 is mounted to the side of the boom 31 or to the vehicle body side in a freely removable manner. Thus, the device 26 located in the connecting portion between the boom 31 of the front work machine 30 and the vehicle body can be removed easily even without disconnecting the hydraulic hoses h2, h1 from the hydraulic pipelines 25, 38, 41. |