Patent ID: 9637888
Date: 2017-05-02
CPC Classifications: E02F

Claim:
1. A construction machine comprising: a body; a swing post which is attached to the body and which can swing a left/right direction; a working device which is attached to the swing post and which includes a plurality of hydraulic cylinders and a boom; a counterweight which is disposed in a rear part of the body to secure weight balance with the working device; and a hydraulic hose which extends upwards between a pair of opposite side plates of the swing post and through which pressure oil for driving one of the plurality of hydraulic cylinders of the working device is guided and which includes a first expansion section that is an upper side of the hydraulic hose and expands toward a structure disposed in a position on a front face of the body and a second expansion section that is a lower side of the hydraulic hose and expands toward a specified hydraulic cylinder among the plurality of hydraulic cylinders, which specified hydraulic cylinder has one end connected to the swing post, wherein a guide plate having an inclined plate portion is provided on the swing post, the guide plate is disposed between the structure and a portion where the boom is connected to the swing post, and the hydraulic hose is arranged between the guide plate and the portion where the boom is connected to the swing post, and the guide plate guides the hydraulic hose downwards by the inclined plate portion while restricting the hydraulic hose from moving to approach the structure disposed in the position on the front face of the body when the first expansion section of the hydraulic hose attempts to expand toward the structure due to driving of the working device.