| 摘要 |
A right front housing cover (17) is arranged in the right side of a working mechanism (4), and a first control valve (21) is arranged in a front portion side of a valve accommodation room (18) that is covered with the right front housing cover (17). Further, a signal control valve block (34) is arranged in the back side of the first control valve (21) and in the upper side of the first control valve (21), and a solenoid valve (35) is arranged in the back side of the signal control valve block (34) . A front surface plate (17C) forming part of the right front housing cover (17) has a lower side inclined surface portion (17C4) that is inclined in an oblique downward direction toward the forward side, and the lower side inclined surface portion (17C4) is arranged along a virtual line (B-B) that extends in an oblique downward direction through a front end portion (22B) of the first control valve (21) and a front end portion (34C) of the signal control valve block (34). |
