PROBLEM TO BE SOLVED: To provide a power source harness connecting structure of a working machine connecting device, which achieves automatic attachment and detachment of a power source harness.SOLUTION: The power source harness connecting structure of the working machine connecting device includes a male connector 71 provided in one of a connecting frame side harness 67 and a working machine side harness 68, a female connecter 72 which can be engaged with the male connecter 71 and is provided in the other, wherein when a connection frame 31 and a working machine 1 reach a connection position, the male connector 71 and the female connector 72 are engaged with each other in conjunction with the reaching. The male connecter 71 has a male bottom wall 75 in one back and forth-direction end side and a male guiding surface 78 tapered toward the male bottom wall 75 in the back and forth direction. The female connector 72 has a female bottom wall 80 corresponding to the male bottom wall 75 of the male connector 71 and a female guiding surface 83 to be guided in a sliding manner by the male guiding surface 78 in the engagement and each of the male connecter 71 and the female connector 72 is provided with a connecting terminal.COPYRIGHT: (C)2012,JPO&INPIT【課題】 電源ハーネスを自動的に着脱できる作業機連結装置の電源ハーネス連結構造を提供する。【解決手段】 連結枠側ハーネス67と作業機側ハーネス68の一方に雄コネクタ71を設け、他方に前記雄コネクタ71と嵌合可能な雌コネクタ72を設け、連結枠31と作業機1とが連結位置に至たるときに連動して雄コネクタ71と雌コネクタ72とを嵌合する作業機連結装置の電源ハーネス連結構造であって、雄コネクタ71は前後方向一端側に雄底壁75を有すると共に該雄底壁75に向けて前後方向に先細りとなる雄案内面78を有し、雌コネクタ71は雄コネクタ72の雄底壁75に対応した雌底壁80と嵌合時に雄案内面78に摺動案内可能な雌案内面83とを有し、雄コネクタ71と雌コネクタ72には夫々接続用の端子を設けている。【選択図】図1
