Connector locking construction for a connector receptacle of an automotive electrical connection box

摘要

A locking construction is provided to readily fix a connector receptacle of a junction box and a connector by inertial locking. The connector receptacle includes upper and lower casings 12, 11 that are made of polypropylene added with glass and talc. A connector receptacle 14 projects from the upper casing 12 and a connector 16 connected with an end of a wire is fitted into the connector receptacle 14 to lockingly fix the connector and the receptacle. A lock claw 20 having a slanted surface and a horizontal surface located below the slanted surface projects from the upper end of an inner surface of the connector receptacle. A locking portion 22 having a locking beam 22c having upper and lower surfaces which are horizontal surfaces 22e, 22f is provided on an outer surface of the connector 16 to be fitted into the receptacle 14 so that the connector 16 and the receptacle 14 are fixed by inertial locking. Further, a side wall 15a of the receptacle 14 where the lock claw 20 projects is made thinner and longer than the other side walls 15b.