Passenger vehicle luggage trunk hinge mechanism

The utility model relates to a hinge member of a passenger car trunk, which comprises a hinge assembly and an elastic element. The said hinge assembly comprises a fixing pedestal, a hinge motion arm, and a spring installing bracket; wherein the fixing pedestal and the hinge motion arm are connected by a pin and form a revolving joint, the fixing pedestal of the hinge assembly is connected by a bolt and fixed in the automobile body, the hinge motion arm is also connected by a bolt and fixed in the internal plate of the trunk cover. The said elastic element adopts a spiral type draught spring; wherein one end of the spring is hanged in the spring installing bracket of the hinge assembly, the other end is hanged in the taillight installing bracket. On the premise of meeting the use requirements, the utility model has the advantages of convenient manufacturing and processing, low cost, reliable quality and simple installation.