Hinge assembly structure of vehicle armrest

The utility model relates to the technical field of armrest hinges, and particularly discloses a hinge assembly structure of a vehicle armrest, which comprises an armrest cover main body, the hinge assembly is arranged on one side of the armrest cover main body, and the hinge assembly controls opening and closing of the armrest cover main body; and the speed reduction assemblies are arranged on the hinge assembly, the number of the speed reduction assemblies is two, and the speed reduction assemblies are used for stopping the handrail cover main body from quickly bouncing. According to the utility model, the arm of a driver can be hit at the moment that the armrest cover is bounced off, and the safety can be influenced when the driver hits the arm during driving, so that the speed reduction assembly is arranged at the connecting part of the hinge assembly and the armrest cover main body, and the armrest cover is limited at the just open position through the speed reduction assembly at the moment that the armr