Vehicle luggage rack mounting assembly and automobile

The invention provides a vehicle luggage rack installation assembly and an automobile. The vehicle luggage rack installation assembly comprises an installation support reinforcing piece made of a non-metal material and an installation support connected with the installation support reinforcing piece in a clamped mode. The nut is fixedly connected with the mounting bracket; bonding glue is arranged on one side, deviating from the mounting bracket, of the mounting bracket reinforcer; the bonding glue is used for being connected with an automobile top cover in a bonding mode. The mounting bracket stiffener has a through-hole that can communicate with the nut. According to the technical scheme, the structural strength of the whole vehicle luggage rack installation assembly is enhanced by clamping the installation support reinforcing piece made of the non-metal material with the installation support, meanwhile, the use of metal materials is reduced, and the metal materials are saved. In addition, through the bondi