Auxiliary fascia console rear support assembly stable in installation and capable of preventing looseness

The utility model discloses an auxiliary fascia console rear support assembly stable in installation and capable of preventing looseness, which comprises two support plates, an installation plate is installed between the two support plates, and locking mechanisms are arranged outside the support plates; the locking mechanism comprises fixing columns symmetrically installed outside the supporting plate, ratchet grooves are formed in the outer portions of the fixing columns, limiting rings are slidably connected to the outer portions of the fixing columns, connecting rods are jointly installed between the two limiting rings, a connecting plate is installed between the two connecting rods, and hinge seats are installed on the sides, away from the connecting rods, of the limiting rings. A ratchet plate meshed with the ratchet groove is rotationally connected into the hinge seat, a spring is jointly installed between the ratchet plate and the limiting ring, and an installation adjusting assembly is arranged outsid