Mounting bracket assembly for vehicle head-up display equipment and vehicle

The utility model discloses an installation support assembly for a vehicle head-up display device and a vehicle. The installation support assembly comprises a first support, a head-up display support, a second support and a supporting piece. The first support is connected with a vehicle body. The head-up display bracket defines a mounting groove suitable for accommodating head-up display equipment, and the head-up display bracket is connected with the first bracket towards the end part of the first bracket; the second support is suitable for being connected with a steering column of the vehicle, and the second support is arranged at the bottom of the head-up display support and right faces the mounting groove in the height direction. The supporting piece is arranged between the first support and the second support and/or the supporting piece is arranged between the second support and the head-up display support. According to the installation support assembly for the vehicle head-up display device, the support