Pressure bearing plate for installing outdoor air conditioner external unit and preparation method of pressure bearing plate as well as method for installing air conditioner external unit by using pressure bearing plate for installing outdoor air conditioner external unit

The invention provides a pressure bearing plate for installing an outdoor air conditioner external unit and a preparation method of the pressure bearing plate as well as a method for installing the air conditioner external unit by using the pressure bearing plate for installing the outdoor air conditioner external unit. The pressure bearing plate can bear the pressure so that a worker can conveniently install the air conditioner external unit by staying on the pressure bearing plate outdoors, the installation speed of the air conditioner external unit is high, and the safety of the worker canbe guaranteed. According to the pressure bearing plate for installing the outdoor air conditioner external unit and the preparation method of the pressure bearing plate, a fiber net rack can play a role in reinforcing the strength of a casting block, each braided strand is formed by winding at least three glass fibers, the different braided strands form cross knots, each cross knot comprises a three-dimensional cross knot