Integrated thermal insulation external wall panel

The utility model provides an integrated thermal insulation external wall panel, and belongs to the technical field of thermal insulation external wall panels. Comprising an external wall panel body and a mounting mechanism, the external wall panel body comprises four external wall panels and four heat preservation parts, the mounting mechanism comprises four fixing parts and four clamping parts, and one ends of the outer walls of the four external wall panels are fixedly connected with the inner walls of the included angle ends of the four fixing parts correspondingly. The outer wall boards can be assembled together and fixed to the outer wall of a base layer wall body, then a plurality of fixing bolts penetrate through a plurality of bolt grooves formed in the surfaces of the transverse boards and the vertical boards to be inserted into the base layer wall body, and the aim of installing the outer wall boards is achieved. And through clamping connection of the clamping grooves and the protruding blocks amon