Photovoltaic panel array erecting tower

The utility model provides a photovoltaic panel array erection tower, relates to the field of photovoltaic panel installation, and aims to solve the problems that when an existing photovoltaic panel array erection tower is used, the bottom of the existing photovoltaic panel array erection tower is prone to generating gaps and loosening, and the existing photovoltaic panel array erection tower is lack of a structure capable of automatically enhancing the fixing effect, the photovoltaic panel array erection tower comprises a pressing piece which is of a rectangular structure, and the pressing piece is installed above a bottom plate. The pressing piece is located over the moving groove, the two sides of the bottom of the pressing piece are each slidably connected with a stress block, and each stress block is of a wedge-shaped structure. During use, the pressing piece continuously moves downwards by means of the gravity of the pressing piece and makes contact with the stress block, due to the fact that the contac