Anti-loosening photovoltaic support

The utility model discloses an anti-loosening photovoltaic support, and relates to the technical field of photovoltaic supports, the anti-loosening photovoltaic support comprises a mounting rack and a photovoltaic panel, one side of the mounting rack is provided with a supporting rack, and the top of the supporting rack is connected with a fixing rack through a rotating shaft. When the anti-loosening photovoltaic support is used, a pull rod can be pulled to drive a rotating rod to rotate through a connecting rod, a clamping block on one side of the rotating rod is contracted into a fixing block, then a photovoltaic panel can be placed on a fixing frame, then the pull rod is pushed reversely, the rotating rod rotates reversely again, and then the photovoltaic panel is placed on the fixing frame. According to the anti-loosening photovoltaic support, the clamping block is arranged in the groove of the photovoltaic panel, the clamping block is extruded into the groove of the photovoltaic panel, meanwhile, the eje