Photovoltaic push rod with trunnion structure

The invention relates to a photovoltaic push rod with a trunnion structure. The connecting shell comprises a hollow cylindrical shell seat, a first cylindrical connecting seat and a second cylindrical connecting seat, the first cylindrical connecting seat and the second cylindrical connecting seat are connected with the two opposite side faces of the side wall of the hollow cylindrical shell seat in a penetrating mode, the first cylindrical connecting seat is connected with a first bearing seat, the second cylindrical connecting seat is connected with a second bearing seat, and a second bearing is installed on the second bearing seat; the hinge lug seat comprises a side plate, and a first lug plate and a second lug plate which are respectively connected with the side plate, the first lug plate is connected to the first bearing, and the second lug plate is connected to the second bearing; the transmission shaft is connected with a first gear; the outer pipe is connected to the other axial end of the hollow cyl