Assembly angle adjusting device for photovoltaic system

The utility model discloses an assembly angle adjusting device for a photovoltaic system. The device comprises an assembly placing plate and a left supporting column, the lower portion of the left endof the assembly containing plate is connected with a left supporting column through a movable shaft. The lower portion of the right end of the assembly containing plate is connected with a supportingplate through a movable shaft. A vertical rod is installed at the bottom end of the supporting plate, a first gear is connected to the outer side of the vertical rod, a chain is meshed with the outerside of the first gear, a second gear is connected to the interior of the chain, a rotating rod is fixed to the interior of the second gear, and the lower end of the rotating rod penetrates through the transverse plate. The assembly angle adjusting device for the photovoltaic system is provided with a first gear; and a vertical rod in internal threaded connection is driven to ascend and descend through rotation of a first