Synchronous driving device and photovoltaic tracking bracket system for photovoltaic tracking linkage rotation

A photovoltaic tracking bracket system, comprising:

• a driving tracking bracket system comprising a first main shaft, a first driven drive mechanism and a synchronous driving device;
• the synchronous driving device comprising a driving source and a driving drive mechanism;
• the synchronous driving device and the first driven drive mechanism being disposed at intervals along a length direction of the first main shaft;
• a structure of the first driven drive mechanism being the same as that of the driving drive mechanism;
• the first driven drive mechanism being connected with the driving drive mechanism through a synchronization shaft;
• at least one first driven tracking bracket system which is arranged on one side along a width direction of the first main shaft;
• the at least one first driven tracking bracket system comprising a second main shaft, a second driven drive mechanism and a third driven drive mechanism;
• the second main shaft being arranged parallel to the first main shaft;
• the second driven drive mechanism and the third driven drive mechanism being disposed at intervals along a length direction of the second main shaft;
• the second driven drive mechanism and the third driven drive mechanism having the same structure as the driving drive mechanism;
• the driving drive mechanism being connected with the second driven drive mechanism through a first linkage rod;
• the first driven drive mechanism being connected with the third driven drive mechanism through another first linkage rod;
• at least one second driven tracking bracket system which is arranged on another side along the width direction of the first main shaft;
• the at least one second driven tracking bracket system comprising a third main shaft, a fourth driven drive mechanism and a fifth driven drive mechanism;
• the third main shaft being arranged parallel to the first main shaft;
• the fourth driven drive mechanism and the fifth driven drive mechanism being disposed at intervals along a length direction of the third main shaft;
• the fourth driven drive mechanism and the fifth driven drive mechanism having the same structure as the driving drive mechanism;
• the driving drive mechanism being connected with the fourth driven drive mechanism through a second linkage rod;
• and the first driven drive mechanism being connected with the fifth driven drive mechanism through another second linkage rod;
• wherein the driving drive mechanism comprises a first housing and a driving transmission assembly which is arranged in the first housing and engaged in transmission;
• the driving transmission assembly comprises an input shaft, a first output shaft, a second output shaft, a third output shaft and a fourth output shaft;
• a driving end of the driving source is connected with the input shaft;
• the first output shaft, the second output shaft, the third output shaft and the fourth output shaft protrude beyond the first housing, respectively;
• the first output shaft and the second output shaft are disposed in parallel along a vertical direction;
• the third output shaft and the fourth output shaft protrude oppositely beyond the first housing;
• both the third output shaft and the fourth output shaft are perpendicular to the first output shaft and the second output shaft;
• the first output shaft, the second output shaft, the third output shaft and the fourth output shaft are configured to be driven by the driving source to rotate synchronously.