Belt transmission tension adjusting mechanism and image acquisition equipment

The utility model provides a belt drive tension adjusting mechanism and image acquisition equipment. The belt transmission tensioning adjusting mechanism comprises a supporting assembly, an angle adjusting assembly, a driving assembly, a belt transmission assembly and a tensioning assembly, the angle adjusting assembly is installed on the supporting assembly, the driving assembly is movably connected to the supporting assembly, and a pre-connection state exists between the driving assembly and the supporting assembly; the belt transmission assembly is arranged between the driving assembly and the angle adjusting assembly so as to transmit power of the driving assembly to the angle adjusting assembly. The tensioning assembly comprises a force application part and an installation part, and the force application part is movably installed on one of the supporting assembly and the driving assembly through the installation part and can push the driving assembly to be relatively away from the supporting assembly in