SUPPORT, SUPPORT ASSEMBLY, AND VEHICLE

The present application discloses a support, a support assembly, and a vehicle. The support is configured to be installed on a frame, and the support includes a mounting beam. The mounting beam is provided with a plurality of mounting portions, the plurality of mounting portions are arranged spaced apart in a length direction of the mounting beam, and the plurality of mounting portions are configured to be detachably connected to batteries. A cavity is formed inside the mounting beam, and the cavity extends in the length direction of the mounting beam.