Solar frequency division heat collection device

The solar frequency division heat collection device comprises a base, a first rotating shaft is rotationally connected to the middle of the top face of the base, a rotating assembly is arranged in the base, a rotating block is fixedly connected to the top end of the first rotating shaft, and a transmission assembly is arranged in the rotating block; a sliding groove is formed in one side of the top face of the rotating block, a sliding block is slidably connected into the sliding groove, the top face of the sliding block is fixedly connected with two first fixing frames, one end of a supporting rod is rotationally connected between the two first fixing frames, and the other end of the supporting rod is fixedly sleeved with a second rotating rod. The device is provided with the protective cover, and in extreme weather, the protective cover is matched with components, so that the device can be wrapped, the device is prevented from being exposed, the risk of damage is reduced, and the device can be well protecte