Water surface floating type electromagnetic wave signal relay device

A water surface floating type electromagnetic wave signal relay device, comprising:

• a central processing mechanism, comprising a first waterproof housing, a control circuit board and a power supply assembly, the control circuit board and the power supply assembly being arranged inside the first waterproof housing, and the power supply assembly being connected to the control circuit board;
• an antenna mechanism, comprising a second waterproof housing and an antenna assembly, the antenna assembly being arranged inside the second waterproof housing, the second waterproof housing being hermetically assembled and connected to the first waterproof housing, and the antenna assembly being in signal connection with the control circuit board;
• and
• a floating mechanism, comprising three or more floating units, all the floating units being distributed along the periphery of the central processing mechanism in an annular array, and the floating units being connected to the first waterproof housing of the central processing mechanism in a stretchable and/or foldable manner.