Electro-hydraulic combined rotary joint for high-power transmission

The electro-hydraulic combined rotary joint for high-power transmission is provided for meeting the high-reliability rotary transmission requirements of radar and other complex electronic equipment for electric signals and cooling media, the structure and functions are organically integrated, and high-efficiency transmission of large current and the cooling media is achieved. The combined rotary joint is composed of the conductive rotary joint, the liquid rotary joint, the rotary bearing and related accessories, the conductive rotary joint and the liquid rotary joint share one set of rotary bearing, the structure is compact, and the rotary precision is guaranteed; the liquid cooling flow channel is arranged in the conductive rotary joint base, the liquid rotary joint provides branch cooling media for the conductive rotary joint, large-current rotary transmission contact resistance heat and friction heat are dissipated in time, and the transmission efficiency and the equipment system stability are improved. 针对