Water curtain swing refers to the use of mechanical and electronic principles to enable the swing signal of the swing to be transmitted to a separate swing control system that can operate independently when the digital water curtain function is realized. The swing control system can accurately intervene in the water discharge of the swing part during the use of the water curtain system. The player swings the swing under the water curtain and is not easy to be drenched in water. Water curtain swing is a new type of waterscape equipment, which has artistic ornamental and practicality, and is widely used in large building lobbies, theme parks, cultural and entertainment backgrounds, etc. Due to its unique function, it is very suitable for swing preparation Entertainment interactive effect.