Ultrahigh-pressure water conveying rotary joint of water jet cutter equipment

The utility model discloses an ultrahigh pressure water delivery rotary joint of water jet equipment, and relates to the field of rotary joints, the ultrahigh pressure water delivery rotary joint comprises a connecting sleeve, the middle end in the connecting sleeve is provided with a limiting groove I, and a first limiting bearing is movably mounted in the limiting groove I; first limiting pieces attached to the first limiting grooves are movably connected to the left side and the right side of the first limiting bearing in a clamped mode, and a rotating shaft is movably installed on the inner side of the first limiting bearing. The connecting pipe is limited through the second limiting bearing in the second limiting groove, the second limiting piece and the elastic piece supporting the second limiting piece, connection between the connecting pipe and the rotating part is achieved through the internal thread connector, and the first sealing gasket is arranged in the connecting pipe to guarantee sealing. And