Multi-channel rotary joint

• Main Authors: JIANG XIANZONG, JIANG HEXIU
• Format: Patent
• Language: Chinese; English
• Published: 12.07.2024
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a multi-channel rotary joint which comprises a shell, an end cover and a top cover, the end cover and the top cover are installed at the two ends of the shell respectively, a second channel is formed in the center of the top cover, a first sealing sleeve in clearance fit is installed in the inner wall of the top cover in an embedded mode, and a second sealing sleeve is arranged at the bottom end of the first sealing sleeve. A rotating shaft is relatively and fixedly connected to the outer side of the second sealing sleeve, sealing cavities are formed in the two ends of the shell correspondingly, rotating sealing rings making contact with the outer wall of the rotating shaft are embedded in the sealing cavities, extrusion parts are fixed to the ends, close to each other, of the top cover and the end cover correspondingly, and the extrusion parts stretch into the sealing cavities to abut against the side walls of the rotating sealing rings. According to the multi-channel rotary seali