Self-balancing expansion joint

• Main Authors: WU YUXI, XU ZHIHAI, TANG XIAOMEI, ZHU AIJUN, QIAN ZHONGPING, YUAN JINHUA
• Format: Patent
• Language: Chinese; English
• Published: 11.02.2022
• 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 self-balancing expansion joint, and relates to the technical field of expansion joints. The expansion joint comprises an expansion joint body, two T-shaped sliding grooves are symmetrically formed in the side face, close to the expansion joint body, of a flange plate, one side face of an H-shaped sliding block is fixedly connected with a connecting plate, a buffer spring is fixedly connected between the side faces of the two opposite connecting plates, the peripheral side faces of the connecting plates are sleeved with hollow sleeve plates, and one surface of each hollow sleeve plate is fixedly connected with a telescopic rod. One end of the telescopic rod is fixedly connected with an arc-shaped hoop, the inner wall of the arc-shaped hoop makes contact with the outer wall of the expansion joint body, and the side face of the arc-shaped hoop makes contact with the side face of the flange plate. Through the design of the H-shaped sliding blocks, the connecting plates, the buffer sp