Rotating arm positioning node, bogie and rail train

• Main Authors: LIU DONGPO, WANG YE, ZHAO FENG, FAN QIANG, ZHU KAN
• Format: Patent
• Language: Chinese; English
• Published: 29.11.2022
• Subjects: PERFORMING OPERATIONS; PREVENTING DERAILING OF RAIL VEHICLES; RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES ORARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; RAILWAYS; TRANSPORTING; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAILVEHICLES

The utility model provides a rotating arm positioning node, a bogie and a rail train, the rotating arm positioning node is used for the bogie of the rail train and comprises a mandrel, rubber and an outer sleeve, the core shaft comprises a mounting shaft body and a fixing part integrally formed with the mounting shaft body. Wherein the mounting shaft body and the fixing part are both cylinders, and the diameter of the section of the mounting shaft body is smaller than that of the section of the fixing part; the rubber is a hollow cylinder, and the rubber is arranged on the fixing part in a sleeving mode. The outer sleeve is a hollow cylinder and is fixed on the rubber. According to the rotating arm positioning node, the bogie and the rail train, the rubber and the outer sleeve are arranged on the two sides of the rotating arm positioning node, so that whether the rubber exposed in the rotating arm positioning node has the phenomena of cracks, glue failure, aging and the like or not can be directly and visuall