Auxiliary device for pulling out elbow-shaped head of inflatable cable

• Main Authors: HUO YANYAN, WANG YONGCHEN, LI GUIZHOU, WEI KE, GAO SHUAIJUN, HE PANFENG, LI LONG, ZHANG FENG, CUI LELE, DONG AODONG, GUO LIN, WANG FUYUAN
• Format: Patent
• Language: Chinese; English
• Published: 05.07.2022
• Subjects: BASIC ELECTRIC ELEMENTS; CURRENT COLLECTORS; ELECTRICITY; LINE CONNECTORS

The utility model relates to an inflatable cable elbow-shaped head pulling-out auxiliary device which comprises a cable elbow-shaped head and a body, the body is arranged on the right side of the cable elbow-shaped head, inflation interfaces are arranged on the upper side and the lower side of the body, an expansion body is arranged on the left side of the body, an expansion ring is arranged in the expansion body, and an inflation cavity is formed in the body. Normally-closed sealing plates are arranged at the positions, corresponding to the inflation connectors, of the upper side and the lower side in the inflation cavity correspondingly, rotating shafts are arranged on the left sides of the front faces of the normally-closed sealing plates, normally-closed torsional springs are arranged outside the rotating shafts, a sealing filling layer is arranged in the inflation cavity, and an air channel is formed in the sealing filling layer. A connector is arranged at the position, corresponding to the air channel,