Auxiliary tool for enabling cable to penetrate through racking pipe

• Main Authors: FANG FEI, JING LANHUA, CHEN HUIZHOU, WANG JIANBO, SHEN LIULIU, HUANG SHAOKUN, LIU CHENG, TAN DONGSHENG, KONG BUFAN, ZHANG WENBIN, HUANG ZHAN, XU PENG, CAO WU, HU YIMING, SUN YAN
• Format: Patent
• Language: Chinese; English
• Published: 02.01.2024
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES

The invention relates to the technical field of cable laying auxiliary equipment, and discloses an auxiliary tool for a cable to pass through a duct bank, and the auxiliary tool comprises a plurality of retainers which sleeve the outer side of the cable and can slide along the axial direction of the cable; the rolling body I is arranged on the retainer; the limiting assembly and the retainer are the same in motion state relative to the cable along the axial direction of the cable; according to the auxiliary tool for enabling the cable to penetrate through the calandria, the rolling body is used for replacing the cable to make contact with the calandria, sliding friction between the cable and the calandria can be converted into rolling friction between the rolling body and the calandria, and therefore when the cable penetrates through the calandria, the outer skin of the cable cannot be abraded; the controllable pressure mechanism is arranged and connected with the retainer, pressure in the radial direction of