High-fire-resistance underground cable for building

• Main Authors: TANG PEI, TIAN ZHAOYUN, HU PINGJUN
• Format: Patent
• Language: Chinese; English
• Published: 03.02.2023
• Subjects: BLASTING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERATION; HEATING; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; LIGHTING; MEANS FOR DAMPING VIBRATION; MECHANICAL ENGINEERING; SHOCK-ABSORBERS; SPRINGS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses a building underground cable with high fire resistance, comprising a cable body mechanism, one side of the cable body mechanism is provided with a damping limiting mechanism, and one side of the damping limiting mechanism far away from the cable body mechanism is provided with a fixing mechanism; the damping limiting mechanism comprises a supporting block, a protection pad, a spring, fixing clamping blocks, a connecting protruding block and a connecting groove, the protection pad is installed on one side of the supporting block, the fixing clamping blocks are installed at the two ends of the spring, and the spring is installed on the side, away from the protection pad, of the supporting block through the fixing clamping blocks. The high-fire-resistance underground cable for the building has the advantages that the cable can be firmly and reliably fixed, displacement and sliding of the cable are avoided, operation is convenient, a reliable damping structure is provided, the surface