Used portal crane power supply unit of road bridge construction

• Main Authors: WANG WEI, XU RENZHI
• Format: Patent
• Language: Chinese; English
• Published: 08.12.2017
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses an used portal crane power supply unit of road bridge construction by sheath, conductor, current collector, connecting box, suspend in midair, support, brush housing frame constitute, adopt the current collector along with equipment synchronous operation to at any time, gain the power from the conductor, carry supply apparatus, so that equipment can continue to remove, satisfy the portal crane and executing the long distance walking requirement of industrial area ground, can save the fatigue power costs of traditional artifical spiral simultaneously, avoid the easy quilt of traditional mechanical spiral to be pulled apart and cause the emergence of incident, by high insulating can the power supply wiping line shell sheath made of engineering plastics, insulating properties is good, the security is high, adopt current density high, resistivity is low, and the low copper bar of voltage loss is as the conductor of power supply wiping line, energy -saving power, the equipment is conven