High-altitude shielding contact box

• Main Authors: TU SHIZHANG, QIU CHANGJIANG, TU JIANJIE, LU KEDAN
• Format: Patent
• Language: Chinese; English
• Published: 02.11.2018
• Subjects: BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLYOR DISTRIBUTION OF ELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION

The invention discloses a high-altitude shielding contact box, which comprises an epoxy resin structure on the surface, a box body covered by the epoxy resin structure and a shielding ring, wherein the raw materials of the epoxy resin structure comprise epoxy resin, a curing agent and an auxiliary agent; the weight ratio of the epoxy resin to the curing agent to the auxiliary agent is 1: 0.8: 2.7;the epoxy resin is Hensman CY 5524 epoxy resin; the curing agent is a Hensman HY 5524 curing agent; and the auxiliary agent comprises 80 to 85 parts of silicon dioxide, 5 to 8 parts of zinc stearate,2 to 3 parts of diamond, 0.1 to 0.5 part of cerium oxide and 0.5 to 1 part of titanium dioxide according to the weight parts. The high-altitude shielding contact box disclosed by the invention is relatively high in mechanical performance, excellent in dielectric performance, ultraviolet radiation resistance and corrosion resistance and high in cracking resistance, can adapt to dew humidity changes and insulation aging pro