Insulating oil sampling electromagnetic three-way valve, insulating oil sampling device and assisting device thereof

• Main Authors: SUN XIAOWEI, YUE RUIRONG, WANG TAO, FU QIANG, ZHENG ZHIQIANG, LIN FANQIN, XIA JIE, SONG JING, SUN HUAZHONG, TIAN YE, LI FENGSHUO, LI ZONGXUAN, ZHANG KAI, WANG JING, WANG GANG, WANG ZHIMING, FANG LINJIE, XUE YUNXIA, WANG JUANJUAN
• Format: Patent
• Language: Chinese; English
• Published: 16.10.2020
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention discloses an insulating oil sampling electromagnetic three-way valve, an insulating oil sampling device and an assisting device. The electromagnetic three-way valve comprises an oil port, an electromagnet and a plug, wherein the plug is arranged in the electromagnetic three-way valve; and the electromagnet is electrified to drive the plug to move and realize communication of any twoof the oil inlet, the sampling port and the oil outlet at different preset positions. The insulating oil sampling device comprises an electromagnetic three-way valve and an injector; the injector is connected with a sampling port of the electromagnetic three-way valve; the insulating oil sampling assisting device comprises an insulating oil sampling device and an injector shell, and the injector shell is arranged on the outer side of an injector of the sampling device. Totally-closed sampling is adopted, the electromagnetic three-way valve adjusts the plug to move up and down and left and right according to the sampli