Automatic sampling device and method for insulating oil of power transformer

• Main Authors: JIANG DONGFEI, MEN HONGYUE, PENG MIN, LU CHUNYU, SUN XING, TIAN YANKE, TIAN XIAOZHUANG, TIAN LI, LAI LE, MIN KAILONG, YANG XIAOLIANG, ZHONG MINGCAI, CHENG QI, LI FEIXIANG
• Format: Patent
• Language: Chinese; English
• Published: 02.09.2022
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE; PHYSICS; TESTING

The invention discloses an automatic sampling device and method for insulating oil of a power transformer. The automatic sampling device comprises a box body and an upper cover plate, and the interior of the box body is divided into an oil sample collection chamber and a control chamber through a partition plate; a first sampling injector and a second sampling injector are arranged at the top of the oil sample collection chamber on the upper cover plate; a liquid crystal display screen is embedded in the top of the control chamber on the upper cover plate; a first sliding groove and a second sliding groove are formed in the positions, corresponding to the middle of the first sampling injector and the middle of the second sampling injector, of the upper cover plate respectively. A second quantitative limiting mechanism and a third quantitative limiting mechanism which are matched with the first push plate and the second push plate are arranged in the first sliding groove and the second sliding groove respectiv