Flat-end screwing device for oil taking valve of transformer

• Main Authors: QI QINGFENG, DENG XIANSHENG, YUAN TIAN, GONG YUJIA, YING SI, YANG GUOTAI, WANG XINSHENG, HUANG XIAOHUA, JIN LIANG, LEE JUNG MOO, WEI ZHIXIONG, RAO MINGPENG, HOU XIAONA, ZHANG MING, YAO YIXIN, WU GANG, WEI ZHUO, WAN GANG
• Format: Patent
• Language: Chinese; English
• Published: 19.07.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; HAND TOOLS; INDUCTANCES; MAGNETS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSFORMERS; TRANSPORTING

The utility model discloses a plain end screwing device for an oil taking valve of a transformer. The plain end screwing device comprises a containing part, a screwing part and a power part. The containing piece is provided with a containing cavity and used for abutting against the oil taking valve. The screwing piece is installed in the containing piece and can enter and exit from the containing cavity in an elastic movement mode, and the screwing piece is used for popping out of the containing cavity and being inserted into the plain end when the containing piece abuts against the oil taking valve in a preset state and is connected with the inner side wall of the plain end in a clamped mode in the circumferential direction of the oil taking valve. The power piece is connected with the containing piece and used for driving the containing piece to move in the axial direction of the oil taking valve and rotate around the axial direction of the oil taking valve. According to the plain end screwing device, oil t