Bearing nut wrench

• Main Authors: XING HUANXIN, JIANG SHUHONG, YANG CHANGMING, SUN WENQIANG, YAO MEIHONG
• Format: Patent
• Language: Chinese; English
• Published: 11.09.2013
• Subjects: HAND TOOLS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSPORTING

The utility model relates to the field of gas survey manufacturing and particularly discloses a bearing nut wrench. The wrench comprises a circular arc portion, a connection portion and a plug portion, wherein the circular arc portion is matched with a disassembly rocking bar, and the plug portion is matched with a bearing nut. The circular arc portion is semicircular, the inner side face of the circular arc portion forms a cylindrical face in a defined mode, the size of the cylindrical face corresponds to that of the disassembly rocking bar, the plug portion comprises two plugs, the plugs are cylindrical, the size of each plug corresponds to that of a disassembly hole of the bearing nut, the connection portion comprises two segments of connection rods, and the two ends of each connection rod are connected with the circular arc portion and the plug portion respectively. The structure of the bearing nut wrench is simplified, under the condition that the matching precision of the bearing nut wrench and the bear