Large-diameter special-shaped groined wrench device

• Main Authors: CHEN GAOXIANG, JU YUNPENG, LUO ZHENDONG, GUO YOULIN
• Format: Patent
• Language: Chinese; English
• Published: 09.07.2024
• 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 discloses a large-caliber special-shaped #-shaped wrench device which comprises a main wrench, a lock catch and an assembly head. The main body wrench is of a rounded rectangle structure, and a through groove formed in the length direction is formed in the main body wrench; the number of the assembly heads is two, and the assembly heads are identical in structure. Each head is of an integrated structure composed of a connecting section, a sliding section, a limiting piece and a special-shaped line-shaped cutter section which are sequentially arranged in the length direction. The number of the lock catches is two; each lock catch is of a cylinder structure with a connecting hole in the axis. The sliding sections of the two assembly heads are both located on the inner side of the through groove of the main body spanner and are both special-shaped linear cutter sections facing downwards, the connecting sections of the two assembly heads are connected with the connecting holes of the two lock ca