Pipe wrench capable of bidirectionally rotating

• Main Authors: ZHANG KAI, XIONG YONGXUE, LI XIANG, ZHANG CHUAN'AN, LI PENGFEI
• Format: Patent
• Language: Chinese; English
• Published: 23.07.2019
• 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 invention discloses a pipe wrench capable of bidirectionally rotating. The pipe wrench comprises a vertically arranged pipe body, wherein the top end of the pipe body is fixedly connected with a tubular upper retainer; the axis of the upper retainer is horizontally arranged; a dowel steel is arranged in the pipe body in a sleeving mode; the dowel steel extends upwards into the upper retainer and is fixedly connected with a lower retainer arranged in the upper retainer in a vertically slidable mode; the upper retainer and the lower retainer are each provided with a meshing surface correspondingly; the meshing surface of the upper stop retainer is opposite to the meshing surface of the lower retainer; the upper part of the pipe body is in threaded connection with a stop screw capable ofextending into the pipe body at least partially; and the stop screw corresponds to the dowel steel. The pipe wrench has the beneficial effects that each meshing surface is an arc surface, and has a large contact area with a s