External drive type winch traction device

An externally-connected driving type winch traction device is characterized in that a speed reducing mechanism is installed on one side of a rack, the input end of the speed reducing mechanism is connected with a power input shaft, and the output end of the speed reducing mechanism penetrates through a side plate of the rack to be connected with a winch drum. The device can be connected with the power output end of a handheld chain saw, a backpack mower and the like, and drives the winding drum to rotate; the winch has the advantages of being compact in structure, small in size, convenient to carry, strong in winch power and suitable for operation in various field environments. 一种外接驱动式卷扬牵引装置，机架一侧安装内安装减速机构，减速机构的输入端连接动力输入轴，减速机构的输出端穿过机架侧板连接卷扬筒。本实用新型可与手持油锯、背负式割草机等装置的动力输出端进行连接，并驱动卷扬筒转动；具有结构紧凑、体积小巧，方便携带，卷扬动力强劲，适应各种野外环境作业的优点。