Line channel ultrahigh tree and bamboo obstacle removing auxiliary device and working method thereof

The invention relates to a line channel ultrahigh tree and bamboo obstacle removing auxiliary device and a working method thereof.The line channel ultrahigh tree and bamboo obstacle removing auxiliary device comprises a telescopic operating rod, the top end of the telescopic operating rod is connected with a hoop mechanism, the hoop mechanism comprises a left hoop and a right hoop, and one end of the left hoop is movably connected with one end of the right hoop through a gear set; the gear set comprises a left gear fixed to the end of the left hoop and a right gear fixed to the end of the right hoop, and the left gear and the right gear are clamped through an upper clamping plate and a lower clamping plate. The left gear and the right gear penetrate through the two clamping and fixing plates through gear shafts in the middle and are rotationally connected with the two clamping and fixing plates, the left gear and the right gear are in meshed linkage with a transmission gear column, and the top end of the tran