Biaxial rotary cutting type continuous excavation device for frozen soil

The utility model discloses a biaxial rotary cutting type continuous excavation device for frozen soil. The biaxial rotary cutting type continuous excavation device comprises a soil collecting device, a rotary soil cutting device, a spiral soil discharging device, a soil throwing device and a direction adjusting device, the soil collecting device comprises a cylindrical soil collecting frame, an opening is formed in the bottom of the soil collecting frame, and an annular fixing plate with a center opening is arranged at the top of the soil collecting frame; a soil throwing device is rotationally connected to a central opening of the fixed plate; the rotary earth cutting device comprises a rotary frame which is arranged on the outer side of the earth collecting frame in a sleeving mode and is coaxial with the earth collecting frame. The bottom of the rotating frame and the bottom of the soil collecting frame are connected through a slewing bearing to form a rotatable structure; a side face cutter set is arrang