The invention discloses a tension wire compression joint tube protection method, and provides a tension wire compression joint tube protection device. The tension wire compression joint tube protection device comprises a bearing device and a shunting device, the bearing device comprises a U-shaped pull ring, an inner sleeve and an outer sleeve, the two ends of the U-shaped pull ring are provided with outer threads, the inner sleeve is sleeved with the outer sleeve, the outer sleeve is provided with convex lugs, the convex lugs are distributed at intervals in the axial direction of half-cylinders, the two half-pieced convex lugs are arranged in a stagger mode when the two half-cylinders shut, through holes are formed in the convex lugs, when two half pieces shut, the through holes in the convex lugs are through, the inner diameter of the half-pieced half-cylinders is equal to the outer diameter of the inner sleeve, and the two ends of the U-shaped pull ring penetrate through the convex lugs of the outer sleeve during work, and are fastened with nuts; the shunting device comprises a shunting cable clamp and a shunting wire. The tension wire compression joint tube protection method has the advantages of being good in spot effect and high in practicability.