Deviational survey pipe protection device

The utility model provides a deviational survey pipe protection device. This deviational survey pipe protection device includes: inside cavity and the first sleeve pipe of both ends open -ended for the outside of waiting to protect the deviational survey pipe is located to the cover, with the second sleeve pipe that first sleeve pipe detachably is connected is used for the cover to locate wait toprotect the tip of deviational survey pipe. The utility model provides a deviational survey pipe protection device establishes at the first sleeve pipe of waiting to protect the deviational survey outside of tubes through the cover, removes the process protection at pile head later stage chisel and waits to protect the deviational survey pipe not damaged, and then strengthened the guard action oftreating protection deviational survey pipe to cycle length that the later stage maintenance leads to and problem with high costs have been avoided, locate the first sleeve pipe of waiting to protectdeviational survey pipe end