Grout pipe structure is reserved to steel reinforcement cage for underground continuous wall

The utility model provides a grout pipe structure is reserved to steel reinforcement cage for underground continuous wall, it is including steel reinforcement cage and grout pipe, 2~3 vertical isometric connections in the steel reinforcement cage of grout pipe, the lower end of grout pipe has drum portion and round platform portion in proper order, and drum portion and grout pipe are coaxial be 50~100mm with footpath, length, and round platform portion and drum portion are coaxial, and the length of round platform portion is the same footpath of 50~100mm, tip and drum portion, the tapering is1: 2~3, the concrete chock plug fills up the drum portion and the round platform portion of grout pipe, the utility model discloses the bottom adopts high -pressure injection grout to form the engineering of stagnant water curtain when being under construction underground continuous wall in the dark stratum, and it both can ensure in underground continuous wall construction period concrete does not get into the grout pipe