Pile bottom post-grouting device

The utility model discloses a post-grouting device for a pile bottom, which relates to the technical field of grouting devices, has the advantage of reducing extrusion of cement paste from the joint of a grouting guide pipe and the grouting device, and adopts the technical scheme that the post-grouting device comprises a grouting pump and the grouting guide pipe pre-arranged in a pile body, and the grouting pipe is in sealed connection with the grouting guide pipe through a mounting piece. 本实用新型公开了一种桩底后注浆装置，涉及注浆装置技术领域，具有减少水泥浆从注浆导管与注浆装置连接处挤出的优点，其技术方案要点是：包括压浆泵以及预设于桩身内的注浆导管，所述压浆泵上设有压浆管，且压浆管与注浆导管之间通过安装件密封连接。