Foundation reinforcing device for precast pile foundation

The utility model relates to the technical field of constructional engineering instruments, in particular to a precast pile foundation reinforcing device which comprises a foundation ground and a precast pile foundation inserted into the foundation ground, and a reinforcing assembly is mounted on the outer side of the precast pile foundation and located in the foundation ground. The reinforcing assembly comprises a reinforcing ring connected to the outer side of the precast pile foundation in a sleeving mode and at least four supporting plates fixedly connected to the outer side of the reinforcing ring, and the multiple supporting plates are distributed in an annular array mode. The device has the effect of being more convenient to use. 本申请涉及建筑工程器械技术领域，具体是一种预制桩地基基础加固装置，其包括基础地面和插接在基础地面内部的预制桩基，所述预制桩基的外侧安装有加固组件，所述加固组件位于基础地面的内部，所述加固组件包括套接在预制桩基外侧的加固圈和至少四个固定连接在加固圈外侧的支撑板，多个所述支撑板呈环形阵列分布。本申请具有更加便于使用的效果。