Large-aperture expanded head enhanced anti-floating anchor rod

The utility model discloses a large aperture enlarged head enhancement type anti-floating anchor rod, which comprises an anchor rod, an anchor hole enlarged head and a PE pipe, the anchor rod is composed of anchor rod rebars, the anchor rod, the anchor hole enlarged head and the PE pipe are all inserted into an anchor hole, a reverse rebar is arranged at the anchor hole enlarged head, an annular rebar support is arranged on the upper portion of the anchor rod rebars, and the anchor rod rebars are arranged in the middle of the annular rebar support. The technical problem that the construction period and the construction quality are affected due to the fact that anchor rod construction is complex in the prior art is solved through the large-aperture expanded head reinforced anti-floating anchor rod. 本实用新型公开了一种大孔径扩大头增强型抗浮锚杆，包括，锚杆、锚孔扩大头和PE管，其中锚杆由锚杆钢筋组成，锚杆、锚孔扩大头和PE管均插入锚孔中，锚孔扩大头处有反向钢筋，锚杆钢筋上部有环形钢筋支架，锚杆钢筋位于环形钢筋支架中间。本实用新型通过大孔径扩大头增强型抗浮锚杆解决了现有技术中锚杆施工较为复杂导致影响施工工期和施工质量的技术问题。