Stability Analysis of Support Anchor Bolt in the Process of Surrounding Rock Fracture Evolution

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2023/4805857/figures/4805857.fig.007a.svgz" name="4805857.fig.007a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The anchor axial force at different positions and loading steps</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2023/4805857/figures/4805857.fig.007b.svgz" name="4805857.fig.007b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The shear stress variation law of anchorage interface and surrounding rock interface</td></tr></table>

<div>Stress change analysis of bolt drawing model.</div>

Geofluids

fig7

Figure 7

Figure 7: Stability Analysis of Support Anchor Bolt in the Process of Surrounding Rock Fracture Evolution 