Analysis of the Mechanical Characteristics of Bolts under Roof Separation Based on Exponential Function

Figure 4

Distribution curves of shear stress and axial force of bolt anchorage at different separation levels with the same position. (a) The interfacial shear stress distribution curve of bolt anchorage with different separation values. (b) The axial force distribution curve of bolt anchorage with different separation values.

(a)

(b)