Device for detecting bearing capacity of rock stratum anchor rod

According to the technical scheme, the rock stratum anchor rod bearing capacity detection device comprises a control box body, a drawing instrument body is fixedly arranged on one side of the control box body, a fixing rod is connected to one side of the drawing instrument body through a bearing, a fixing sleeve is fixedly arranged on one side of the fixing rod, and an anchor rod connecting assembly is arranged on one side of the fixing sleeve; the anchor rod connecting assembly comprises a hexagonal supporting shell, the hexagonal supporting shell is arranged on one side of the fixing sleeve, the inner side of the hexagonal supporting shell is connected with a connecting nut through a bearing, an anchor rod body is arranged on one side of the hexagonal supporting shell, the anchor rod body penetrates through the hexagonal supporting shell and is in threaded connection with the connecting nut, and a plurality of sliding grooves are formed in the inner side of the fixing sleeve. A clamping groove is formed in