Bottom valve opening mechanism for assembling multi-stage oil cylinder

The utility model provides a bottom valve opening mechanism for assembling a multistage oil cylinder, which comprises a support frame, a cylinder body bracket and a lever opening mechanism, the cylinder body bracket and the lever opening mechanism are arranged on the support frame, a bottom valve control through hole is formed in the center of the cylinder body bracket, and the lever opening mechanism comprises a vertical ejector rod, a swing rod and a handle. One end of the swing rod is hinged to the bottom of the supporting frame, the other end of the swing rod is connected with the handle, the vertical ejector rod is installed in the middle of the swing rod, the top end of the vertical ejector rod penetrates through the bottom valve control through hole, and the vertical ejector rod can eject the ejector rod in the bottom valve open through lifting. The bottom valve opening mechanism for assembling the multi-stage oil cylinder has the advantage that the bottom valve at the bottom of the cylinder body can b