Pressure-bearing composite cylinder

The invention provides a pressure-bearing composite material cylinder, and relates to a pressure-bearing device. The pressure-bearing composite material cylinder specifically comprises a cylinder body and a reinforcing block, a first installation opening is formed in the position, close to the open end, of the cylinder body, the first installation opening is a through hole penetrating through the side wall of the cylinder body, a second installation opening is formed in the reinforcing block, the reinforcing block is installed on the outer wall of the cylinder body in a sealed mode, the reinforcing block is located on the periphery of the first installation opening, and the position of the second installation opening corresponds to the position of the first installation opening. The pressure-bearing composite cylinder is high in bearing capacity, good in sealing performance and capable of achieving the testing function. 本发明提供了一种承压复合材料筒，涉及一种承压装置。本发明承压复合材料筒，具体包括筒体、补强块，所述筒体靠近敞口端的位置处开设有第一安装口，所述第一安装口为穿透所述筒体侧壁的通孔，所