High-pressure hydrogen storage tank based on sealing of high-pressure sealing steel ring

The utility model relates to the technical field of hydrogen storage equipment, in particular to a high-pressure hydrogen storage tank based on sealing of a high-pressure sealing steel ring, which comprises a high-pressure sealing steel ring hydrogen storage tank main body, an arc-shaped barrel arranged at the end part of the high-pressure sealing steel ring hydrogen storage tank main body and a conveying pipeline arranged on the arc-shaped barrel, a fixing device is arranged on the high-pressure sealing steel ring hydrogen storage tank body and comprises two symmetrical supporting bases, grooves communicated with the outside are formed in the supporting bases, arc-shaped barrels are located in the grooves and matched with the grooves in a clamped mode, and annular grooves communicated with the outside are formed in the groove walls of the rear sides of the grooves. The conveying pipeline is located in the annular groove and matched with the annular groove in a clamped mode, arc-shaped limiting rods are arran