Double-opening hydrogen cylinder fixing device for hydrogen detection laboratory

A double-opening hydrogen cylinder fixing device for a hydrogen detection laboratory comprises a box body, a box door, a handle, a sight glass, bottom wheels and a gas cylinder, the box body is of a square structure, the box door is arranged on one side of the box body, the handle is arranged on the box door, the sight glass is arranged in the middle of the top of the box body, the bottom wheels are installed at the bottom of the box body, the gas cylinder is fixed in the box body, and opening valves are arranged at the upper end and the lower end of the gas cylinder. The upper opening valve is connected with an opening gas circuit; the inner wall of the box body on one side opposite to the box door is provided with a fixing mechanism for fixing a gas cylinder; and a bottom support is arranged in the bottom surface of the box body. The fixing device effectively solves the fixing problem of the double-opening steel cylinder in a hydrogen detection laboratory, the gas cylinder is convenient and safe to mount an