Pressure regulating valve of gas steel cylinder

The utility model relates to a gas steel cylinder pressure regulating valve which comprises a steel cylinder body, the top of the steel cylinder body is in threaded connection with a valve body, an inner cavity of the valve body is fixedly connected with a valve seat, the left side of the valve body is fixedly connected with a regulating assembly, the bottom of the regulating assembly penetrates into the inner cavity of the valve body, and the right side of the valve body is communicated with a gas outlet pipe. An inner cavity of the valve body is in sliding connection with a pressure adjusting body in close contact with the top of the valve seat. According to the pressure regulating valve of the gas steel cylinder, the pressure regulating valve and the steel cylinder body can be rapidly connected through the threaded connection relation of the valve body and the steel cylinder body, self-adaptive adjustment can be achieved through the pressure regulating body, the flow of gas exhausted from the gas outlet pi