A pipeline pressure regulating device, which comprises at least one connected to the pipeline pressure regulating valve, a pressure valve pressure regulating valve of the pipeline, and the self pressure regulating valve is provided with at least one pressure gauge; the self pressure regulating valve comprises a valve body, valve, actuator and valve connected to the compression spring, the valve after the piping is connected with a tubular pressure to the actuator; the self pressure pipeline before and after setting the valve with a pressure gauge, and at least one stop valve and a safety valve; and the self pressure pipeline the valve is connected with the bypass valve is provided; it has convenient installation and use; voltage accuracy, voltage stability, good security etc..
【技术实现步骤摘要】
【技术保护点】
一种管路调压装置，它至少包括有一接于管路（１）上的调压阀，其特征在于所述的调压阀为一自力式压力调节阀（２），该自力式压力调节阀（２）的前后管路上至少设置有一压力表（３）。
【技术特征摘要】
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