Integrated cut-off type pressure regulator
A technology for pressure regulators and cut-off valves, which is applied to valve details, safety valves, engine components, etc., can solve problems such as corrosion at the end of the cut-off valve stem, ineffective cut-off, and increased adjustment torque, and achieves convenient on-line maintenance and maintenance. Applicable to a wide pressure range and the effect of small pressure fluctuations
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[0033] The following will be combined with Figure 1-8 The present invention is described in detail, and the technical solutions in the embodiments of the present invention are clearly and completely described. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0034] Such as figure 1 As shown, an integrated cut-off pressure regulator is provided, which is suitable for urban medium and low pressure gas pipeline network transmission and distribution systems as pressure regulation. The main structure includes an adjustment part 112, a balance spool part 108, a cut-off part 115 and a valve body 105; 103 flat gasket 104 fixes the valve body cover 101, the valve body cover 101 and the lower end of the valve ...
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