Long-service-life plug valve for industrial oil production
A long cock valve and industrial oil technology, applied in valve details, valve devices, valve housing structure, etc., can solve the problems of fixing bolts, fixing nuts rusting, flow influence, cock valve clogging, etc., to improve the use effect and improve Long service life, effect of preventing clogging
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[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. 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.
[0029] see Figure 1-6 , a long-life plug valve for industrial oil production, including a valve body 1, a connecting flange 2, a valve connecting pipe 3, a No. 1 connecting plate 6, and a No. 2 connecting plate 7. The outer surface of the connecting flange 2 is provided with Card groove 4, the inside of the valve connecting pipe 3 is provided with a filter structure 5, the outer surface of the upper end of the first connecting plate 6 is provided with a groov...
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