Top -mount type ball valve
The utility model discloses a top -mount type ball valve, comprising a main body, the inboard of main part is provided with the valve rod, the bottom of valve rod is provided with the spheroid, spheroidal top both sides all are provided with upper reaches disk seat, spheroidal bottom both sides all...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a top -mount type ball valve, comprising a main body, the inboard of main part is provided with the valve rod, the bottom of valve rod is provided with the spheroid, spheroidal top both sides all are provided with upper reaches disk seat, spheroidal bottom both sides all are provided with the low reaches disk seat, be provided with radial screw thread on the disk seat of the upper reaches, the inboard of radial screw thread is provided with the bore hole, the outside of radial screw thread is provided with the cone, the top of upper reaches disk seat is provided with the screw thread adjusting ring, one side of screw thread adjusting ring is provided with the spring holder, one side of upper reaches disk seat is provided with the sealing washer, the top of screwthread adjusting ring is provided with the gasket, the bottom of low reaches disk seat is provided with the spring. The utility model discloses a screw thread adjusting ring closes the regulating valve seat displacement soon |
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