Expansion valve
The utility model discloses an expansion valve, it includes the lead screw, and the lead screw assembles on the internal thread of silk braid nut, and the lead screw lower extreme even has the needle, and the needle is adorned on the valve port, even there is the rotor inset lead screw upper end, th...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an expansion valve, it includes the lead screw, and the lead screw assembles on the internal thread of silk braid nut, and the lead screw lower extreme even has the needle, and the needle is adorned on the valve port, even there is the rotor inset lead screw upper end, the pot head has a silk braid nut on the valve port, and backstop ring suit is in the upper end of the outer wall of silk braid nut, and the retaining ring is equipped with at the top of silk braid nut, through the hub connection between rotor and the lead screw, be provided with on the outer wall of silk braid nut and supply the rotatory external screw thread of backstop ring, silk braid nut upper end have with retaining ring outer loop face assorted recess, the interior anchor ring of retaining ring is provided with the arch, has the locking lug and the arch of interior anchor ring to set up back -to -back on the outer anchor ring of retaining ring. Simple structure is reliable for this technical scheme product, ca |
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