Square rod plunger-type liquid-drainage swabbing pump

The utility model discloses a square rod plunger-type liquid-drainage swabbing pump, which is composed of a plunger mechanism and a pump barrel mechanism. The plunger mechanism comprises a plunger, a square plunger rod, a square plunger rod joint, a traveling valve assembly, an upper joint, a sealin...

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Bibliographische Detailangaben
Hauptverfasser:	MA JUNSHENG, XU JIAN, CHEN HANGUANG, LU ZHANGJIE, ZHAO YUNZHONG, BAI LIANGHU, LIN HUAIZHI, WANG DEKUAN, ZHENG JIAN, GUO XIAOQIANG, LI XIAOLIN, JIAO QIWU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a square rod plunger-type liquid-drainage swabbing pump, which is composed of a plunger mechanism and a pump barrel mechanism. The plunger mechanism comprises a plunger, a square plunger rod, a square plunger rod joint, a traveling valve assembly, an upper joint, a sealing ring installation sleeve, rubber sealing rings, a nylon sealing ring, isolation pads and a round nut. The square plunger rod is connected and welded with the upper end of the plunger in a threaded manner, the square plunger rod joint is connected and welded with the square plunger rod in a threaded manner, the traveling valve assembly is connected with the square plunger rod joint in a threaded manner, the upper joint is connected with the traveling valve assembly in a threaded manner, the sealing ring installation sleeve is sheathed and welded at the lower end of the plunger, the rubber sealing rings are sheathed at the upper and lower parts of the sealing ring installation sleeve, the nylon sealing ring is arra