Corrosion-resistant single-floating-ball double-position control valve convenient to install

The single-floating-ball double-position control valve comprises a shell and a second spring, a communicating cavity is formed in the left end of the shell, the outer wall of the communicating cavity is connected with a communicating pipe, the lower end of the communicating pipe is connected with an...

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Bibliographische Detailangaben
Hauptverfasser:	YIN QUANSHENG, GENG HAIPING, WU XUEHUA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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Beschreibung
Zusammenfassung:	The single-floating-ball double-position control valve comprises a shell and a second spring, a communicating cavity is formed in the left end of the shell, the outer wall of the communicating cavity is connected with a communicating pipe, the lower end of the communicating pipe is connected with an upper cavity, a supporting block is fixed to the inner wall of the shell, and a push rod penetrates through the interior of the supporting block; the upper end of the push rod is connected with an upper sealing valve clack, a first spring is arranged on the upper surface of the upper sealing valve clack, and the upper end of the first spring is connected with an ejector block. The corrosion-resistant single-floating-ball double-position control valve convenient to install is provided with the lower sealing valve clack, the lower sealing valve clack and the supporting block form an elastic structure through the second spring, the second spring can effectively and elastically press the sealed lower sealing valve cla