Gas-liquid linkage control ball valve

The invention relates to the field of ball valves, and discloses a gas-liquid linkage control ball valve which comprises a valve body, a gas-liquid linkage executing mechanism, a control box, a gas-liquid tank, a gas source tank, an upstream gas source connecting pipe, a downstream gas source connec...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	PENG NA, YANG DAIYANG, SHE JIANWEI, YE MANKAI, TAN GUIYUAN, XIANG ZHIFENG, CHEN BAILE, WANG TIEWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CLEANING CLEANING IN GENERAL ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PIPES PREVENTION OF FOULING IN GENERAL SEPARATION SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to the field of ball valves, and discloses a gas-liquid linkage control ball valve which comprises a valve body, a gas-liquid linkage executing mechanism, a control box, a gas-liquid tank, a gas source tank, an upstream gas source connecting pipe, a downstream gas source connecting pipe and an anti-blocking filtering mechanism. The anti-blocking filtering mechanism comprises a spliced pipe fitting, a first sealing telescopic assembly and a second sealing telescopic assembly which are coaxially arranged in the spliced pipe fitting, a first expansion plugging assembly and a wall scraping assembly which are arranged on the first sealing telescopic assembly, and a second expansion plugging assembly and a filtering piece which are arranged on the second sealing telescopic assembly; the anti-blocking filtering mechanism is additionally arranged at the joint of the air source connecting pipe and the main line, and the first sealing telescopic assembly and the second sealing telescopic assembly