Flange type single-gate-disc gate valve

The invention relates to the technical field of flange type gate valves, and discloses a flange type single-disc gate valve which comprises a gate valve pipeline and a valve cover located on the gate valve pipeline, a rotary valve shaft with a rotary disc is arranged on the top face of the valve cov...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LIN HAIWEI, LIN TONG, YE LILI, HUANG ZHENWEI, LIN FENG, QIU CHENJIE, WANG PINGHONG
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 PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TAPS THERMAL INSULATION IN GENERAL TRANSPORTING VALVES WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to the technical field of flange type gate valves, and discloses a flange type single-disc gate valve which comprises a gate valve pipeline and a valve cover located on the gate valve pipeline, a rotary valve shaft with a rotary disc is arranged on the top face of the valve cover, and flange plates are welded to the two ends of the gate valve pipeline. The filter cartridge is elastically mounted at the output end of the gate valve pipeline and is in a circular truncated cone shape, and a plurality of filter holes are distributed in the periphery of the filter cartridge; the guide cylinder is located at the bottom of the gate valve pipeline and communicated with the interior of the gate valve pipeline, a guide assembly located below the filter cylinder is arranged in the guide cylinder, and the guide assembly is in contact fit with the filter cylinder; and the buffer assembly is used for decomposing the water pressure impact force. Through cooperation of all the components, when the gate