Improved diaphragm valve

The invention relates to an improved diaphragm valve, and relates to the technical field of pipeline components. The valve comprises a valve box, a valve body and a diaphragm part, the valve box is provided with an inlet and an outlet, the valve box is used for being communicated with a flow path, a...

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Bibliographische Detailangaben
Hauptverfasser:	KANAI NAOYA, FURUKAWA HIROMICHI, SHENG QI
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 invention relates to an improved diaphragm valve, and relates to the technical field of pipeline components. The valve comprises a valve box, a valve body and a diaphragm part, the valve box is provided with an inlet and an outlet, the valve box is used for being communicated with a flow path, a valve seat is arranged in the valve box and located between the inlet side and the outlet side of the valve box, one end of the valve body is located in the valve box, the valve body is movably connected to the valve box, and the diaphragm part is arranged in the valve box. The diaphragm part is connected with the valve box and the valve body, the diaphragm part comprises a plurality of flexible diaphragm pieces, the diaphragm pieces are annular, the diaphragm pieces are arranged on the peripheral wall of the valve body in a sleeving mode, each diaphragm piece is provided with an outer edge part and an inner edge part, the outer edge parts and the inner edge parts of the adjacent diaphragm pieces are alternately c