Electromagnetic unloading valve

The electromagnetic unloading valve comprises a main valve body, a mechanical pressure regulating valve, an unloading valve element assembly and a pressure increasing valve element assembly, and a working cavity and an unloading cavity are formed in the main valve body; the mechanical pressure regul...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WANG WEI, WEI WENSHU, ROH HAE-SEUNG, KANG YAN, GUO ZONGKAI, GENG YANZHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HYDRAULICS OR PNEUMATICS IN GENERAL LIGHTING MECHANICAL ENGINEERING SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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Beschreibung
Zusammenfassung:	The electromagnetic unloading valve comprises a main valve body, a mechanical pressure regulating valve, an unloading valve element assembly and a pressure increasing valve element assembly, and a working cavity and an unloading cavity are formed in the main valve body; the mechanical pressure regulating valve comprises a pressure regulating valve body and a valve core string; a control port, a liquid inlet and a liquid return port are formed in the valve body; the valve core string is detachably inserted into the pressure regulating valve body; the unloading valve core assembly is detachably inserted into the main valve body; the pressure increasing valve element assembly is detachably arranged on the main valve body and connected between the working cavity and the control port. The pressure increasing valve element assembly comprises a pressure increasing valve element, a guide threaded sleeve and a pressure increasing valve sleeve. A first guide section is arranged on the pressure increasing valve sleeve,