Gate valve with self-locking protection structure

The utility model discloses a gate valve with a self-locking protection structure, which belongs to the technical field of gate valves and comprises a water inlet pipe and a water outlet pipe, flanges are fixedly arranged at two ends of the water inlet pipe and the water outlet pipe, and a water sto...

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Bibliographische Detailangaben
Hauptverfasser:	WANG YUZHEN, HAN LICHANG, WANG YUXIN
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 utility model discloses a gate valve with a self-locking protection structure, which belongs to the technical field of gate valves and comprises a water inlet pipe and a water outlet pipe, flanges are fixedly arranged at two ends of the water inlet pipe and the water outlet pipe, and a water storage pipe is fixedly arranged at the joint of the water inlet pipe and the water outlet pipe. A limiting mechanism for controlling water flow to flow is rotationally arranged on the water storage pipe, two symmetrically-arranged connecting rods are fixedly arranged on the circumferential surface of the top end of the water storage pipe, a threaded cap is fixedly arranged between the two connecting rods, and a threaded rod is in threaded connection with the threaded cap; a water storage pipe is arranged at the joint of a water inlet pipe and a water outlet pipe, and a cavity is formed in the water storage pipe, so that when the gate valve is used, a hand wheel is rotated to enable a threaded rod fixedly connected wi