Siltation-preventing non-return drainer

• Main Authors: JING CHAOQING, CHU FENGCHI
• Format: Patent
• Language: Chinese; English
• Published: 19.01.2011
• Subjects: 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

The utility model belongs to the technical field of valves, in particular to a siltation-preventing non-return drainer used in hydraulic engineering. The non-return drainer adopts the technical scheme that a valve body is included, wherein a water inlet is formed at the bottom of the valve body; a w...