Petal pair open gear coupling wind valve

• Main Authors: JIA GUANGHUI, LIN LAIYU, ZHOU ZHEZHONG, SUN KAI, LI YANHUA, XIE WENZHENG, LI ZHONG
• Format: Patent
• Language: Chinese; English
• Published: 13.08.2008
• 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 discloses a flap folio gear ventilation valve, relating to the technical field of a ventilation valve, comprising a valve body (1), a valve plate (4), a valve plate shaft (5), a gear box (2) and an actuating mechanism (11), wherein the valve body (1) is provided with a plurality of pairing flap valve plates (4) which are distributed homogeneously; one end of each valve plate is movably fixed on the valve body (1), and the other end is fixed on the gear box (2); the gear box is fixed on the valve body through a supporting rib plate (3); and a main valve plate shaft (5) on the valve body is matched to connected with the actuating mechanism (11). The flap folio gear ventilation valve solves the main problem that the valve bodies occupies public space with each other in the national defence and man defence engineering blast pipe compact district, and has the advantages that the structure is reasonable, the volume is small and skillful, the space is saved, and the energy consumption and the noise