Anti-explosion valve capable of bidirectionally protecting large air volume
A technology of large air volume and valve leaf, which is applied in the direction of safety valve, balance valve, valve device, etc., and can solve the problems that cannot be adapted to the occasion with large air volume, narrow air duct, and valve leaf cannot be closed with the valve body, etc.
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[0029] like Figure 1 to Figure 7 As shown, this specific embodiment adopts the following technical solutions: including a valve frame assembly and a set of valve leaf assemblies; the valve frame assembly includes a rectangular frame surrounded by upper and lower end plates 1 and left and right end plates 2, respectively Two sets of baffle plates 3 at the front and rear symmetrical positions of the upper and lower end plates 1; the valve leaf assembly includes shafts 4 that are equidistantly distributed in a rectangular frame and whose two ends respectively pass through the relative positions of the left and right end plates 2, and are arranged on the left and right end plates. 2 and the valve leaf 5 connected to the shaft 4, the No. 1 rotation positioning piece 6 arranged vertically on the side surface of the rectangular frame and located between the shaft 4 and the valve leaf 5, and the No. 1 rotation positioning piece 6 respectively. The connected connecting rod 7, the seco...
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