double flap valve manufacturer

The double Flap Valve valve adopts steel plate welding structure, connecting rod, crank transmission mechanism and automatic reset mechanism, with compact structure, stable and reliable operation. The working principle of the Double Flap valve: the reducer drives the transmission rod to rotate the upper and lower transmission shafts respectively through the crank, cam and connecting rod, and opens interactively. Through the equipped lever system or stretching spring, the valve plate can be reliably reset to prevent the wind from blowing in, and the feeding and unloading of the system can be completed according to the determined opening and closing frequency