Slowly-open slowly-close fully-open and vibration-free swing check valve
A swing-type, check valve technology, applied in the direction of valve details, control valves, valve devices, etc., can solve the problems of increased water loss in the system, wear of the valve shaft system, fatigue damage of the valve shaft, etc., and achieve small vibration of the valve disc , Reduce system water loss and save energy
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[0022] The present invention will be further described in detail below with reference to the drawings and specific embodiments to facilitate a clear understanding of the present invention, but they do not limit the present invention.
[0023] Such as figure 1 , figure 2 As shown, the present invention includes a valve body 1, a valve cover 3 arranged on the valve body 1, a valve shaft 4 arranged at the upper end of the valve body 1 near the end of the water inlet, and a valve disc 2 fixedly connected to the valve shaft 4. The valve shaft 4 passes through the valve body to extend out of the valve body 1, and a locking arm 5 is fixed on the inner side of the valve disc 2 to combine image 3 As shown, the end of the locking arm 5 is provided with a groove 5.1, and a locking shaft 5.2 for hooking with the locking hook 9 is connected in the groove 5.1, and the valve shaft 4 extends out of the valve body 1 One end of the valve shaft crank 8 is fixedly connected, the other end of the va...
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