One-way valve
A technology for one-way valves and valve bodies, applied in sliding valves, control valves, safety valves, etc., can solve the problems of one-way valves without filtering function, large energy consumption, and large material waste, so as to increase the number of times and improve filtration Efficiency, unbreakable effect
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[0020] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0021] Such as figure 1 , A one-way valve, including a valve stem 1, a valve body 2, a gate plate 3, a valve cover 4, a hand wheel 5, and a check valve core assembly 6. The valve body 2 is provided with a water inlet 21 and a water outlet 22, The check valve spool assembly is arranged in the cavity of the water inlet 21 and combined with the cavity of the water inlet 21 to form a check valve. The check valve spool assembly 6 includes a spool 23 arranged in the cavity of the water inlet 21, The spring 24, the valve seat 25, the support frame 26 for fixing the check valve core assembly connected to the valve seat 25, the support frame 26, the valve seat 25 and the cavity of the water inlet 21 are provided with a gasket 27 for sealing, The outer end of the valve seat 25 is clamped by a retaining ring 28 provided on the cavity groove of the water inlet 21. An O-sha...
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