Efficient low-noise reciprocating piston type refrigerator compressor and manufacturing process thereof
A technology for refrigerator compressors and reciprocating pistons, which is applied in the direction of liquid variable capacity machinery, mechanical equipment, variable capacity pump components, etc., can solve the problems of high noise and low energy efficiency ratio, and reduce noise, improve energy efficiency ratio, and density small effect
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Embodiment 1
[0061] The surface of one of the two parts of the suction valve plate 1 and the exhaust valve plate 2 is coated with engineering plastics polytetrafluoroethylene or PEEK.
Embodiment 2
[0063] The surfaces of both the suction valve plate 1 and the exhaust valve plate 2 are coated with engineering plastics polytetrafluoroethylene or PEEK.
Embodiment 3
[0065] One of the above-mentioned three parts of the valve plate 3, the suction valve plate 4 and the exhaust valve plate 5 is directly formed by punching PEEK engineering plastics.
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