Carbon dioxide gas compressor screw rod oil pump capable of removing excess gas automatically
A technology of gas compressor and carbon dioxide, which is applied in the field of compressor oil pump, can solve the problems of short life, low efficiency of oil pump, poor sealing, etc., and achieve the effect of small vibration, long service life and good suction performance
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[0026] The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
[0027] The carbon dioxide gas compressor screw oil pump capable of automatically removing excess gas in the present invention has the following structure: Figure 1 to Figure 6 As shown, including the pump casing 1, the two ends of the pump casing 1 are respectively provided with an end cover 7 and a pump body back cover 25, and the end cover 7 and the pump body back cover 25 are connected with the pump casing 1 by bolts 4 and nuts 5 that cooperate with each other. , a driving screw 3 and two driven screws 2 are arranged in the middle position inside the pump casing 1. The driven screw 2 is arranged on both sides of the driving screw 3. The driving screw 3 and the driven screw 2 are both bidirectional screw rods and threaded Symmetrical distribution, the three screws are arranged horizontally and meshed symmetrically with each other, the tail e...
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