Self-lubricating butterfly valve for gas delivery



The utility model discloses a self-lubricating butterfly valve for gas delivery, which comprises a valve body. A spool is arranged in the valve body, a bottom cover provided with an oil filling hole is arranged at one end of a rotary shaft of the spool, an oil pipe connector is arranged at the oil filling hole, and an automatic oil filler is connected to the oil pipe connector through an oil filling pipe. Lubricating oil can be regularly filled to the butterfly valve by the automatic oil filler of the self-lubricating butterfly valve for gas delivery, so that the butterfly valve can be laborsaving in adjustment and high in rotatability in use, labor intensity is relieved, production normality is guaranteed, and the service life of the butterfly valve is prolonged.




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