▎ 摘　　要

NOVELTY - The utility model relates to a graphene catalysis air purifying device, comprising a main body, a gas inlet mechanism, guide mechanism, catalyzing and purifying mechanism and a filter mechanism, an air inlet mechanism comprises an air inlet fan, an outer frame and a fixing component; guide mechanism comprises an air guide plate and multiple guide holes, catalytic purification mechanism comprises an assistant catalytic component, auxiliary catalytic component comprises a transmission gear, a driving gear, a second motor and a lighting lamp, a work power supply module comprises a working power supply circuit, the graphene catalysis air purifying device, the inner rotating second motor control the drive gear transmission gear, the lamp with the driving gear to rotate, realizing the graphene catalysis layer in all lighting, which can improve the efficiency of catalysis, and improves the reliability of the device for purifying in the working power supply circuit, through a second diode to detect the output voltage, when the output voltage is too high, then second diode is conducted, the thyristor is conducted, to protect the circuit, thereby improving the reliability of the device.