Device for purifying bacteria and viruses at air outlet pipeline opening of central air conditioner

The invention discloses a central air conditioner air outlet pipeline opening bacterial virus purification device which is characterized by comprising a shell, an air inlet hole is formed in the top face of the shell, a motor and an air roller driven by the motor are installed on the upper portion in the shell, an ultraviolet lamp tube and an anti-radiation net are installed in the middle in the shell, and a negative oxygen ion generator is installed on the lower portion in the shell. The negative oxygen ion generator is connected with the circuit board; the ultraviolet lamp tube is connected with the ballast, and an air outlet hole is formed in the bottom face of the shell. The sterilization and purification device is free of disassembly and washing, the sterilization and purification rate reaches 99%, and due to the fact that the ultraviolet lamp tube in the sterilization and purification device is arranged in the machine box and is protected by the anti-radiation net, no radiation is generated, and the sta