Improved air filter

• Main Author: TANG KUNLIN
• Format: Patent
• Language: English
• Published: 06.05.2015
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; RANGES; SEPARATION; TRANSPORTING; VENTILATING; WEAPONS

The utility model relates to an improved air filter which comprises a housing. An air outlet is formed in the top of the housing, a liquid crystal display control screen and a probe detection hole are arranged on the front side of the housing, a returned air port is formed under the probe detection hole, an ultraviolet sterilizing lamp is arranged at the bottom end of the inner side of the housing, an initial-effect filtering device, a medium-effect filtering device and an efficient filtering device are sequentially arranged above the ultraviolet sterilizing lamp, an activated carbon filtration device is arranged between the initial-effect filtering device and the medium-effect filtering device, a supporting cross rod is arranged between the medium-effect filtering device and the efficient filtering device, a fan support is arranged on the supporting cross rod, and a fan is fixed on the fan support through an installing hole. The improved air filter is simple in structure and reasonable in layout, enables air to be filtered through the initial-effect filtering device, the activated carbon filtration device, the medium-effect filtering device and the efficient filtering device and then can conduct sterilization and disinfection, filtration and dust removal on the air and effectively eliminate peculiar smell. In addition, the improved air filter is low electricity consumption, low in noise and convenient to dismount.