Indoor outer filtration exchange device

• Main Author: DU YUNBO
• Format: Patent
• Language: English
• Published: 09.12.2015
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; RANGES; VENTILATING; WEAPONS

The utility model relates to an air purification technique, concretely relates to indoor outer filtration exchange device. The utility model discloses a solve the unable indoor outer air exchange's of realization of current air purifier problem. An indoor outer filtration exchange device includes the face guard, time control switch, the switch connecting rod, switch, the filter layer, the rotary valve, axial fan, interior sleeve pipe and outer tube, the perpendicular cartridge of outer tube is on the wall body, the inside cover of outer tube is equipped with the endotheca pipe, interior sheathed tube is inside by preceding axial fan and the filter layer of being equipped with in proper order after to, the rotary valve suit is in the outside of outer tube front end, the outside of face guard suit terminal surface before the outer tube, the middle part of face guard terminal surface is equipped with the face guard air outlet, be equipped with a plurality of face guard air intakes along radial direction equipartition on the lateral wall of face guard, the upper portion of outer tube rear end is equipped with a plurality of sleeve pipe air outlets along outer peripheral surface direction equipartition. The utility model is used for improve indoor air quality.