Air purification device equipped with a filter that can be sterilized

The UV light mechanism on the filter element addresses the challenge of pathogen removal in air purification devices by enabling effective sterilization and cleaning without increasing costs or complexity, suitable for integration into existing systems.

KR102999156B1Active Publication Date: 2026-08-03박문수 +2
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Patent Information

Application Number
KR1020240118940
Authority / Receiving Office
KR · KR
Patent Type
Patents
Current Assignee / Owner
Filing Date
2024-09-03
Publication Date
2026-08-03
Estimated Expiration
2044-09-03

AI Technical Summary

Technical Problem

Conventional air purification devices face challenges in effectively removing viruses, bacteria, and pathogens from filter elements without significantly increasing manufacturing costs or complicating the structure.

Method used

A UV light installed to move up and down in close contact with the filter element, coupled with a UV light raising and lowering mechanism using a towing rope, drive shaft, and motor, allows for effective sterilization and cleaning of the filter element without structural changes.

Benefits of technology

The UV light effectively sterilizes both internal and external pathogens on the filter element while maintaining a simple structure that minimizes manufacturing costs and facilitates easy integration into existing systems.

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Abstract

The present invention relates to an air purification device equipped with a filter element capable of sterilization, comprising a blower fan inside a case to enable air intake and exhaust, and a filter element to filter dust in the air, a UV light installed to be able to move up and down while illuminating the side of the filter element in close contact with the side of the filter element, and a UV light lifting and lowering means installed on the upper side of the filter element to lift and lower the UV light. The effect of the present invention is that by having a structure in which the UV light can move up and down while illuminating the side of the filter element in close contact with the side of the filter element provided inside the air purification device, the UV light moves up and down while strongly irradiating ultraviolet rays without causing structural changes to the filter element, thereby effectively eradicating viruses and pathogens present inside and outside the filter element, and in the cleaning mode during operation, a strong airflow is formed through a narrow horizontal opening to enable cleaning of the inside of the filter element, making it a very useful invention.
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