| 摘要 |
A fluorescent lamp device is provided to utilize an installation space by inserting a housing of the fluorescent lamp device into a ceiling. In a fluorescent lamp device, an air intake unit(130) is prepared at one side of a fluorescent lamp supporting unit to inhale external air. An air purifying unit(140) includes a filter(143) and an air discharging port. The filter(143) is prepared at the other side of the fluorescent lamp supporting unit to purify the external air inhaled from the air intake unit(130). The air discharging port discharges the purified air at the filter(143). A duct is prepared in a foldable type by mutually connecting the air intake unit(130) to the air purifying unit(140) to be changeable in shape and volume. And, a height control unit is prepared between the ceiling frame and a housing(110) to control the height of the housing(110). |
