| 摘要 |
PROBLEM TO BE SOLVED: To provide a ceiling cooling system capable of surely cleaning dust accumulated at an inner bottom surface of a water discharge drain. ! SOLUTION: In a ceiling cooling system 100, a plurality of piping units 60 are arranged side by side in a width direction, and each of a plurality of water discharge drains 20 includes a liquid supply mechanism 50 for supplying a cleaning liquid W inside. The piping unit 60 comprises: a heat absorbing pipe which is installed on a ceiling surface indoors, in which a cooling medium whose temperature is lower than atmospheric temperature is flowed in a longitudinal direction and which cools the surroundings by heat radiation; and the water discharge drain 20 which is oppositely arranged at the lower part of the heat absorbing pipe, and which collects water droplets condensed on the surface of the heat absorbing pipe and discharges it. ! COPYRIGHT: (C)2014,JPO&INPIT |
