| 摘要 |
PROBLEM TO BE SOLVED: To provide a floor heating system capable of heating a floor by simultaneously utilizing air heated by sunlight and indoor air which is previously heated, heating the floor by a simple constitution while reducing cost, and not affecting underfloor insect pest control. SOLUTION: This floor heating system comprises a roof ventilation space 10 formed along a roof surface to allow air to circulate therein, a chamber 20 communicating with a roof ventilation space, a first air blower 51 releasing air in the chamber to an indoor space 5, a floor internal space 33 formed in a floor 30 of double structure composed of an upper floor 31 and a lower floor 32 separated from each other, a duct 40 having an upper end opening 41 positioned at an upper part of the indoor space and a lower end opening 42 connected with the floor internal space, a second air blower 52 for forcibly feeding air in the duct from an upper end toward a lower end, communicating portions 36, 37 making the floor internal space communicate with the indoor space, and a heat insulating portion 61 disposed at the lower side of the floor of double structure. COPYRIGHT: (C)2009,JPO&INPIT |
