| 摘要 |
A heating element housing device (7) comprises a heat exchange device (6) for cooling inside a cabinet (1) by exchanging heat between internal air (8) and external air (9). An exterior fan (22a) is disposed at a bottom portion of the cabinet (1) and an interior fan (21a) is disposed at an upper portion of the cabinet (1). A case (10) houses a heat exchanger (2). The heat exchanger (2) is provided with an internal air intake port (14), an internal air outlet port (15) and an external air intake port (16). An external air outlet port (11) is provided on a side of the case (10) opposite to a cabinet door (3) for blowing out the external air (9). The exterior fan (22a) and the interior fan (21a) are both centrifugal-type fans. |
