| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cooling structure for allowing certain cooling of an outdoor installation device inside while maintaining miniaturization of an outdoor box. <P>SOLUTION: A cooling structure of an outdoor installation device is constituted of: a cable excess length processing box 11; an outdoor box 25 which communicates with the inside of the cable excess length processing box 11; a metal box 43 which is stored in the outdoor box 25, and communicates with the cable excess length processing box 11 and the inside of the outdoor box 25, respectively, a division wall 79 for dividing a communication area with the outdoor box 25 and a communication area with the metal box 43 is provided in the cable excess length processing box 11, an inlet port 21 is formed in the cable excess length processing box 11 on the communication area side with the outdoor box 25 divided by the division wall 79, an exhaust port 17 is provided, a fan 81 is attached to the cable excess length processing box 11 on the communication area side with the metal box 43 divided by the division wall 79, and a heat sink 53 which projects in the cable excess length processing box 11 is attached to the circumference of the metal box 43. <P>COPYRIGHT: (C)2013,JPO&INPIT |
