Patent ID: 8446724
Filing Date: 2013-05-21
Classification: H02G,H05K

Abstract:
1. An electric connection box, comprising: a case; a heating component housed in the case; and a heat insulation wall provided in a manner so as to extend vertically in the case, wherein, in the case, between the heat insulation wall and the case, an ascending flow path where air ascends and a descending flow path where air descends are provided, an upper communication opening that connects between the ascending flow path and the descending flow path is arranged at the upper end of the heat insulation wall, a lower communication opening that connects between the ascending flow path and the descending flow path is arranged at the lower end of the heat insulation wall, and the heating component is placed inside of the ascending flow path, and in the case, a heat radiation wall section for radiating heat of the air inside of the descending flow path to the outside of the case is provided in an region corresponding to the descending flow path.