JP2008267805A5 - - Google Patents

Claims (2)

A return air inlet for sucking in indoor air, an outside air inlet for introducing outside air, an exhaust outlet for discharging indoor air, and an indoor air inlet for supplying the outside air into the room In the casing,
A first blower that sucks outside air from the outside air inlet and supplies air from the indoor air inlet to the room; a second blower that sucks indoor air from the return air port and exhausts it from the exhaust port; A heat exchange type ventilator provided in the casing with a heat exchanger for exchanging heat between outside air introduced from the outside air inlet and air exhausted from the outlet ,
The casing has an air passage formed by a case portion of the first blower and a case portion of the second blower, and the outside air sucked from the outside air suction port passes through the air passage and passes through the first air passage. A heat exchange type ventilator characterized in that air is supplied into the room through the indoor air supply port after touching the motor of the blower and the second blower . The casing installed on the back of the ceiling includes a holding frame for taking outside air into the room and discharging indoor air to the outdoors, and a mounting frame attached to the back of the ceiling to hold the holding frame,
The mounting frame is formed in a frame shape so that the holding frame can be inserted from below, and the outside air intake port, the discharge port, and the With an indoor air inlet,
The inside of the holding frame body supplies the outside air introduced from the outside air intake port by the first blower through the heat exchanger into the room through the piping member from the indoor air supply port. The indoor air is taken in from a return air port provided on the indoor side by the blower, and after being heat-exchanged by the heat exchanger, the air is discharged from the exhaust port to the outside. The heat exchange type ventilator according to claim 1 .