Block type suction unit, block type air supply unit, and environmental control apparatus using them

摘要

Provided are an environmental control device which can easily set up and change a return route in an existing room and is easy to maintain, such as cleaning and cleaning, and constituent members thereof. The suction unit 10 of the present invention has a hollow box shape and has a suction hole 12 a for sucking air from the room and a communication port 11 b for transmitting and receiving air to and from the adjacent suction unit 10 or the air supply unit 3, The unit 20 has a hollow box-like shape, and has an inlet port 20 b into which air is introduced from the suction unit 10 and an outlet port 20 c through which air flows out to the air supply unit 3. The air supply unit is provided on the side wall of the room , Has a hollow box shape, has an air supply hole for supplying air to the inside of the room, and a communication port for transmitting and receiving air. Both units are configured in a block shape that is detachable from adjacent devices. The environmental control apparatus of the present invention comprises at least one of the block type units.