Hot-air blower with a small volume and high power

摘要

Hot-air blower with a small volume and high power, comprising a box-shaped body (1), an air channel (4) and a heating assembly (2), which is in the body are located, the vertical section of the air channel (4) is similar to that of an archimedean spiral, and wherein in the air duct a fan assembly (3) is arranged, and wherein one of the fan assembly (3) corresponding location of the side housing wall of the air channel (4) is an air inlet (43) is arranged, and wherein at the housing wall of the body (1) is an air outlet (11) and an air inlet (12) are provided, and wherein, in particular, a box air chamber (5) lie flush on the air outlet (42) of the air duct (4) is connected to the latter, and wherein at a the air outlet (11) of the body corresponding point on the housing wall of the air chamber (5) is a cooling windows (52) is arranged, and wherein the heating element (21) of the heating assembly (2) on the inner wall of the cooling window (52) is mounted, and wherein the with the centrifugal blower assembly (3) by the air inlet (43) of the air channel, the cold air is sucked into the air chamber (5) can be blown, and wherein the cold air by the heating element 21 on the cooling windows ((52), heated and then flows from the air outlet (11) of the body can be blown.