CZKT axial flow mechanism is a structure in which the motor is placed in the cylinder body, and the impeller is directly installed on the motor shaft. The cylinder can be made into integral (rear guide vane structure cylinder) or open along the axial direction according to the need, the open cylinder is to install the impeller and the motor on the open half cylinder, easy to repair or replace parts on the spot. CZKT explosion-proof fan can be made into type ⅰ deck type, type ⅱ pipe type, type ⅳ olive type, type ⅴ air outlet type and other structures.