Washable polystyrene granulation draught hood

The utility model discloses a washable polystyrene granulation draught hood which comprises an air draft pipeline and a fan hood body, the air draft pipeline is provided with an exhaust fan, the exhaust end of the fan hood body is detachably connected with the air inlet end of the air draft pipeline, a cleaning hole is formed in the fan hood body, and a cleaning door is hinged to one side of the cleaning hole. And the other side of the cleaning door is used for opening/closing the cleaning hole. According to the washable polystyrene granulation draught hood, the exhaust end of the draught hood body is detachably connected with the air inlet end of the air draft pipeline, the draught hood body can be directly detached through the connection mode, meanwhile, the cleaning door is arranged on the draught hood body, the interior of the draught hood body can be conveniently washed by opening the cleaning door, and therefore the cleaning effect is good. Finally, the polystyrene granulation draught hood is convenient